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This is a list of former United States counties, a list of
United States The United States of America (U.S.A. or USA), commonly known as the United States (U.S. or US) or America, is a country primarily located in North America. It consists of 50 states, a federal district, five major unincorporated territori ...
counties A county is a geographic region of a country used for administrative or other purposesChambers Dictionary, L. Brookes (ed.), 2005, Chambers Harrap Publishers Ltd, Edinburgh in certain modern nations. The term is derived from the Old French ...
(administrative subunits of a
U.S. state In the United States, a state is a constituent political entity, of which there are 50. Bound together in a political union, each state holds governmental jurisdiction over a separate and defined geographic territory where it shares its sove ...
) that no longer exist. They were established by a state, provincial, colonial, or territorial government. Most of these counties were created and disbanded in the 19th century; county boundaries have changed little since 1900 in the vast majority of states. A county is repeated on the list if its jurisdiction changed from one state, colony, or territory to another. This list includes (but is not limited to) counties that were renamed but retained their territorial integrity, or counties that were transferred wholesale to another state when it was separated from another state (
Massachusetts Massachusetts (Massachusett: ''Muhsachuweesut Massachusett_writing_systems.html" ;"title="nowiki/> məhswatʃəwiːsət.html" ;"title="Massachusett writing systems">məhswatʃəwiːsət">Massachusett writing systems">məhswatʃəwiːsət'' En ...
counties transferred to
Maine Maine () is a state in the New England and Northeastern regions of the United States. It borders New Hampshire to the west, the Gulf of Maine to the southeast, and the Canadian provinces of New Brunswick and Quebec to the northeast and ...
;
Virginia Virginia, officially the Commonwealth of Virginia, is a state in the Mid-Atlantic and Southeastern regions of the United States, between the Atlantic Coast and the Appalachian Mountains. The geography and climate of the Commonwealth ar ...
counties transferred to
Kentucky Kentucky ( , ), officially the Commonwealth of Kentucky, is a state in the Southeastern region of the United States and one of the states of the Upper South. It borders Illinois, Indiana, and Ohio to the north; West Virginia and Virginia ...
and
West Virginia West Virginia is a state in the Appalachian, Mid-Atlantic and Southeastern regions of the United States.The Census Bureau and the Association of American Geographers classify West Virginia as part of the Southern United States while the B ...
; and
North Carolina North Carolina () is a state in the Southeastern region of the United States. The state is the 28th largest and 9th-most populous of the United States. It is bordered by Virginia to the north, the Atlantic Ocean to the east, Georgia and ...
counties transferred to
Tennessee Tennessee ( , ), officially the State of Tennessee, is a landlocked state in the Southeastern region of the United States. Tennessee is the 36th-largest by area and the 15th-most populous of the 50 states. It is bordered by Kentucky to th ...
).


Alabama

* Baine County, Alabama (1866–1867, reestablished as
Etowah County Etowah County is a county located in the northeastern part of the U.S. state of Alabama. As of the 2020 census the population was 103,436. Its county seat is Gadsden. Its name is from a Cherokee word meaning "edible tree". In total area, it i ...
a year later) * Baker County, Alabama (1868–1874, renamed Chilton County) * Benton County, Alabama (1832–1858, named for Thomas Hart Benton, Creek War officer and U.S. Senator, renamed
Calhoun County Calhoun County is the name of several counties in the United States of America named after U.S. Vice President John C. Calhoun: * Calhoun County, Alabama * Calhoun County, Arkansas * Calhoun County, Florida * Calhoun County, Georgia * Calhoun Cou ...
in 1858 for John C. Calhoun) * Cahawba County, Alabama (1818–1820, renamed Bibb County) * Cotaco County, Alabama (1818–1821, renamed Morgan County) *
Decatur County, Alabama Decatur County was a county of the state of Alabama, United States. It was named for Commodore Stephen Decatur of the United States Navy. Its county seat was Woodville. History Decatur County was established by the Alabama Legislature on December ...
(1821–1825, land redistributed between
Madison Madison may refer to: People * Madison (name), a given name and a surname * James Madison (1751–1836), fourth president of the United States Place names * Madison, Wisconsin, the state capital of Wisconsin and the largest city known by this ...
and
Jackson Jackson may refer to: People and fictional characters * Jackson (name), including a list of people and fictional characters with the surname or given name Places Australia * Jackson, Queensland, a town in the Maranoa Region * Jackson North, Qu ...
counties) *
Hancock County, Alabama Winston County is a county of the U.S. state of Alabama. As of the 2020 census, the population was 23,540. Its county seat is Double Springs. Known as Hancock County before 1858, "ACES Winston County Office" (links/history), Alabama Coop ...
(1850–1858, renamed Winston County) * Jones County, Alabama (Feb–Nov 1867, area was reestablished in Oct 1868 as Sanford County and then renamed Lamar County in 1877) * Jones County, Alabama (Aug–Oct 1868, Covington County was briefly renamed Jones County then changed back) *
Sanford County, Alabama Lamar County (formerly Jones County and Sanford County) is a county in the U.S. state of Alabama. As of the 2020 census, the population was 13,972. Its county seat is Vernon and it is a dry county. It is named in honor of Lucius Quintus Cincin ...
(1868–1877, renamed Lamar County)


Alaska

Alaska has never created
counties A county is a geographic region of a country used for administrative or other purposesChambers Dictionary, L. Brookes (ed.), 2005, Chambers Harrap Publishers Ltd, Edinburgh in certain modern nations. The term is derived from the Old French ...
. Under Section 9 of the 1912
organic act In United States law, an organic act is an act of the United States Congress that establishes a territory of the United States and specifies how it is to be governed, or an agency to manage certain federal lands. In the absence of an organ ...
creating the
Territory of Alaska The Territory of Alaska or Alaska Territory was an organized incorporated territory of the United States from August 24, 1912, until Alaska was granted statehood on January 3, 1959. The territory was previously Russian America, 1784–1867; the ...
, Alaska was prohibited from establishing counties without explicit approval from the U.S. Congress. The framers of the
Constitution of Alaska The Constitution of the State of Alaska was ratified on April 4, 1956 and took effect with Alaska's admission to the United States as a U.S. state on January 3, 1959. History and background The statehood movement In the 1940s, the movement for ...
chose to forgo consideration of a county system in favor of a system of boroughs, both organized and unorganized. In 1961, the
Alaska Legislature The Alaska Legislature is the state legislature of the U.S. state of Alaska. It is a bicameral institution consisting of the 40-member Alaska House of Representatives (lower house) and the 20-member Alaska Senate (upper house). There are 40 Ho ...
formalized the borough structure to encompass multiple, separate organized boroughs and a single unorganized borough. Alaska currently has 18 organized boroughs. The
United States Census Bureau The United States Census Bureau (USCB), officially the Bureau of the Census, is a principal agency of the U.S. Federal Statistical System, responsible for producing data about the American people and economy. The Census Bureau is part of t ...
, beginning with the 1970 United States Census, divided the
Unorganized Borough The Unorganized Borough is composed of the portions of the U.S. state of Alaska which are not contained in any of its 19 organized boroughs. While referred to as the "Unorganized Borough," it is not a borough itself, as it forgoes that level of ...
into census areas. The boundaries of these census areas were largely based upon the early election districts of the state, which in turn were largely based upon the recording districts of the territory. Following is a list of former boroughs in Alaska: *
Chugiak Chugiak is an unincorporated community in the Municipality of Anchorage in the U.S. state of Alaska, situated approximately northeast of downtown Anchorage. Geography Chugiak is located between Eagle River to the south and Eklutna to the nort ...
Eagle River Borough (1974–1975, incorporation invalidated by the
Alaska Supreme Court The Alaska Supreme Court is the state supreme court for the U.S. state of Alaska. Its decisions are binding on all other Alaska state courts, and the only court its decisions may be appealed to is the Supreme Court of the United States. The Alas ...
) * Greater Anchorage Area Borough (1964–1975, succeeded by
Municipality of Anchorage A municipality is usually a single administrative division having corporate status and powers of self-government or jurisdiction as granted by national and regional laws to which it is subordinate. The term ''municipality'' may also mean the go ...
) * Greater Juneau Borough (1963–1970, succeeded by City and Borough of Juneau) * Greater Sitka Borough (1963–1971, succeeded by City and Borough of Sitka) * The Haines Borough was incorporated in 1968 as a third-class borough. Through consolidation, this municipality was dissolved, along with the City of Haines, in 2002. A home rule borough, also called the Haines Borough, was incorporated in the place of these two municipalities. * Skagway-Hoonah-Angoon Census Area (1992–2007), renamed Hoonah-Angoon Census Area after
Skagway The Municipality and Borough of Skagway is a first-class borough in Alaska on the Alaska Panhandle. As of the 2020 census, the population was 1,240, up from 968 in 2010. The population doubles in the summer tourist season in order to deal with ...
incorporated as a city-borough. * Skagway-Yakutat-Angoon Census Area (1980–1992), renamed Skagway-Hoonah-Angoon Census Area after Yakutat incorporated as a city-borough. * Valdez-Cordova Census Area (1980–2019), split in 2019 into
Chugach Census Area Chugach Census Area is a census area located in the state of Alaska, United States. It is part of the Unorganized Borough and therefore has no borough seat. On January 2, 2019, it was split from the Valdez–Cordova Census Area (of which it c ...
and Copper River Census Area. * Wade Hampton Census Area (1980–2015), renamed to Kusilvak Census Area.


Arizona

* Pah-Ute County, Arizona Territory (1865–1871) majority of the county transferred to
Nevada Nevada ( ; ) is a state in the Western region of the United States. It is bordered by Oregon to the northwest, Idaho to the northeast, California to the west, Arizona to the southeast, and Utah to the east. Nevada is the 7th-most extensive, ...
in 1866, the remainder transferred to
Mohave County Mohave County is in the northwestern corner of the U.S. state of Arizona. As of the 2020 census, its population was 213,267. The county seat is Kingman, and the largest city is Lake Havasu City. It is the fifth largest county in the United St ...


Arkansas

* Clayton County, Arkansas (1873–1875, renamed
Clay County Clay County is the name of 18 counties in the United States. Most are named for Henry Clay, U.S. Senator and statesman: * Clay County, Alabama * Clay County, Arkansas (named for John Clayton, and originally named Clayton County) * Clay County, Fl ...
) * Dorsey County, Arkansas (1873–1885, renamed
Cleveland County Cleveland ( ), officially the City of Cleveland, is a city in the United States, U.S. U.S. state, state of Ohio and the county seat of Cuyahoga County, Ohio, Cuyahoga County. Located in the northeastern part of the state, it is situated along ...
) *
Lovely County, Arkansas Territory Lovely County was a county that existed from October 31, 1827, to 1828 in the Arkansas Territory. It included all or part of present-day Benton, Washington, and Crawford Counties in Arkansas plus all or part of present-day Delaware, Mayes, Wagoner ...
(1827–1828) most of the county was lost to Oklahoma due to the Cherokee Treaty of 1828, the remainder became Washington County *
Miller County, Arkansas Territory Miller County was a county that existed from April 1, 1820 to 1838, first as part of Arkansas Territory and later the State of Arkansas. It included much of what is southeastern Oklahoma and the northeastern counties in Texas (Bowie, Red River, ...
(1820–1838, became part of
Indian Territory The Indian Territory and the Indian Territories are terms that generally described an evolving land area set aside by the United States Government for the relocation of Native Americans who held aboriginal title to their land as a sovereign ...
and present-day
Texas Texas (, ; Spanish: ''Texas'', ''Tejas'') is a state in the South Central region of the United States. At 268,596 square miles (695,662 km2), and with more than 29.1 million residents in 2020, it is the second-largest U.S. state by ...
) * Sarber County, Arkansas (1871–1875, renamed
Logan County Logan County is the name of ten current counties and one former county in the United States: * Logan County, Arkansas * Logan County, Colorado * Logan County, Idaho (1889–1895) * Logan County, Illinois * Logan County, Kansas * Logan County, ...
)


California

* Branciforte County - renamed to Santa Cruz County in 1850 after less than a year of existence. * Buena Vista County – created in 1855 by the
California California is a state in the Western United States, located along the Pacific Coast. With nearly 39.2million residents across a total area of approximately , it is the most populous U.S. state and the 3rd largest by area. It is also the m ...
legislature out of the southeastern territory of Tulare County on the west of the Sierra Nevada but was never officially organized. Some of that region was later organized as
Kern County Kern County is a county located in the U.S. state of California. As of the 2020 census, the population was 909,235. Its county seat is Bakersfield. Kern County comprises the Bakersfield, California, Metropolitan statistical area. The county sp ...
in 1866, with additions from Los Angeles and San Bernardino counties. * Coso County – created in 1864 by the
California California is a state in the Western United States, located along the Pacific Coast. With nearly 39.2million residents across a total area of approximately , it is the most populous U.S. state and the 3rd largest by area. It is also the m ...
legislature out of territory of
Tulare County Tulare County ( ) is a county located in the U.S. state of California. As of the 2020 census, the population was 473,117. The county seat is Visalia. The county is named for Tulare Lake, once the largest freshwater lake west of the Great Lakes. ...
on the east slope of the Sierra Nevada but was never officially organized. The region was later organized in 1866 as
Inyo County Inyo County () is a county in the eastern central part of the U.S. state of California, located between the Sierra Nevada and the state of Nevada. In the 2020 census, the population was 19,016. The county seat is Independence. Inyo County ...
with additions from Los Angeles and San Bernardino counties. * Klamath County – created in 1851 from the northern half of Trinity County. In 1874 it was divided between Humboldt and Siskiyou counties. * Pautah County – created by the
California California is a state in the Western United States, located along the Pacific Coast. With nearly 39.2million residents across a total area of approximately , it is the most populous U.S. state and the 3rd largest by area. It is also the m ...
legislature in 1852 out of territory the state believed would be ceded to it east of Lake Tahoe, but which was given to
Nevada Nevada ( ; ) is a state in the Western region of the United States. It is bordered by Oregon to the northwest, Idaho to the northeast, California to the west, Arizona to the southeast, and Utah to the east. Nevada is the 7th-most extensive, ...
. The county was never officially organized.


Colorado

Colorado Territory was formed from the lands of four organized territories: Kansas to the southeast, New Mexico to the south, Utah to the west, and Nebraska to the northeast. Before Colorado Territory was organized, all of these except Nebraska had declared county boundaries that included part of modern-day Colorado.


Counties formed by New Mexico Territory

* Taos County, New Mexico Territory was originally one of the seven partidos of the
Spanish Spanish might refer to: * Items from or related to Spain: **Spaniards are a nation and ethnic group indigenous to Spain **Spanish language, spoken in Spain and many Latin American countries **Spanish cuisine Other places * Spanish, Ontario, Can ...
, and later Mexican, province of Nuevo México. One of the nine original counties created by the U.S.
Territory of New Mexico The Territory of New Mexico was an organized incorporated territory of the United States from September 9, 1850, until January 6, 1912. It was created from the U.S. provisional government of New Mexico, as a result of '' Nuevo México'' becomin ...
on January 29, 1852; ceased to have jurisdiction over Colorado in 1861. * Mora County, New Mexico Territory was split from
Taos County Taos County is a county in the U.S. state of New Mexico. As of the 2010 census, the population was 32,937. Its county seat is Taos. The county was formed in 1852 as one of the original nine counties in New Mexico Territory. Taos County compris ...
and San Miguel County on February 1, 1860, and ceased to have jurisdiction over Colorado in 1861.


Counties formed by Utah Territory

On March 3, 1852, the following counties were organized by Utah Territory, with boundaries reaching into what is now western Colorado: * Great Salt Lake County * Iron County * Sanpete County *
Utah County Utah County is the second-most populous county in the U.S. state of Utah. The county seat and largest city is Provo, which is the state's third-largest city, and the largest outside of Salt Lake County. As of the 2020 United States Census, the ...
* Washington County Upon the organization of Colorado Territory in 1861, which became law on February 28, these counties ceased to have jurisdiction in Colorado. Green River County was also created on March 3, 1852, but never organized; it was dissolved in 1857 and recreated in 1859. After losing land to
Colorado Territory The Territory of Colorado was an organized incorporated territory of the United States that existed from February 28, 1861, until August 1, 1876, when it was admitted to the Union as the State of Colorado. The territory was organized in the ...
in 1861 and
Wyoming Territory The Territory of Wyoming was an organized incorporated territory of the United States that existed from July 25, 1868, until July 10, 1890, when it was admitted to the Union as the State of Wyoming. Cheyenne was the territorial capital. The bou ...
in 1868, Green River County was finally dissolved in 1872. Beaver County was formed on January 5, 1856 from parts of
Iron Iron () is a chemical element with Symbol (chemistry), symbol Fe (from la, Wikt:ferrum, ferrum) and atomic number 26. It is a metal that belongs to the first transition series and group 8 element, group 8 of the periodic table. It is, Abundanc ...
and
Millard Millard may refer to: __NOTOC__ Places in the United States * Millard, Missouri, a village * Millard, Omaha, Nebraska, a former suburb and present-day neighborhood of Omaha * Millard Creek, Pennsylvania * Millard County, Utah * Millard, Virginia, an ...
counties, and like other Utah counties, ceased to have jurisdiction in Colorado.


Counties created by Kansas Territory

Kansas Territory's western reaches encompassed the mining centers of Aurora and Pike's Peak. Beginning with the massive Arapahoe County, Kansas Territory provided for a number of counties in what would become Colorado, but organized none of them before achieving statehood in 1861. Arapahoe County was proclaimed August 25, 1855 but never organized; it reverted to unorganized territory when
Kansas Kansas () is a state in the Midwestern United States. Its capital is Topeka, and its largest city is Wichita. Kansas is a landlocked state bordered by Nebraska to the north; Missouri to the east; Oklahoma to the south; and Colorado to th ...
joined the
Union Union commonly refers to: * Trade union, an organization of workers * Union (set theory), in mathematics, a fundamental operation on sets Union may also refer to: Arts and entertainment Music * Union (band), an American rock group ** ''Un ...
on January 29, 1861. On February 7, 1859, several counties were split from Arapahoe County; none of them were organized, and also reverted to unorganized territory when Kansas became a state. They were: * Broderick County * El Paso County * Fremont County * Montana County * Oro County Peketon County was created on the same day in 1859, but never organized. Like Arapahoe and its daughter counties, it reverted to unorganized territory upon Kansas achieving statehood.


Note on Nebraska Territory

No counties were organized in
Nebraska Territory The Territory of Nebraska was an organized incorporated territory of the United States that existed from May 30, 1854, until March 1, 1867, when the final extent of the territory was admitted to the Union as the State of Nebraska. The Nebrask ...
's portion of the future Colorado Territory.


Counties created by the Provisional Territory of Jefferson

On November 28, 1859, the Provisional General Assembly of the extralegal
Territory of Jefferson The Territory of Jefferson was an extralegal and unrecognized United States territory that existed from October 24, 1859 until the creation of the Colorado Territory on February 28, 1861. The Jefferson Territory, named for Founding Father and Un ...
established 12 counties: * Arrappahoe County * Cheyenne County * El Paso County * Fountain County * Heele County * Jackson County * Jefferson County * Montana County *
North County North County is a region in the northern area of San Diego County, California. It is the second-most populous region in the county (after San Diego), with an estimated population of 869,322. North County is well known for its affluence, especial ...
* Park County *
Saratoga County Saratoga County is a county in the U.S. state of New York, and is the fastest-growing county in Upstate New York. As of the 2020 U.S. census, the county's population was enumerated at 235,509, representing a 7.2% increase from the 2010 popul ...
* St. Vrains County Although it was never officially recognized by the federal government embroiled in the debate over
slavery Slavery and enslavement are both the state and the condition of being a slave—someone forbidden to quit one's service for an enslaver, and who is treated by the enslaver as property. Slavery typically involves slaves being made to perf ...
, the provisional government of the
Territory of Jefferson The Territory of Jefferson was an extralegal and unrecognized United States territory that existed from October 24, 1859 until the creation of the Colorado Territory on February 28, 1861. The Jefferson Territory, named for Founding Father and Un ...
held effective control of what became Colorado for a year and a half. Although the act establishing the
Colorado Territory The Territory of Colorado was an organized incorporated territory of the United States that existed from February 28, 1861, until August 1, 1876, when it was admitted to the Union as the State of Colorado. The territory was organized in the ...
became law on February 28, 1861, the first Federal governor, William Gilpin, did not arrive in Denver until late May, and the Jefferson government disbanded itself on June 6, 1861. In November 1861, Colorado's territorial legislature would establish counties of its own, with many boundaries following those of the Jefferson counties.


Counties created by the Territory of Colorado

* Guadalupe County, Colorado Territory (November 1–7, 1861), was one of the 17 original counties created by the
Territory of Colorado The Territory of Colorado was an organized incorporated territory of the United States that existed from February 28, 1861, until August 1, 1876, when it was admitted to the Union as the State of Colorado. The territory was organized in the ...
. The county was renamed
Conejos County Conejos County is a county located in the U.S. state of Colorado. As of the 2020 census, the population was 7,461. The county seat is the unincorporated community of Conejos. Being 50.7% Hispanic in 2020, Conejos was Colorado's largest Hispa ...
after only six days. *
Greenwood County, Colorado Territory Greenwood County was a county of the Territory of Colorado that existed for four years from 1870 to 1874. History On November 2, 1870, the Colorado General Assembly created Greenwood County from former Cheyenne and Arapaho tribal land and the easte ...
(February 11, 1870 to February 6, 1874), was created from former Cheyenne and Arapaho tribal land and the eastern portion of Huerfano County. The county was abolished four years later, and its territory split between
Elbert County Elbert County is the name of two counties in the United States: * Elbert County, Colorado * Elbert County, Georgia {{Geodis, uscounty ...
and Bent County. *
Platte County, Colorado Territory Platte County was an unorganized county (United States), county of the Territory of Colorado that existed for two years from 1872 to 1874. Platte County was created from, and reverted to, Weld County, Colorado. History On February 9, 1872, the Col ...
(February 9, 1872 to February 9, 1874), was created from the eastern portion of
Weld County Weld County is a county located in the U.S. state of Colorado. As of the 2020 census, the population was 328,981. The county seat is Greeley. Weld County comprises the Greeley, CO Metropolitan Statistical Area, which is included in the Denver ...
. The county was abolished two years later after organizers failed to secure voter approval, and the territory of the county was returned to Weld County.


Counties created by the State of Colorado

*
Carbonate County, Colorado Carbonate County was a county of the state of Colorado that existed for only two days in 1879. Carbonate County was created by renaming Lake County, Colorado. History On 8 February 1879, the Colorado General Assembly renamed Lake County as Carb ...
(February 8–10, 1879). Lake County was renamed Carbonate County in 1879. Only two days later, Carbonate County was split into the new Chaffee County and a reestablished Lake County. * Uncompaghre County, Colorado (February 27 to March 2, 1883). Ouray County was renamed Uncompaghre County for only four days in 1883. *
South Arapahoe County, Colorado South Arapahoe County was a county of the State of Colorado that existed for five months until it was renamed Arapahoe County in 1903. History In 1901, the Colorado General Assembly voted to split Arapahoe County into three parts: a new conso ...
(November 15, 1902, to April 11, 1903), was one of three counties created from Arapahoe County in 1902. The name was changed back to Arapahoe County after five months.


Connecticut

* Westmoreland County, Connecticut (see
Pennamite–Yankee War The Pennamite–Yankee Wars or Yankee–Pennamite Wars were a series of conflicts consisting of the First Pennamite War (1769–1770), the Second Pennamite War (1774), and the Third Pennamite War (1784), in which the Wyoming Valley along the North ...
and State of Westmoreland)


Delaware

* Kent County, Delaware was formerly known as St. Jones County. * Sussex County, Delaware was formerly known as Deale County.


District of Columbia

The
United States Census Bureau The United States Census Bureau (USCB), officially the Bureau of the Census, is a principal agency of the U.S. Federal Statistical System, responsible for producing data about the American people and economy. The Census Bureau is part of t ...
and the
Office of Management and Budget The Office of Management and Budget (OMB) is the largest office within the Executive Office of the President of the United States (EOP). OMB's most prominent function is to produce the president's budget, but it also examines agency programs, pol ...
currently consider the
District of Columbia ) , image_skyline = , image_caption = Clockwise from top left: the Washington Monument and Lincoln Memorial on the National Mall, United States Capitol, Logan Circle, Jefferson Memorial, White House, Adams Morgan, ...
to consist of a single county equivalent. Otherwise the District of Columbia currently has no counties or county equivalents. The former counties of the District of Columbia are: *
Alexandria County, D.C. Arlington County is a county in the Commonwealth of Virginia. The county is situated in Northern Virginia on the southwestern bank of the Potomac River directly across from the District of Columbia, of which it was once a part. The county is ...
(1791–1846) retroceded to
Virginia Virginia, officially the Commonwealth of Virginia, is a state in the Mid-Atlantic and Southeastern regions of the United States, between the Atlantic Coast and the Appalachian Mountains. The geography and climate of the Commonwealth ar ...
becoming
Alexandria County, Virginia Alexandria ( or ; ar, ٱلْإِسْكَنْدَرِيَّةُ ; grc-gre, Αλεξάνδρεια, Alexándria) is the second largest city in Egypt, and the largest city on the Mediterranean coast. Founded in by Alexander the Great, Alexandria ...
. * Washington County, D.C. Abolished in 1871 and consolidated with the District of Columbia. Under the current (2001, revised through 2005) District of Columbia Code, the entire District of Columbia is a single body corporate for district purposes; the code does not mention Washington County except to make the District of Columbia the successor in title to its property. Georgetown City and Washington City are former county equivalents. The District of Columbia comprised three county equivalents when it was consolidated in 1871: Georgetown City, Washington City, and the Remainder of the District—as they are termed in the ''Ninth Census of the United States'' (1870). There had been four county equivalents in the District prior to the retrocession of Alexandria to Virginia in 1846. In its retrospective decennial population counts the ''Ninth Census'' lists four for 1840 back to 1810, Alexandria and Washington counties alone for 1800, and none for 1790 prior to the creation of the district.


Florida

* Benton County, Florida, named for Missouri Senator Thomas Hart Benton in 1844, renamed
Hernando County Hernando County is a county located on the west central coast of the U.S. state of Florida. As of the 2020 census, the population was 194,515. Its county seat is Brooksville, and its largest community is Spring Hill. Hernando County is incl ...
in 1850 * Fayette County, Florida became parts of
Jackson Jackson may refer to: People and fictional characters * Jackson (name), including a list of people and fictional characters with the surname or given name Places Australia * Jackson, Queensland, a town in the Maranoa Region * Jackson North, Qu ...
,
Calhoun John C. Calhoun (1782–1850) was the 7th vice president of the United States. Calhoun can also refer to: Surname * Calhoun (surname) Inhabited places in the United States *Calhoun, Georgia *Calhoun, Illinois * Calhoun, Kansas * Calhoun, Kentuc ...
and
Gulf A gulf is a large inlet from the ocean into the landmass, typically with a narrower opening than a bay, but that is not observable in all geographic areas so named. The term gulf was traditionally used for large highly-indented navigable bodies ...
counties in 1833 *
Mosquito County, Florida Mosquito County (also labeled on maps as Musquito County) is the historic name of an early county that once comprised most of the eastern part of Florida. Its land included all of present-day Volusia, Brevard, Indian River, St. Lucie, Martin, ...
renamed
Orange County, Florida Orange County is located in the central portion of the U.S. state of Florida. As of the 2020 census, the population was 1,429,908, making it Florida's fifth most populous county. The county seat is Orlando. Orange County is the central county ...
in 1845. * New River County, Florida renamed
Bradford County, Florida Bradford County is a county in the U.S. state of Florida. As of the 2020 census, the population was 28,303. Its county seat and largest city is Starke. History New River County, as it was known at the time, was created in 1858 from segment ...
in 1861.


Georgia

* Bourbon County, Georgia (organized by
Georgia Georgia most commonly refers to: * Georgia (country), a country in the Caucasus region of Eurasia * Georgia (U.S. state), a state in the Southeast United States Georgia may also refer to: Places Historical states and entities * Related to the ...
in 1785 out of disputed
Yazoo lands The Yazoo lands were the central and western regions of the U.S. state of Georgia, when its western border stretched back to the Mississippi. The Yazoo lands were named for the Yazoo nation, that lived on the lower course of the Yazoo, in wha ...
in present-day
Mississippi Mississippi () is a state in the Southeastern region of the United States, bordered to the north by Tennessee; to the east by Alabama; to the south by the Gulf of Mexico; to the southwest by Louisiana; and to the northwest by Arkansas. Miss ...
; dissolved in 1788) *
Campbell County, Georgia Campbell County was a county of the U.S. state of Georgia from to . It was created by the state legislature on December 20, 1828, from land taken from Fayette, Coweta, and Carroll counties, and from the half of DeKalb County which became Fu ...
(1828–1931); merged with
Fulton County Fulton County is the name of eight counties in the United States of America. Most are named for Robert Fulton, inventor of the first practical steamboat: *Fulton County, Arkansas, named after Governor William Savin Fulton *Fulton County, Georgia *F ...
* Cass County, Georgia (1832–1861); renamed
Bartow County Bartow County is located in the northwestern part of the U.S. state of Georgia. As of the 2020 census, the population was 108,901, up from 100,157 in 2010. The county seat is Cartersville. Traditionally considered part of northwest Georgia, B ...
* Kinchafoonee County, Georgia (1853–1856); renamed Webster County *
Milton County, Georgia Milton County was a county of the U.S. state of Georgia from to . It was created on December 18, 1857, from parts of northeastern Cobb, southeastern Cherokee, and southwestern Forsyth counties. The county was named for John Milton, Secretary ...
(1857–1931); merged with
Fulton County Fulton County is the name of eight counties in the United States of America. Most are named for Robert Fulton, inventor of the first practical steamboat: *Fulton County, Arkansas, named after Governor William Savin Fulton *Fulton County, Georgia *F ...
* Walton County (1803–1818); merged with
Buncombe County, North Carolina Buncombe County is a county located in the U.S. state of North Carolina. It is classified within Western North Carolina. The 2020 census reported the population was 269,452. Its county seat is Asheville. Buncombe County is part of the Asheville ...


Idaho

* Alturas County, Idaho (1864–1895) reduced greatly in size at creation of Elmore County and
Logan County Logan County is the name of ten current counties and one former county in the United States: * Logan County, Arkansas * Logan County, Colorado * Logan County, Idaho (1889–1895) * Logan County, Illinois * Logan County, Kansas * Logan County, ...
in 1889. In 1891, an attempt was made to transfer to Alta County, declared unconstitutional. Transferred to Blaine County in 1895 * Lah-Toh County, Idaho Territory (1864–1867) absorbed by
Nez Perce The Nez Percé (; autonym in Nez Perce language: , meaning "we, the people") are an Indigenous people of the Plateau who are presumed to have lived on the Columbia River Plateau in the Pacific Northwest region for at least 11,500 years.Ames, K ...
and
Kootenai County Kootenai County ( ) is located in the U.S. state of Idaho. In 2020, the United States Census Bureau estimated the county's population at 171,362, making it the third-most populous county in Idaho and by far the largest in North Idaho, the coun ...
. *
Logan County, Idaho Logan County was a county in Idaho Territory and later the state of Idaho from 1889 to 1895. Logan County was the subject of multiple controversies during its six-year existence. Alturas County, Logan County's parent county, was Idaho Territory' ...
(1889–1895) In 1891, an attempt was made to transfer territory to Lincoln County and Alta County. Act declared unconstitutional. In 1895, the Idaho Legislature combined Logan and Alturas Counties into a new county called Blaine * Alta County created from Alturas in 1891, Act declared unconstitutional in May, 1891.


Illinois


Revolutionary era

*
Illinois County, Virginia Illinois County, Virginia, was a political and geographic region, part of the British Province of Quebec, claimed during the American Revolutionary War on July 4, 1778 by George Rogers Clark of the Virginia Militia, as a result of the Illinois ...
, formed in 1778 to govern Virginia's claims to present-day
Illinois Illinois ( ) is a state in the Midwestern United States. Its largest metropolitan areas include the Chicago metropolitan area, and the Metro East section, of Greater St. Louis. Other smaller metropolitan areas include, Peoria and Rockf ...
,
Indiana Indiana () is a U.S. state in the Midwestern United States. It is the 38th-largest by area and the 17th-most populous of the 50 States. Its capital and largest city is Indianapolis. Indiana was admitted to the United States as the 19th s ...
,
Michigan Michigan () is a U.S. state, state in the Great Lakes region, Great Lakes region of the Upper Midwest, upper Midwestern United States. With a population of nearly 10.12 million and an area of nearly , Michigan is the List of U.S. states and ...
,
Ohio Ohio () is a state in the Midwestern region of the United States. Of the fifty U.S. states, it is the 34th-largest by area, and with a population of nearly 11.8 million, is the seventh-most populous and tenth-most densely populated. The sta ...
,
Wisconsin Wisconsin () is a state in the upper Midwestern United States. Wisconsin is the 25th-largest state by total area and the 20th-most populous. It is bordered by Minnesota to the west, Iowa to the southwest, Illinois to the south, Lake M ...
and eastern
Minnesota Minnesota () is a state in the upper midwestern region of the United States. It is the 12th largest U.S. state in area and the 22nd most populous, with over 5.75 million residents. Minnesota is home to western prairies, now given over to ...
; county abolished 5 January 1782; territory ceded by Virginia to Congress in March 1784. Its effective reach was limited to the French settlements at
Cahokia The Cahokia Mounds State Historic Site ( 11 MS 2) is the site of a pre-Columbian Native American city (which existed 1050–1350 CE) directly across the Mississippi River from modern St. Louis, Missouri. This historic park lies in south- ...
,
Kaskaskia The Kaskaskia were one of the indigenous peoples of the Northeastern Woodlands. They were one of about a dozen cognate tribes that made up the Illiniwek Confederation, also called the Illinois Confederation. Their longstanding homeland was in ...
, and
Vincennes Vincennes (, ) is a commune in the Val-de-Marne department in the eastern suburbs of Paris, France. It is located from the centre of Paris. It is next to but does not include the Château de Vincennes and Bois de Vincennes, which are attache ...
.


Former counties of the Northwest and Indiana territories

Before
Illinois Territory The Territory of Illinois was an organized incorporated territory of the United States that existed from March 1, 1809, until December 3, 1818, when the southern portion of the territory was admitted to the Union as the State of Illinois. Its ...
was created in 1809, it was part of the Northwest Territory from 1788 to 1800, and
Indiana Territory The Indiana Territory, officially the Territory of Indiana, was created by a congressional act that President John Adams signed into law on May 7, 1800, to form an organized incorporated territory of the United States that existed from July 4, ...
from 1800 to 1809. At first, two counties of the Northwest Territory were created to govern what became the modern state of Illinois, followed by two others: *
St. Clair County, Northwest Territory ST, St, or St. may refer to: Arts and entertainment * Stanza, in poetry * Suicidal Tendencies, an American heavy metal/hardcore punk band * Star Trek, a science-fiction media franchise * Summa Theologica, a compendium of Catholic philosophy an ...
established April 27, 1790, later St. Clair County, Indiana Territory; upon the organization of Indiana Territory in 1800, St. Clair County was enlarged to take in present-day Wisconsin, eastern Minnesota, and the western portion of Michigan's
Upper Peninsula The Upper Peninsula of Michigan – also known as Upper Michigan or colloquially the U.P. – is the northern and more elevated of the two major landmasses that make up the U.S. state of Michigan; it is separated from the Lower Peninsula by ...
. When
Illinois Territory The Territory of Illinois was an organized incorporated territory of the United States that existed from March 1, 1809, until December 3, 1818, when the southern portion of the territory was admitted to the Union as the State of Illinois. Its ...
was set off from the Indiana Territory in 1809, St. Clair County was included in the new government. * Knox County, Northwest Territory, established June 20, 1790, later Knox County, Indiana Territory, 1800; its boundaries in 1795 included the eastern half of the future state of Illinois. Portions of Knox County would be transferred to Michigan Territory upon its organization in 1805 and to Illinois Territory upon its organization in 1809; the remainder was included in the state of Indiana upon its achieving statehood in 1816. * Randolph County, Northwest Territory, proclaimed 1795, from part of St. Clair County; transferred to Indiana Territory in 1800 and Illinois Territory in 1809, now
Randolph County, Illinois Randolph County is a county located in the U.S. state of Illinois. According to the 2020 census, it had a population of 30,163. Its county seat is Chester. Owing to its role in the state's history, the county motto is "Where Illinois Began." ...
. * Wayne County, Northwest Territory, proclaimed on August 15, 1796 following the British evacuation of
Detroit Detroit ( , ; , ) is the largest city in the U.S. state of Michigan. It is also the largest U.S. city on the United States–Canada border, and the seat of government of Wayne County. The City of Detroit had a population of 639,111 at t ...
; out of portions of Hamilton County, Northwest Territory and unorganized land, mostly in the present-day
Lower Peninsula The Lower Peninsula of Michigan – also known as Lower Michigan – is the larger, southern and less elevated of the two major landmasses that make up the U.S. state of Michigan; the other being the Upper Peninsula, which is separated by the S ...
of Michigan. This first Wayne County originally included a slice of the present Lake Michigan shoreline of
Illinois Illinois ( ) is a state in the Midwestern United States. Its largest metropolitan areas include the Chicago metropolitan area, and the Metro East section, of Greater St. Louis. Other smaller metropolitan areas include, Peoria and Rockf ...
, the site of present-day
Chicago (''City in a Garden''); I Will , image_map = , map_caption = Interactive Map of Chicago , coordinates = , coordinates_footnotes = , subdivision_type = Country , subdivision_name ...
; its lands would be transferred to Knox County, Indiana Territory and later, the Illinois Territory. Transferred to Indiana Territory in 1803 and to Michigan Territory in 1805.


Counties organized by Illinois Territory

Other counties were organized by the Illinois Territory from the lands of St. Clair County between 1812 and 1819 and notionally included parts of the future Michigan, Minnesota, and Wisconsin territories in their boundaries: * Madison County, Illinois Territory, 1813, from St. Clair * Edwards County, Illinois Territory, 1815, from Madison * Crawford County, Illinois Territory, 1816, from Edwards * Bond County, Illinois Territory, 1817, from Madison Before Illinois achieved statehood in 1818, the part of Illinois Territory excluded from the new state (
Wisconsin Wisconsin () is a state in the upper Midwestern United States. Wisconsin is the 25th-largest state by total area and the 20th-most populous. It is bordered by Minnesota to the west, Iowa to the southwest, Illinois to the south, Lake M ...
, eastern
Minnesota Minnesota () is a state in the upper midwestern region of the United States. It is the 12th largest U.S. state in area and the 22nd most populous, with over 5.75 million residents. Minnesota is home to western prairies, now given over to ...
, and the western
Upper Peninsula The Upper Peninsula of Michigan – also known as Upper Michigan or colloquially the U.P. – is the northern and more elevated of the two major landmasses that make up the U.S. state of Michigan; it is separated from the Lower Peninsula by ...
of Michigan) was transferred to Michigan Territory. No county governments were included in this transfer.


Indiana


Revolutionary era

*
Illinois County, Virginia Illinois County, Virginia, was a political and geographic region, part of the British Province of Quebec, claimed during the American Revolutionary War on July 4, 1778 by George Rogers Clark of the Virginia Militia, as a result of the Illinois ...
, formed in 1778 to govern Virginia's claims to present-day
Illinois Illinois ( ) is a state in the Midwestern United States. Its largest metropolitan areas include the Chicago metropolitan area, and the Metro East section, of Greater St. Louis. Other smaller metropolitan areas include, Peoria and Rockf ...
,
Indiana Indiana () is a U.S. state in the Midwestern United States. It is the 38th-largest by area and the 17th-most populous of the 50 States. Its capital and largest city is Indianapolis. Indiana was admitted to the United States as the 19th s ...
,
Michigan Michigan () is a U.S. state, state in the Great Lakes region, Great Lakes region of the Upper Midwest, upper Midwestern United States. With a population of nearly 10.12 million and an area of nearly , Michigan is the List of U.S. states and ...
,
Ohio Ohio () is a state in the Midwestern region of the United States. Of the fifty U.S. states, it is the 34th-largest by area, and with a population of nearly 11.8 million, is the seventh-most populous and tenth-most densely populated. The sta ...
,
Wisconsin Wisconsin () is a state in the upper Midwestern United States. Wisconsin is the 25th-largest state by total area and the 20th-most populous. It is bordered by Minnesota to the west, Iowa to the southwest, Illinois to the south, Lake M ...
and eastern
Minnesota Minnesota () is a state in the upper midwestern region of the United States. It is the 12th largest U.S. state in area and the 22nd most populous, with over 5.75 million residents. Minnesota is home to western prairies, now given over to ...
; county abolished 5 January 1782; territory ceded by Virginia to Congress in March 1784. Its effective reach was limited to the French settlements at
Cahokia The Cahokia Mounds State Historic Site ( 11 MS 2) is the site of a pre-Columbian Native American city (which existed 1050–1350 CE) directly across the Mississippi River from modern St. Louis, Missouri. This historic park lies in south- ...
,
Kaskaskia The Kaskaskia were one of the indigenous peoples of the Northeastern Woodlands. They were one of about a dozen cognate tribes that made up the Illiniwek Confederation, also called the Illinois Confederation. Their longstanding homeland was in ...
, and
Vincennes Vincennes (, ) is a commune in the Val-de-Marne department in the eastern suburbs of Paris, France. It is located from the centre of Paris. It is next to but does not include the Château de Vincennes and Bois de Vincennes, which are attache ...
.


Former counties of the Northwest and Indiana territories

Indiana Territory The Indiana Territory, officially the Territory of Indiana, was created by a congressional act that President John Adams signed into law on May 7, 1800, to form an organized incorporated territory of the United States that existed from July 4, ...
was created in 1800, and had since 1788 been part of the Northwest Territory; the new territory included modern-day Illinois, Indiana, Wisconsin and eastern Minnesota, as well at the western Upper Peninsula of Michigan. At first, one county of the Northwest Territory had been created to govern what became the modern state of Indiana, and three others would be included in the Indiana Territory: * Knox County, Northwest Territory, established June 20, 1790, later Knox County, Indiana Territory, 1800; its boundaries in 1795 included the eastern half of the future state of Illinois, and its 1800 boundaries included the western half of Michigan's
Lower Peninsula The Lower Peninsula of Michigan – also known as Lower Michigan – is the larger, southern and less elevated of the two major landmasses that make up the U.S. state of Michigan; the other being the Upper Peninsula, which is separated by the S ...
. The northern portions of Knox County would be transferred to Michigan Territory upon its organization in 1805, and the westernmost to Illinois Territory upon its organization in 1809; the remainder was included in the state of Indiana upon its achieving statehood in 1816. The county's current form is that of
Knox County, Indiana Knox County is a county in the U.S. state of Indiana in the United States. The oldest county in Indiana, it was one of two original counties created in the Northwest Territory in 1790, alongside, St. Clair County, Illinois. Knox County was gradu ...
. *
St. Clair County, Northwest Territory ST, St, or St. may refer to: Arts and entertainment * Stanza, in poetry * Suicidal Tendencies, an American heavy metal/hardcore punk band * Star Trek, a science-fiction media franchise * Summa Theologica, a compendium of Catholic philosophy an ...
established April 27, 1790, later St. Clair County, Indiana Territory; upon the organization of Indiana Territory in 1800, St. Clair County was included in the new territory and enlarged to take in present-day Wisconsin, eastern Minnesota, and the western portion of Michigan's
Upper Peninsula The Upper Peninsula of Michigan – also known as Upper Michigan or colloquially the U.P. – is the northern and more elevated of the two major landmasses that make up the U.S. state of Michigan; it is separated from the Lower Peninsula by ...
. When
Illinois Territory The Territory of Illinois was an organized incorporated territory of the United States that existed from March 1, 1809, until December 3, 1818, when the southern portion of the territory was admitted to the Union as the State of Illinois. Its ...
was set off from the Indiana Territory in 1809, St. Clair County was included in the new government. * Randolph County, Northwest Territory, proclaimed 1795, from part of St. Clair County; transferred to Indiana Territory in 1800 and Illinois Territory in 1809, now
Randolph County, Illinois Randolph County is a county located in the U.S. state of Illinois. According to the 2020 census, it had a population of 30,163. Its county seat is Chester. Owing to its role in the state's history, the county motto is "Where Illinois Began." ...
. * Wayne County, Northwest Territory, proclaimed on August 15, 1796 following the British evacuation of
Detroit Detroit ( , ; , ) is the largest city in the U.S. state of Michigan. It is also the largest U.S. city on the United States–Canada border, and the seat of government of Wayne County. The City of Detroit had a population of 639,111 at t ...
; out of portions of Hamilton County, Northwest Territory and unorganized land, mostly in the present-day
Lower Peninsula The Lower Peninsula of Michigan – also known as Lower Michigan – is the larger, southern and less elevated of the two major landmasses that make up the U.S. state of Michigan; the other being the Upper Peninsula, which is separated by the S ...
of Michigan. This first Wayne County originally included a slice of northern Indiana; all of Wayne County west of the present Indiana–Ohio line was transferred to Knox County, Indiana Territory in 1800. After losing other lands to the new state of Ohio, the remaining portion of Wayne County was transferred to Indiana Territory in 1803 and to Michigan Territory in 1805. The current Wayne County, Michigan is considered a successor of the 1796 establishment.


Former districts of the Louisiana Territory

*
District of Louisiana The District of Louisiana, or Louisiana District, was an official and temporary United States government designation for the portion of the Louisiana Purchase that had not been organized into the Territory of Orleans or "Orleans Territory" (the p ...
, attached to Indiana Territory October 1, 1804, pending the organization of
Louisiana Territory The Territory of Louisiana or Louisiana Territory was an organized incorporated territory of the United States that existed from July 4, 1805, until June 4, 1812, when it was renamed the Missouri Territory. The territory was formed out of the ...
, which took place July 4, 1805.


Former counties of the State of Indiana

* Richardville County, name changed to Howard County in 1859. *
Newton County, Indiana Newton County is a county located near the northwestern corner of the U.S. state of Indiana. As of 2010, the population was 14,244. This county is part of Northwest Indiana as well as the Chicago metropolitan area. The county seat is Kent ...
, Original Newton County abolished in 1839. Current County recreated in 1859 as the last county in Indiana.


Iowa


Counties of Iowa created by Michigan Territory

*
Des Moines County, Michigan Territory Des is a masculine given name, mostly a short form (hypocorism) of Desmond. People named Des include: People * Des Buckingham, English football manager * Des Corcoran, (1928–2004), Australian politician * Des Dillon (disambiguation), severa ...
was organized in 1834, became part of
Wisconsin Territory The Territory of Wisconsin was an organized incorporated territory of the United States that existed from July 3, 1836, until May 29, 1848, when an eastern portion of the territory was admitted to the Union as the State of Wisconsin. Belmont was ...
in 1836, and is now
Des Moines County, Iowa Des Moines County is located in the U.S. state of Iowa. As of the 2020 census, the population was 38,910. The county seat and largest city is Burlington. It is one of Iowa's two original counties along with Dubuque County; both were organize ...
* Dubuque County, Michigan Territory was organized in 1834, became part of
Wisconsin Territory The Territory of Wisconsin was an organized incorporated territory of the United States that existed from July 3, 1836, until May 29, 1848, when an eastern portion of the territory was admitted to the Union as the State of Wisconsin. Belmont was ...
in 1836, and is now Dubuque County, Iowa


Counties of Iowa created by Wisconsin Territory

* Henry County, Wisconsin Territory, 1836; see
Henry County, Iowa Henry County is a county located in the U.S. state of Iowa. As of the 2020 census, the population was 20,482. The county seat is Mount Pleasant. The county was named for General Henry Dodge, governor of Wisconsin Territory. History Henry Cou ...
* Lee County, Wisconsin Territory, 1836; see
Lee County, Iowa Lee County is the southernmost county in the U.S. state of Iowa. As of the 2020 census, the population was 33,555. The county seats are Fort Madison and Keokuk. Lee County is part of the Fort Madison–Keokuk, IA- IL- MO Micropolitan S ...
* Louisa County, Wisconsin Territory, 1836; see
Louisa County, Iowa Louisa County ( ) is a county located in the U.S. state of Iowa. As of the 2020 census, the population was 10,837. The county seat is Wapello. Louisa County is part of the Muscatine Micropolitan Statistical Area. History Louisa County was ...
* Muscatine County, Wisconsin Territory, 1836; see
Muscatine County, Iowa Muscatine County is a county located in the U.S. state of Iowa. As of the 2020 census, the population was 43,235. The county seat is Muscatine. The southeastern border is formed by the Mississippi River. Muscatine County comprises the Muscati ...
*
Van Buren County, Wisconsin Territory A van is a type of road vehicle used for transporting goods or people. Depending on the type of van, it can be bigger or smaller than a pickup truck and SUV, and bigger than a common car. There is some varying in the scope of the word across ...
, 1836; see
Van Buren County, Iowa Van Buren County ( ) is a county located in the U.S. state of Iowa. As of the 2020 census the population was 7,203, making it the state's tenth-least populous county. The county seat is Keosauqua, which contains the oldest continuously operat ...
* Henry County, Wisconsin Territory, 1836; see
Henry County, Iowa Henry County is a county located in the U.S. state of Iowa. As of the 2020 census, the population was 20,482. The county seat is Mount Pleasant. The county was named for General Henry Dodge, governor of Wisconsin Territory. History Henry Cou ...
* Benton County, Wisconsin Territory, 1837; see Benton County, Iowa * Buchanan County, Wisconsin Territory, 1837; see
Buchanan County, Iowa Buchanan County is a county located in the U.S. state of Iowa. As of the 2020 census, the population was 20,565. Its county seat is Independence. The county was created in 1837 and was named in honor of Senator James Buchanan, the 15th Presi ...
* Cedar County, Wisconsin Territory, 1837; see
Cedar County, Iowa Cedar County is a county located in the U.S. state of Iowa. As of the 2020 census, the population was 18,505. Its county seat is Tipton. The county is named for the Cedar River, which runs through the county. Cedar County is located between t ...
* Clayton County, Wisconsin Territory, 1837; see
Clayton County, Iowa Clayton County is a county located in the U.S. state of Iowa. As of the 2020 census, the population was 17,043. Its county seat is Elkader. The county was established in 1837 and was named in honor of John M. Clayton, United States Senator f ...
* Clinton County, Wisconsin Territory, 1837; see Clinton County, Iowa * Delaware County, Wisconsin Territory, 1837; see
Delaware County, Iowa Delaware County is a county located in the U.S. state of Iowa. As of the 2020 census, the population was 17,488. The county seat is Manchester. The county takes its name after the U.S. state of Delaware. Geography According to the U.S. Cens ...
* Fayette County, Wisconsin Territory, 1837; see
Fayette County, Iowa Fayette County is a county located in the U.S. state of Iowa. As of the 2020 census, the population was 19,509. The county seat is West Union. History Fayette County was founded on December 21, 1837, as a part of Wisconsin Territory. It was n ...
* Jackson County, Wisconsin Territory, 1837; see Jackson County, Iowa * Johnson County, Wisconsin Territory, 1837; see Johnson County, Iowa * Jones County, Wisconsin Territory, 1837; see Jones County, Iowa * Keokuk County, Wisconsin Territory, 1837; see
Keokuk County, Iowa Keokuk County is a county located in the U.S. state of Iowa. As of the 2020 United States Census, the population was 10,033. The county seat is Sigourney. History Keokuk County was formed in 1837. It was named for the eponymous chief of the Sa ...
* Linn County, Wisconsin Territory, 1836; see
Linn County, Iowa Linn County is a county located in the U.S. state of Iowa. As of the 2020 census, the population was 230,299, making it the second-most populous county in Iowa. The county seat is Cedar Rapids. Linn County is named in honor of Senator Lewis F. ...
* Scott County, Wisconsin Territory, 1837; see
Scott County, Iowa Scott County is a county located in the U.S. state of Iowa. As of the 2020 census, the population was 174,669, making it the third-most populous county in Iowa. The county seat is Davenport. Scott County is included in the Davenport– Moline ...
*
Slaughter County, Wisconsin Territory Slaughter may refer to: Animals * Animal slaughter, the killing of animals for various purposes ** Ritual slaughter, the practice of slaughtering livestock in a ritual manner *** '' Dhabihah'', the prescribed method of ritual slaughter of animal ...
, 1838; see
Washington County, Iowa Washington County is a county located in the U.S. state of Iowa. As of the 2020 census, the population was 22,565. The county seat is Washington. Washington County is included in the Iowa City Metropolitan Statistical Area. History Washingto ...


Former counties of the State of Iowa

* Bancroft County, Iowa was established in 1851. It was abolished in 1857 and the area was joined to Kossuth County. *
Crocker County, Iowa Crocker County is a defunct County (United States), county in the U.S. state of Iowa. In 1870, the Iowa General Assembly created Crocker County from the northern part of Kossuth County. The county seat was located at Greenwood_Township,_Kossuth_ ...
was created in 1870 out of Kossuth County from portions of what had been Bancroft County. It was merged back into Kossuth County in 1871. * Wahkaw County, Iowa was established on January 15, 1851; on January 12, 1853, its name was changed to Woodbury County.


Kansas


Counties created by Kansas Territory

Several counties were created by the government of Kansas Territory in its western reaches, which included the mining districts of Auraria and Pike's Peak. None were ever organized, and all reverted to unorganized territory when Kansas achieved statehood in 1861. See also the ''
Colorado Colorado (, other variants) is a state in the Mountain states, Mountain West subregion of the Western United States. It encompasses most of the Southern Rocky Mountains, as well as the northeastern portion of the Colorado Plateau and the wes ...
'' section, above. *
Arapahoe County, Kansas Territory Arapahoe County was a county of Kansas Territory in the United States that existed from August 25, 1855, until Kansas's admission into the Union on January 29, 1861. History On August 25, 1855, the Kansas Territorial Legislature created Arapahoe C ...
, covered all of western Kansas Territory when it was proclaimed on August 25, 1855. On February 7, 1859, the following counties were created from parts of Arapahoe County: **
Broderick County, Kansas Territory Broderick County was a county of the United States Territory of Kansas that existed for two years from February 7, 1859 to January 29, 1861. It was named for David C. Broderick, a California senator. History In July 1858, gold was discovered along ...
** El Paso County, Kansas Territory ** Fremont County, Kansas Territory ** Montana County, Kansas Territory ** Oro County, Kansas Territory * Peketon County, Kansas Territory was created on the same day that these counties were split off from Arapaho; like them, it was never organized and reverted to unorganized territory in 1861. *Seward County, Kansas Territory; named Godfrey until 1861. Dissolved in 1867. *Hunter County, Kansas Territory


Counties created by the State of Kansas

* Garfield County, Kansas, now a part of
Finney County Finney County (county code FI) is a county located in the U.S. state of Kansas. As of the 2020 census, the county population was 38,470. Its county seat and most populous city is Garden City. History Finney County began about 1880 as Buffalo ...
*
Howard County, Kansas This is a list of counties in the U.S. state of Kansas. Select from the links at right to go directly to an article, or browse the listing below for additional information. Every license plate issued by the state contains the same two-letter abb ...
(1875) * Otoe County, Kansas *Sequoyah County, Kansas, now part of Finney County *Kansas County, Kansas, now part of Seward County *Buffalo County, Kansas *Madison County, Kansas, now part of Lyon and Greenwood Counties *Irving County, Kansas


Kentucky

Because Kentucky began as a political dependency of Virginia, its earliest counties were organized by that government. ''See also Virginia & Virginia Colony, below''


Historic counties created by Virginia

*
Fincastle County, Virginia Fincastle County, Virginia, was created by act of the Virginia General Assembly April 8, 1772 from Botetourt County.Pendleton, William C. (1920)''History of Tazewell County and Southwest Virginia: 1748-1920'' pp. 255-57. W. C. Hill Printing Com ...
, proclaimed 1772, divided in 1776 into Montgomery,
Washington Washington commonly refers to: * Washington (state), United States * Washington, D.C., the capital of the United States ** A metonym for the federal government of the United States ** Washington metropolitan area, the metropolitan area centered o ...
, and
Kentucky Kentucky ( , ), officially the Commonwealth of Kentucky, is a state in the Southeastern region of the United States and one of the states of the Upper South. It borders Illinois, Indiana, and Ohio to the north; West Virginia and Virginia ...
counties. *
Kentucky County, Virginia Kentucky County (then alternately spelled Kentucke County) was formed by the Commonwealth of Virginia from the western portion (beyond the Cumberland Mountains) of Fincastle County effective December 31, 1776. The name of the county was take ...
had boundaries much the same as today's Commonwealth of Kentucky.


Modern counties created by Virginia

In 1780, Kentucky County was divided by the Virginia government into three counties: * Fayette County, Kentucky * Jefferson County, Kentucky *
Lincoln County, Kentucky Lincoln County is a county located in south-central Kentucky. As of the 2020 census, the population was 24,275. Its county seat is Stanford. Lincoln County is part of the Danville, KY Micropolitan Statistical Area. History Lincoln County— ...
Between 1784 and 1788, six more counties would be created in Kentucky by the Virginia authorities: *
Nelson County, Kentucky Nelson County is a county located in the U.S. state of Kentucky. As of the 2020 census, the population was 48,065. Its county seat is Bardstown. Nelson County comprises the Bardstown, KY Micropolitan Statistical Area, which is also included ...
in 1784, from part of Jefferson County *
Bourbon County, Kentucky Bourbon County is a county located in the U.S. state of Kentucky. As of the 2020 census, the population was 20,252. Its county seat is Paris. Bourbon County is part of the Lexington–Fayette, KY Metropolitan Statistical Area. It is one of Ken ...
in 1785, from part of Fayette County *
Madison County, Kentucky Madison County is a county located in the central part of the U.S. state of Kentucky. At the 2020 census, its population was 92,701. Its county seat is Richmond. The county is named for Virginia statesman James Madison, who later became the fo ...
in 1785, from part of Lincoln County *
Mercer County, Kentucky Mercer County is a county located in the U.S. Commonwealth of Kentucky. As of the 2020 census, the population was 23,772. Its county seat is Harrodsburg. The county was formed from Lincoln County, Virginia in 1785 and is named for Revoluti ...
in 1785, from part of Lincoln County *
Mason County, Kentucky Mason County is a county located in the U.S. state of Kentucky. Its county seat is Maysville. The county was created from Bourbon County, Virginia in 1788 and named for George Mason, a Virginia delegate to the U.S. Constitutional Convention ...
in 1788, from part of Bourbon County *
Woodford County, Kentucky Woodford County is a county located in the U.S. state of Kentucky. As of the 2020 census, the population was 26,871. Its county seat is Versailles. The area was home to Pisgah Academy. Woodford County is part of the Lexington-Fayette, KY Metro ...
in 1788, from part of Fayette County These nine counties gained statehood in 1792 as the Commonwealth of Kentucky.


Former counties created by the Commonwealth of Kentucky

*
Beckham County, Kentucky Beckham County, Kentucky was a county formed by the Kentucky General Assembly on February 9, 1904. Beckham County was created in the northeastern part of the state from parts of Carter, Elliott, and Lewis counties. The county seat was Olive Hill. ...
(1904) was dissolved by the
Kentucky Court of Appeals The Kentucky Court of Appeals is the lower of Kentucky's two appellate courts, under the Kentucky Supreme Court. Prior to a 1975 amendment to the Kentucky Constitution the Kentucky Court of Appeals was the only appellate court in Kentucky. Th ...
on April 29, 1904, because it was not created in conformance with state law ( Josh Bell County, Kentucky (1867–1873), originally named for
Joshua Fry Bell Joshua Fry Bell (November 26, 1811 – August 17, 1870) was a Kentucky slave owner and political figure. Bell was born in Danville, Kentucky, where he attended public schools and then Centre College, where he graduated in 1828. He next st ...
, was called simply Bell County beginning in 1873.)


Louisiana

The
Territory of Orleans The Territory of Orleans or Orleans Territory was an organized incorporated territory of the United States that existed from October 1, 1804, until April 30, 1812, when it was admitted to the Union as the State of Louisiana. History In 180 ...
was divided into 12 counties on 10 Apr 1805; these were reorganized into parishes on 31 Mar 1807: * Acadia County, Orleans Territory *
Attakapas County, Orleans Territory Attakapas Parish, a former parish (county) in southern Louisiana, was one of the twelve parishes in the Territory of Orleans, newly defined by the United States federal government following its Louisiana Purchase in 1803. At its core was the ''Poste ...
* Concordia County, Orleans Territory * German Coast, Orleans Territory * Iberville County, Orleans Territory * LaFourche County, Orleans Territory * Natchitoches County, Orleans Territory * Opelousas County, Orleans Territory * Orleans County, Orleans Territory * Ouachita County, Orleans Territory * Pointe Coupée County, Orleans Territory * Rapides County, Orleans Territory


Former parishes

* Biloxi Parish formed in 1811 from West Florida territory. It was eliminated in 1812 when part of the former West Florida area was transferred to Mississippi Territory.Bryansite - Louisiana parishes
/ref> * Carroll Parish formed in 1838 from part of Ouachita Parish. In 1877, it was divided into East Carroll Parish and West Carroll Parish. * Feliciana Parish formed in 1810 from West Florida territory. In 1824, it was divided into East Feliciana Parish and West Feliciana Parish. * Pascagoula Parish formed in 1811 from West Florida territory. It was eliminated in 1812 when part of the former West Florida area was transferred to Mississippi Territory. *
Warren Parish Warren F. Parrish (January 10, 1803 – January 3, 1877) was a leader in the early Latter Day Saint movement. Parrish held a number of positions of responsibility, including that of scribe to church president Joseph Smith. Parrish and other leader ...
formed in 1811 from part of Concordia Parish, and merged into Concordia Parish and Ouachita Parish in 1814.


Maine

* Cornwall County, Province of New York, established 1665, transferred to the
Dominion of New England The Dominion of New England in America (1686–1689) was an administrative union of English colonies covering New England and the Mid-Atlantic Colonies (except for Delaware Colony and the Province of Pennsylvania). Its political structure rep ...
in 1686; to the
Province of Massachusetts Bay The Province of Massachusetts Bay was a colony in British America which became one of the thirteen original states of the United States. It was chartered on October 7, 1691, by William III and Mary II, the joint monarchs of the kingdoms of ...
in 1692 and absorbed into York County (see below). * Devonshire County, Massachusetts Bay Colony (1674–1675)


Counties organized by Massachusetts in the future State of Maine

The following counties of Massachusetts were organized by the 1780
constitution A constitution is the aggregate of fundamental principles or established precedents that constitute the legal basis of a polity, organisation or other type of entity and commonly determine how that entity is to be governed. When these princ ...
into the
District of Maine The District of Maine was the governmental designation for what is now the U.S. state of Maine from October 25, 1780 to March 15, 1820, when it was admitted to the Union as the 23rd state. The district was a part of the Commonwealth of Massachu ...
, which became a
state State may refer to: Arts, entertainment, and media Literature * ''State Magazine'', a monthly magazine published by the U.S. Department of State * ''The State'' (newspaper), a daily newspaper in Columbia, South Carolina, United States * ''Our S ...
in 1820: *
York County, Massachusetts Yorkshire County, Massachusetts was a county in what is now the U.S. state of Maine. It was established in 1652 to include the area of the proprietary province of Lygonia when the Massachusetts Bay Colony first asserted territorial claims over th ...
, created 1652 as "Yorkshire County" and renamed " York County" in 1668 * Lincoln County, Massachusetts, created 1760 * Cumberland County, Massachusetts, created 1761 * Hancock County, Massachusetts, created 1790 * Washington County, Massachusetts, created 1790 * Kennebec County, Massachusetts, created 1799 * Oxford County, Massachusetts, created 1805 * Somerset County, Massachusetts, created 1809 * Penobscot County, Massachusetts, created 1817 ''See also
Massachusetts Massachusetts (Massachusett: ''Muhsachuweesut Massachusett_writing_systems.html" ;"title="nowiki/> məhswatʃəwiːsət.html" ;"title="Massachusett writing systems">məhswatʃəwiːsət">Massachusett writing systems">məhswatʃəwiːsət'' En ...
, below.''


Maryland

*
Charles County Charles County is a county in Southern Maryland. As of the 2020 census, the population was 166,617. The county seat is La Plata. The county was named for Charles Calvert (1637–1715), third Baron Baltimore. Charles County is part of the Wash ...
: formed in 1650 from part of Saint Mary's County. Abolished in 1654. Referred to as Old Charles County. * Durham County: formed in 1669 from part of Somerset County and nonorganized territory. Abolished in 1672 and incorporated in Worcester County. Originally also included portions of Maryland's claim to
Delaware Delaware ( ) is a state in the Mid-Atlantic region of the United States, bordering Maryland to its south and west; Pennsylvania to its north; and New Jersey and the Atlantic Ocean to its east. The state takes its name from the adjacent Del ...
. * Worcester County: formed in 1672 from part of Durham County and nonorganized territory. Lost in 1685 when Delaware Colony was established.


Massachusetts


Former counties of the colonial era

* Norfolk County, Massachusetts Bay Colony, an original county of the Massachusetts Bay Colony, established 1643; divided in 1680 between Essex County and the newly formed
Province of New Hampshire The Province of New Hampshire was a colony of England and later a British province in North America. The name was first given in 1629 to the territory between the Merrimack and Piscataqua rivers on the eastern coast of North America, and was n ...
; no connection with the Norfolk County organized in 1793 * Devonshire County, Massachusetts Bay Colony (1674–1675)


Counties transferred from other colonies

* Cornwall County, Province of New York, transferred to
Massachusetts Massachusetts (Massachusett: ''Muhsachuweesut Massachusett_writing_systems.html" ;"title="nowiki/> məhswatʃəwiːsət.html" ;"title="Massachusett writing systems">məhswatʃəwiːsət">Massachusett writing systems">məhswatʃəwiːsət'' En ...
in 1686 *
Dukes County, Province of New York Dukes County was a county of the Province of New York from 1683 to 1691. It was established on November 1, 1683, at the same time as Kings County, Queens County, and Dutchess County. It consisted of the Elizabeth Islands, Martha's Vineyard, a ...
, transferred to
Massachusetts Massachusetts (Massachusett: ''Muhsachuweesut Massachusett_writing_systems.html" ;"title="nowiki/> məhswatʃəwiːsət.html" ;"title="Massachusett writing systems">məhswatʃəwiːsət">Massachusett writing systems">məhswatʃəwiːsət'' En ...
in 1691


Counties organized by Massachusetts in the future State of Maine

The following counties of Massachusetts were organized by the 1780
constitution A constitution is the aggregate of fundamental principles or established precedents that constitute the legal basis of a polity, organisation or other type of entity and commonly determine how that entity is to be governed. When these princ ...
into the
District of Maine The District of Maine was the governmental designation for what is now the U.S. state of Maine from October 25, 1780 to March 15, 1820, when it was admitted to the Union as the 23rd state. The district was a part of the Commonwealth of Massachu ...
, which became a
state State may refer to: Arts, entertainment, and media Literature * ''State Magazine'', a monthly magazine published by the U.S. Department of State * ''The State'' (newspaper), a daily newspaper in Columbia, South Carolina, United States * ''Our S ...
in 1820: *
York County, Massachusetts Yorkshire County, Massachusetts was a county in what is now the U.S. state of Maine. It was established in 1652 to include the area of the proprietary province of Lygonia when the Massachusetts Bay Colony first asserted territorial claims over th ...
, created 1652 as "Yorkshire County" and renamed " York County" in 1668 * Lincoln County, Massachusetts, created 1760 * Cumberland County, Massachusetts, created 1761 * Hancock County, Massachusetts, created 1790 * Washington County, Massachusetts, created 1790 * Kennebec County, Massachusetts, created 1799 * Oxford County, Massachusetts, created 1805 * Somerset County, Massachusetts, created 1809 * Penobscot County, Massachusetts, created 1817


Michigan


Revolutionary era

*
Illinois County, Virginia Illinois County, Virginia, was a political and geographic region, part of the British Province of Quebec, claimed during the American Revolutionary War on July 4, 1778 by George Rogers Clark of the Virginia Militia, as a result of the Illinois ...
, formed 1778 in support of Virginia's claim to present-day
Illinois Illinois ( ) is a state in the Midwestern United States. Its largest metropolitan areas include the Chicago metropolitan area, and the Metro East section, of Greater St. Louis. Other smaller metropolitan areas include, Peoria and Rockf ...
,
Indiana Indiana () is a U.S. state in the Midwestern United States. It is the 38th-largest by area and the 17th-most populous of the 50 States. Its capital and largest city is Indianapolis. Indiana was admitted to the United States as the 19th s ...
,
Michigan Michigan () is a U.S. state, state in the Great Lakes region, Great Lakes region of the Upper Midwest, upper Midwestern United States. With a population of nearly 10.12 million and an area of nearly , Michigan is the List of U.S. states and ...
,
Ohio Ohio () is a state in the Midwestern region of the United States. Of the fifty U.S. states, it is the 34th-largest by area, and with a population of nearly 11.8 million, is the seventh-most populous and tenth-most densely populated. The sta ...
,
Wisconsin Wisconsin () is a state in the upper Midwestern United States. Wisconsin is the 25th-largest state by total area and the 20th-most populous. It is bordered by Minnesota to the west, Iowa to the southwest, Illinois to the south, Lake M ...
and eastern
Minnesota Minnesota () is a state in the upper midwestern region of the United States. It is the 12th largest U.S. state in area and the 22nd most populous, with over 5.75 million residents. Minnesota is home to western prairies, now given over to ...
; abolished 5 January 1782; territory ceded by Virginia to Congress in March 1784. Throughout this time,
Detroit Detroit ( , ; , ) is the largest city in the U.S. state of Michigan. It is also the largest U.S. city on the United States–Canada border, and the seat of government of Wayne County. The City of Detroit had a population of 639,111 at t ...
and Fort St. Joseph (present-day
Niles, Michigan Niles is a city in Berrien and Cass counties in the U.S. state of Michigan, near the Indiana border city of South Bend. In 2010, the population was 11,600 according to the 2010 census. It is the larger, by population, of the two principal cit ...
) were occupied by British forces, and Virginia's jurisdiction in the region was therefore limited to the French settlements of
Cahokia The Cahokia Mounds State Historic Site ( 11 MS 2) is the site of a pre-Columbian Native American city (which existed 1050–1350 CE) directly across the Mississippi River from modern St. Louis, Missouri. This historic park lies in south- ...
,
Kaskaskia The Kaskaskia were one of the indigenous peoples of the Northeastern Woodlands. They were one of about a dozen cognate tribes that made up the Illiniwek Confederation, also called the Illinois Confederation. Their longstanding homeland was in ...
and
Vincennes Vincennes (, ) is a commune in the Val-de-Marne department in the eastern suburbs of Paris, France. It is located from the centre of Paris. It is next to but does not include the Château de Vincennes and Bois de Vincennes, which are attache ...
, far to the south of Michigan.


Former counties of the Northwest, Indiana and Illinois territories

* Wayne County, Northwest Territory, proclaimed on August 15, 1796 following the British evacuation of
Detroit Detroit ( , ; , ) is the largest city in the U.S. state of Michigan. It is also the largest U.S. city on the United States–Canada border, and the seat of government of Wayne County. The City of Detroit had a population of 639,111 at t ...
; out of portions of Hamilton County, Northwest Territory and unorganized land. This first Wayne County originally encompassed all of Michigan's
Lower Peninsula The Lower Peninsula of Michigan – also known as Lower Michigan – is the larger, southern and less elevated of the two major landmasses that make up the U.S. state of Michigan; the other being the Upper Peninsula, which is separated by the S ...
, including northwestern
Ohio Ohio () is a state in the Midwestern region of the United States. Of the fifty U.S. states, it is the 34th-largest by area, and with a population of nearly 11.8 million, is the seventh-most populous and tenth-most densely populated. The sta ...
, northern
Indiana Indiana () is a U.S. state in the Midwestern United States. It is the 38th-largest by area and the 17th-most populous of the 50 States. Its capital and largest city is Indianapolis. Indiana was admitted to the United States as the 19th s ...
, and a small portion of the present Lake Michigan shoreline of
Illinois Illinois ( ) is a state in the Midwestern United States. Its largest metropolitan areas include the Chicago metropolitan area, and the Metro East section, of Greater St. Louis. Other smaller metropolitan areas include, Peoria and Rockf ...
, the site of present-day
Chicago (''City in a Garden''); I Will , image_map = , map_caption = Interactive Map of Chicago , coordinates = , coordinates_footnotes = , subdivision_type = Country , subdivision_name ...
. In 1800, the area west of the extension of the present Indiana–Ohio border became part of Knox County, Indiana Territory, and a section in the east of the county's Ohio lands was included as part of the new
Trumbull County Trumbull County is a county in the far northeast portion of U.S. state of Ohio. As of the 2020 census, the population was 201,977. Its county seat is Warren, which developed industry along the Mahoning River. Trumbull County is part of the ...
. This first Wayne County was split upon Ohio's achievement of statehood in 1803; north of the Ordinance Line became part of
Indiana Territory The Indiana Territory, officially the Territory of Indiana, was created by a congressional act that President John Adams signed into law on May 7, 1800, to form an organized incorporated territory of the United States that existed from July 4, ...
as a reorganized Wayne County; the county's remaining lands in Ohio briefly reverted to an unorganized status. * Wayne County, Indiana Territory, established 1803 as a revival of the former county government, and included in Michigan Territory upon its creation in 1805. * Knox County, Indiana Territory, established as Knox County, Northwest Territory in 1790; upon the organization of Indiana Territory, Knox County was enlarged to take in the western side of the Lower Peninsula and a large slice of the Upper Peninsula. It is unknown if Knox County ever exercised jurisdiction over its lands in the future Michigan. * St. Clair County, Indiana Territory, established as
St. Clair County, Northwest Territory ST, St, or St. may refer to: Arts and entertainment * Stanza, in poetry * Suicidal Tendencies, an American heavy metal/hardcore punk band * Star Trek, a science-fiction media franchise * Summa Theologica, a compendium of Catholic philosophy an ...
in 1790; upon the organization of Indiana Territory, St. Clair County was enlarged to take in the western portion of the Upper Peninsula. When
Illinois Territory The Territory of Illinois was an organized incorporated territory of the United States that existed from March 1, 1809, until December 3, 1818, when the southern portion of the territory was admitted to the Union as the State of Illinois. Its ...
was set off from the Indiana Territory in 1809, St. Clair County was included in the new government. It can be presumed that this St. Clair County never exercised jurisdiction over its share of the future Michigan, due to the lack of non-native settlers. Other counties organized by the Illinois Territory between 1809 and 1819, including
Madison Madison may refer to: People * Madison (name), a given name and a surname * James Madison (1751–1836), fourth president of the United States Place names * Madison, Wisconsin, the state capital of Wisconsin and the largest city known by this ...
,
Crawford Crawford may refer to: Places Canada * Crawford Bay Airport, British Columbia * Crawford Lake Conservation Area, Ontario United Kingdom * Crawford, Lancashire, a small village near Rainford, Merseyside, England * Crawford, South Lanarkshire, a ...
,
Bond Bond or bonds may refer to: Common meanings * Bond (finance), a type of debt security * Bail bond, a commercial third-party guarantor of surety bonds in the United States * Chemical bond, the attraction of atoms, ions or molecules to form chemica ...
, and Edwards, notionally included parts of the future Michigan and Wisconsin territories in their boundaries, but do not appear to have exercised jurisdiction north of the current state line.


Former districts of Michigan Territory

The first governor of Michigan Territory,
William Hull William Hull (June 24, 1753 – November 29, 1825) was an American soldier and politician. He fought in the American Revolutionary War and was appointed as Governor of Michigan Territory (1805–13), gaining large land cessions from several Am ...
, declared a county government into existence shortly after assuming power in 1805, but on the same day, ordered that four districts be organized: * District of Detroit, the area surrounding the settlement at Detroit; in practice, this district was combined with the Huron district. * District of Erie, the area south of the Huron River and centered on present-day Monroe * District of Huron, the area north of Detroit, encompassing today's Thumb (Michigan) and Mid-Michigan * District of Michilimackinac, centered on the Straits of Mackinac and covering the northern half of the Lower Peninsula Judicial acts and militia organization took place at the district level; the vestigial county government was never organized. District government lapsed after the British occupation of Detroit and Mackinac in 1812; following the recapture of Detroit in 1813, Hull's replacement as governor (by American reckoning), Lewis Cass, abolished the district scheme. In 1815, the current Wayne County was organized; the county government traces its lineage to the 1796 county of that name.


Former counties of Michigan Territory

* Brown County, Michigan Territory, organized 1818, transferred to
Wisconsin Territory The Territory of Wisconsin was an organized incorporated territory of the United States that existed from July 3, 1836, until May 29, 1848, when an eastern portion of the territory was admitted to the Union as the State of Wisconsin. Belmont was ...
in 1836, now
Brown County, Wisconsin Brown County is a county in the U.S. state of Wisconsin. As of the 2020 census, the population was 268,740, making it the fourth-most populous county in Wisconsin. The county seat is Green Bay, making it one of three Wisconsin counties on La ...
* Crawford County, Michigan Territory, organized 1818, transferred to Wisconsin Territory in 1836, now
Crawford County, Wisconsin Crawford County is a county in the southwest part of the U.S. state of Wisconsin. As of the 2020 census, the population was 16,113. Its county seat is Prairie du Chien. History Along with Brown County, Crawford County is one of Wisconsin's o ...
*
Des Moines County, Michigan Territory Des is a masculine given name, mostly a short form (hypocorism) of Desmond. People named Des include: People * Des Buckingham, English football manager * Des Corcoran, (1928–2004), Australian politician * Des Dillon (disambiguation), severa ...
, organized 1834, transferred to Wisconsin Territory in 1836 and
Iowa Territory The Territory of Iowa was an organized incorporated territory of the United States that existed from July 4, 1838, until December 28, 1846, when the southeastern portion of the territory was admitted to the Union as the state of Iowa. The remain ...
in 1838, now
Des Moines County, Iowa Des Moines County is located in the U.S. state of Iowa. As of the 2020 census, the population was 38,910. The county seat and largest city is Burlington. It is one of Iowa's two original counties along with Dubuque County; both were organize ...
* Dubuque County, Michigan Territory, organized 1834, transferred to Wisconsin Territory in 1836 and Iowa Territory in 1838, now Dubuque County, Iowa * Iowa County, Michigan Territory, organized 1829, transferred to Wisconsin Territory in 1836, now
Iowa County, Wisconsin Iowa County is a county in the U.S. state of Wisconsin. As of the 2020 census, the population was 23,709. Its county seat and largest city is Dodgeville. When created, it was part of the Michigan Territory. Iowa County is part of the Madiso ...
* Milwaukee County, Michigan Territory, organized 1835, transferred to Wisconsin Territory in 1836, now
Milwaukee County, Wisconsin Milwaukee County is located in the U.S. state of Wisconsin. At the 2020 census, the population was 939,489, down from 947,735 in 2010. It is both the most populous and most densely populated county in Wisconsin, and the 45th most populous cou ...


Former counties of the State of Michigan

* Isle Royale County, Michigan, abolished in 1897, assigned to
Keweenaw County, Michigan Keweenaw County (, ; , ) is a county in the Upper Peninsula of the U.S. state of Michigan, the state's northernmost county. As of the 2020 United States Census, the population was 2,046, making it Michigan's least populous county. It is also the ...
*
Manitou County, Michigan Manitou County was an insular county in the U.S. state of Michigan consisting of Beaver Island and its surrounding islands, together with the North and South Manitou Islands and Fox Islands in Lake Michigan. The county existed from 1855 to 1895 ...
, abolished in 1895, divided between
Charlevoix Charlevoix ( , ) is a cultural and natural region in Quebec, on the north shore of the Saint Lawrence River as well as in the Laurentian Mountains area of the Canadian Shield. This dramatic landscape includes rolling terrain, fjords, headlands ...
and Leelanau counties * Washington County, Michigan, formed in 1867 from
Marquette County, Michigan Marquette County ( ) is a county located in the Upper Peninsula of the U.S. state of Michigan. As of the 2020 Census, the population was 66,017. The county seat is Marquette. The county is named for Father Marquette, a Jesuit missionary. It w ...
but declared unconstitutional


Minnesota

* Manomin County, Minnesota (1857–1858) disorganized and shifted between three counties it became part of Anoka County in 1869–1870 * Monongalia County, Minnesota (1861–1870) merged with Kandiyohi County * Pembina County, Minnesota Territory (1849–1858, reconstituted as Pembina County, Dakota Territory in 1861, eventually reduced to present-day
Pembina County, North Dakota Pembina County is a county in the U.S. state of North Dakota. At the 2020 census its population was 6,844. The county seat is Cavalier. History For thousands of years, various indigenous peoples inhabited the area along the Pembina and Red ...
.)


Mississippi

* Bourbon County, Georgia (organized by
Georgia Georgia most commonly refers to: * Georgia (country), a country in the Caucasus region of Eurasia * Georgia (U.S. state), a state in the Southeast United States Georgia may also refer to: Places Historical states and entities * Related to the ...
in 1785 out of disputed
Yazoo lands The Yazoo lands were the central and western regions of the U.S. state of Georgia, when its western border stretched back to the Mississippi. The Yazoo lands were named for the Yazoo nation, that lived on the lower course of the Yazoo, in wha ...
in present-day
Mississippi Mississippi () is a state in the Southeastern region of the United States, bordered to the north by Tennessee; to the east by Alabama; to the south by the Gulf of Mexico; to the southwest by Louisiana; and to the northwest by Arkansas. Miss ...
; dissolved in 1788) * Pearl County, Mississippi (1872–1878), later reformed as
Pearl River County Pearl River County is a county located in the U.S. state of Mississippi. The population was 55,834 at the 2010 census. Its county seat is Poplarville. Pearl River County comprises the Picayune, MS Micropolitan Statistical Area, which is inc ...
in 1890 Three Alabama counties were established in the Mississippi Territory that preceded the two states:
Baldwin County, Alabama Baldwin County is a county located in the southwestern part of the U.S. state of Alabama, on the Gulf coast. It is one of only two counties in Alabama that border the Gulf of Mexico, along with Mobile County. As of the 2020 census, the pop ...
;
Madison County, Alabama Madison County is located in the north central portion of the U.S. state of Alabama. As of the 2020 Census, the population was 388,153, making it the third-most populous county in Alabama. Its county seat is Huntsville. Since the mid-20th cent ...
;
Washington County, Alabama Washington County is a county located in the southwestern part of the U.S. state of Alabama. As of the 2020 census, the population was 15,388. The county seat is Chatom. The county was named in honor of George Washington, the first Preside ...
.


Missouri

* Clark County, Missouri (1818–1819) (Not the same as the current
Clark County, Missouri Clark County is a county located in the U.S. state of Missouri. As of the 2020 census, its population was 6,634. Its county seat is Kahoka. The county was organized December 16, 1836 and named for William Clark, leader of the Lewis and Cla ...
) * Dodge County, Missouri (1849–1853) * Hempstead County, Missouri (1818–1819) * Lillard County, Missouri (1821–1825)


Montana

* Edgerton County, Montana, created by the Territorial Legislature in 1865, renamed Lewis and Clark County in 1867


Nevada

*
Bullfrog County, Nevada Bullfrog County was an uninhabited county in the U.S. state of Nevada created by the Nevada Legislature in 1987. It comprised a area around Yucca Mountain enclosed by Nye County, from which it was created. Its county seat was located in the state ...
, created from a small portion of Nye County, Nevada in 1987, reabsorbed in 1989. The county had zero population and was intended to ensure that if the Federal government sited a nuclear waste depository there, any revenue would go to the state rather than to Nye County. *
Ormsby County, Nevada Ormsby County was a county in Nevada Territory from 1861 to 1864 and in the State of Nevada from 1864 until 1969. It contained Carson City, the county seat, and later, the state capital, founded two years earlier. Name It was named after Major ...
, now independent city of
Carson City Carson City is an independent city and the capital of the U.S. state of Nevada. As of the 2020 census, the population was 58,639, making it the sixth largest city in Nevada. The majority of the city's population lives in Eagle Valley, on the ...
* Pautah County, California – created by the
California California is a state in the Western United States, located along the Pacific Coast. With nearly 39.2million residents across a total area of approximately , it is the most populous U.S. state and the 3rd largest by area. It is also the m ...
legislature out of territory the state believed would be ceded to it north of Lake Tahoe, but which was given to
Nevada Nevada ( ; ) is a state in the Western region of the United States. It is bordered by Oregon to the northwest, Idaho to the northeast, California to the west, Arizona to the southeast, and Utah to the east. Nevada is the 7th-most extensive, ...
. County never officially organized. *
Roop County, Nevada Roop County, until 1862 known as Lake County, was a county of Nevada Territory in the United States from 1861 until 1864. It was created in 1861 as one of the original nine counties of Nevada. In 1864 it was succeeded by Lassen County, California ...
– Portions west of 120°W became
Lassen County, California Lassen County () is a county in the northeastern portion of the U.S. state of California. As of the 2020 census, the population was 32,730. The county seat and only incorporated city is Susanville. Lassen County comprises the Susanville, Cali ...
, remainder annexed by
Washoe County, Nevada Washoe County () is a county in the U.S. state of Nevada. As of the 2020 census, the population was 486,492, making it Nevada's second-most populous county. Its county seat is Reno. Washoe County is included in the Reno, NV Metropolitan Statist ...
in 1883. Also known as Lake County.


New Hampshire

*
Norfolk County, Massachusetts Colony Norfolk County, Massachusetts Colony was one of the original four counties created in the Massachusetts Bay Colony. The land was originally granted as separate from Massachusetts, but boundary disputes among the settlers led to their petitioning ...
(1643–1679) – became
Essex County, Massachusetts Essex County is a county in the northeastern part of the U.S. state of Massachusetts. At the 2020 census, the total population was 809,829, making it the third-most populous county in the state, and the eightieth-most populous in the countr ...
and the entire state of
New Hampshire New Hampshire is a state in the New England region of the northeastern United States. It is bordered by Massachusetts to the south, Vermont to the west, Maine and the Gulf of Maine to the east, and the Canadian province of Quebec to the nor ...
.


New Mexico

*
Santa Ana County, New Mexico Territory Santa Ana County was one of the seven original partidos created in New Mexico under Mexican rule. Under U.S. rule, it became a U.S. Territorial county from 1852 until 1876, when it was absorbed by Bernalillo County. It does not exist today as an ...
(1844–1876) absorbed by
Bernalillo County Bernalillo County () is the most populous county in the U.S. state of New Mexico.Bernalillo ...


New York

*
Charlotte County, Province of New York Charlotte County was a county in the colonial Province of New York in the British American colonies. It was created from Albany County on March 24, 1772. The county was named for Charlotte of Mecklenburg-Strelitz, wife of George III of the United ...
(renamed and partitioned). See
Washington County, New York Washington County is a county in the U.S. state of New York. As of the 2020 census, the population was 61,302. The county seat is Fort Edward. The county was named for U.S. President George Washington. Washington County is part of the Glen ...
. * Cornwall County, Province of New York (transferred to
Massachusetts Massachusetts (Massachusett: ''Muhsachuweesut Massachusett_writing_systems.html" ;"title="nowiki/> məhswatʃəwiːsət.html" ;"title="Massachusett writing systems">məhswatʃəwiːsət">Massachusett writing systems">məhswatʃəwiːsət'' En ...
in 1686). * Cumberland County, Province of New York (claimed by and transferred to
Vermont Vermont () is a state in the northeast New England region of the United States. Vermont is bordered by the states of Massachusetts to the south, New Hampshire to the east, and New York to the west, and the Canadian province of Quebec to ...
, unclear if ever implemented or administered). See Albany County, New York. *
Dukes County, Province of New York Dukes County was a county of the Province of New York from 1683 to 1691. It was established on November 1, 1683, at the same time as Kings County, Queens County, and Dutchess County. It consisted of the Elizabeth Islands, Martha's Vineyard, a ...
(transferred to
Massachusetts Massachusetts (Massachusett: ''Muhsachuweesut Massachusett_writing_systems.html" ;"title="nowiki/> məhswatʃəwiːsət.html" ;"title="Massachusett writing systems">məhswatʃəwiːsət">Massachusett writing systems">məhswatʃəwiːsət'' En ...
in 1691). * Gloucester County, New York (claimed by and transferred to
Vermont Vermont () is a state in the northeast New England region of the United States. Vermont is bordered by the states of Massachusetts to the south, New Hampshire to the east, and New York to the west, and the Canadian province of Quebec to ...
, unclear if ever implemented or administered). *
Tryon County, New York Tryon County was a county in the colonial Province of New York in the British American colonies. It was created from Albany County on March 24, 1772, and was named for William Tryon, the last provincial governor of New York. The county's bound ...
(renamed and partitioned). See also:
Montgomery County, New York Montgomery County is a county in the U.S. state of New York. As of the 2020 census, the population was 49,532. The county seat is Fonda. The county was named in honor of Richard Montgomery, an American Revolutionary War general killed in 17 ...
* Yorkshire County, Province of New York (original English county, partitioned in 1683 into Kings,
Queens Queens is a borough of New York City, coextensive with Queens County, in the U.S. state of New York. Located on Long Island, it is the largest New York City borough by area. It is bordered by the borough of Brooklyn at the western tip of Long ...
(including modern
Nassau Nassau may refer to: Places Bahamas *Nassau, Bahamas, capital city of the Bahamas, on the island of New Providence Canada *Nassau District, renamed Home District, regional division in Upper Canada from 1788 to 1792 *Nassau Street (Winnipeg), ...
), Suffolk, Richmond and Westchester (including modern
Bronx The Bronx () is a borough of New York City, coextensive with Bronx County, in the state of New York. It is south of Westchester County; north and east of the New York City borough of Manhattan, across the Harlem River; and north of the New Y ...
) counties.)


North Carolina


Counties formed by the colonial government

*
Albemarle County, North Carolina Albemarle County, North Carolina was a county located in the Province of North Carolina. It contained what is now the northeastern portion of the U.S. state of North Carolina. History Albemarle County was named for George Monck, 1st Duke of Al ...
, created 1664, abolished 1739 *
Bath County, North Carolina Bath County is an extinct county formerly located in the British American colony of North Carolina. The county was established in 1696 and was abolished in 1739. The original three precincts of Bath County—Pamplicough, Wyckham and Archdale— ...
, created 1696, abolished 1739 *
Dobbs County, North Carolina Dobbs County, North Carolina was a county located in the U.S. state of North Carolina. History Dobbs County was formed in 1758 from Johnston County, though the legislative act that created it did not become effective until April 10, 1759. It w ...
, created 1758, effective 1759; lost territory to Wayne County in 1779, remainder of county divided in 1791 between
Glasgow Glasgow ( ; sco, Glesca or ; gd, Glaschu ) is the most populous city in Scotland and the fourth-most populous city in the United Kingdom, as well as being the 27th largest city by population in Europe. In 2020, it had an estimated popul ...
(see below) and
Lenoir Lenoir may refer to: Locations: * Lenoir, North Carolina, United States * Lenoir County, North Carolina, United States * Lenoir City, Tennessee In Universities: * Lenoir-Rhyne University * Lenoir Dining Hall, a dining hall at the University of N ...
counties *
Bute County, North Carolina Bute County, North Carolina is a former county in eastern North Carolina. In 1779, it was divided into Franklin County and Warren County and ceased to exist. History Bute County was established on June 10, 1764, from the eastern part of Gran ...
, created 1764, divided in 1779 into
Franklin Franklin may refer to: People * Franklin (given name) * Franklin (surname) * Franklin (class), a member of a historical English social class Places Australia * Franklin, Tasmania, a township * Division of Franklin, federal electoral d ...
and
Warren A warren is a network of wild rodent or lagomorph, typically rabbit burrows. Domestic warrens are artificial, enclosed establishment of animal husbandry dedicated to the raising of rabbits for meat and fur. The term evolved from the medieval A ...
counties *
Tryon County, North Carolina Tryon County is a former county which was located in the U.S. state of North Carolina. It was formed in 1768 from the part of Mecklenburg County west of the Catawba River, although the legislative act that created it did not become effective unti ...
created 1768, effective 1769; divided in 1779 into
Lincoln Lincoln most commonly refers to: * Abraham Lincoln (1809–1865), the sixteenth president of the United States * Lincoln, England, cathedral city and county town of Lincolnshire, England * Lincoln, Nebraska, the capital of Nebraska, U.S. * Lincol ...
and Rutherford counties


Counties transferred to Federal jurisdiction, 1790

Seven counties were established by the State of North Carolina in its western territories following independence; the entire overmountain area (the former
Washington District The Washington District is a Norfolk Southern Railway line in the U.S. state of Virginia that connects Alexandria, Virginia, Alexandria and Lynchburg, Virginia, Lynchburg. Most of the line was originally built from 1850 to 1860 by the Orange and ...
), was transferred to Federal jurisdiction in 1790 and formed into the Territory South of the River Ohio. The so-called Southwest Territory would achieve statehood in 1796, as
Tennessee Tennessee ( , ), officially the State of Tennessee, is a landlocked state in the Southeastern region of the United States. Tennessee is the 36th-largest by area and the 15th-most populous of the 50 states. It is bordered by Kentucky to th ...
. *
Washington County, North Carolina Washington County is a county located in the U.S. state of North Carolina. As of the 2020 census, the population was 11,003. Its county seat is Plymouth. The county was formed in 1799 from the western third of Tyrrell County. It was named for ...
, established 1777 (not to be confused with the present-day Washington County, NC, which was created in 1799 from Tyrrell County, though both counties are named for the same
person A person ( : people) is a being that has certain capacities or attributes such as reason, morality, consciousness or self-consciousness, and being a part of a culturally established form of social relations such as kinship, ownership of prope ...
). * Sullivan County, North Carolina, established 1779 *
Davidson County, North Carolina Davidson County is a county located in the U.S. state of North Carolina. As of the 2020 census, the population was 168,930. Its county seat is Lexington, and its largest city is Thomasville. Davidson County is included in the Winston-Salem, ...
, established 1783 (not to be confused with the present-day Davidson County, NC, which was created in 1822 from Rowan County, though both counties are named for the same
person A person ( : people) is a being that has certain capacities or attributes such as reason, morality, consciousness or self-consciousness, and being a part of a culturally established form of social relations such as kinship, ownership of prope ...
). *
Greene County, North Carolina Greene County is a county located in the U.S. state of North Carolina. As of the 2020 census, the population was 20,451. Its county seat is Snow Hill. History Greene County, being a part of land grant by King Charles II of England in 1663, ...
, established 1783 (not to be confused with the present-day Greene County, NC, which was created in 1791 from Dobbs County, though both counties are named for the same
person A person ( : people) is a being that has certain capacities or attributes such as reason, morality, consciousness or self-consciousness, and being a part of a culturally established form of social relations such as kinship, ownership of prope ...
). * Hawkins County, North Carolina, established 1786 * Sumner County, North Carolina, established 1786 *
Tennessee County Tennessee County, North Carolina was a subdivision of the North Carolina's Washington District in the '' Overmountain Region''—which later became the state of Tennessee. History Tennessee County was organized in 1788 from a portion of Davids ...
, established 1788, divided at Tennessee statehood in 1796 into
Montgomery County, Tennessee Montgomery County is a county in the U.S. state of Tennessee. As of the 2020 United States census, the population was 220,069. The county seat (and only incorporated municipality) is Clarksville. The county was created in 1796. Montgomery Count ...
and Robertson County, Tennessee


Renamed counties

*
Glasgow County, North Carolina Greene County is a county located in the U.S. state of North Carolina. As of the 2020 census, the population was 20,451. Its county seat is Snow Hill. History Greene County, being a part of land grant by King Charles II of England in 1663, w ...
– renamed Greene County in 1798.


North Dakota

* Pembina County, Minnesota Territory (1849–1858, reconstituted as Pembina County, Dakota Territory in 1861, eventually reduced to present-day
Pembina County, North Dakota Pembina County is a county in the U.S. state of North Dakota. At the 2020 census its population was 6,844. The county seat is Cavalier. History For thousands of years, various indigenous peoples inhabited the area along the Pembina and Red ...
.) * Wallace County, North Dakota (1883–1889 under Dakota Territory, 1889–1896, 1901–1905 under North Dakota, created from Howard County, Dakota Territory, extinct in 1896 from
Billings Billings is the largest city in the U.S. state of Montana, with a population of 117,116 as of the 2020 census. Located in the south-central portion of the state, it is the seat of Yellowstone County and the principal city of the Billings Met ...
and Stark counties, recreated in 1901 but again absorbed into McKenzie county in 1905.)


Ohio

*
Illinois County, Virginia Illinois County, Virginia, was a political and geographic region, part of the British Province of Quebec, claimed during the American Revolutionary War on July 4, 1778 by George Rogers Clark of the Virginia Militia, as a result of the Illinois ...
, formed in 1778 and constituted most of present-day
Illinois Illinois ( ) is a state in the Midwestern United States. Its largest metropolitan areas include the Chicago metropolitan area, and the Metro East section, of Greater St. Louis. Other smaller metropolitan areas include, Peoria and Rockf ...
,
Indiana Indiana () is a U.S. state in the Midwestern United States. It is the 38th-largest by area and the 17th-most populous of the 50 States. Its capital and largest city is Indianapolis. Indiana was admitted to the United States as the 19th s ...
,
Michigan Michigan () is a U.S. state, state in the Great Lakes region, Great Lakes region of the Upper Midwest, upper Midwestern United States. With a population of nearly 10.12 million and an area of nearly , Michigan is the List of U.S. states and ...
,
Ohio Ohio () is a state in the Midwestern region of the United States. Of the fifty U.S. states, it is the 34th-largest by area, and with a population of nearly 11.8 million, is the seventh-most populous and tenth-most densely populated. The sta ...
, and
Wisconsin Wisconsin () is a state in the upper Midwestern United States. Wisconsin is the 25th-largest state by total area and the 20th-most populous. It is bordered by Minnesota to the west, Iowa to the southwest, Illinois to the south, Lake M ...
; abolished 5 January 1782; territory ceded by Virginia to Congress in March 1784; see
Illinois Country The Illinois Country (french: Pays des Illinois ; , i.e. the Illinois people)—sometimes referred to as Upper Louisiana (french: Haute-Louisiane ; es, Alta Luisiana)—was a vast region of New France claimed in the 1600s in what is n ...
.


Oklahoma

* Swanson County, Oklahoma (1910–1911)


Indian Territory


Chickasaw Nation

*Tishomingo County *Pontotoc County * Pickens County *Ponola County


Choctaw Nation

*
Apukshunnubbee District Apukshunnubbee District was one of three administrative super-regions comprising the former Choctaw Nation in Indian Territory. Also called the Second District, it encompassed the southeastern one-third of the nation. The Apukshunnubbee District ...
: ** Bok Tuklo County **
Cedar County Cedar County may refer to: * Cedar County, Iowa * Cedar County, Missouri * Cedar County, Nebraska * Cedar County, Choctaw Nation * Cedar County, Washington The list of county secession proposals in the United States includes proposed new co ...
** Eagle County **
Nashoba County Nashoba County was a political subdivision of the Choctaw Nation of Indian Territory. The county formed part of the Nation’s Apukshunnubbee District, or Second District, one of three administrative super-regions in the Nation. This territory was ...
**
Red River County Red River County is a county in the U.S. state of Texas. As of the 2010 census, its population was 11,587. Its county seat is Clarksville. The county was created in 1835 and organized in 1837. It is named for the Red River, which forms its n ...
** Towson County **
Wade County Wade County was a political subdivision of the Choctaw Nation of Indian Territory, prior to Oklahoma being admitted as a state. The county formed part of the Nation's Apukshunnubbee District, or First District, one of three administrative super-reg ...
*
Moshulatubbee District Moshulatubbee District was one of three administrative super-regions comprising the former Choctaw Nation in the Indian Territory. Also called the First District, it encompassed the northern one-third of the nation. In some historic records it is ...
** Gaines County ** Sans Bois County ** Skullyville County ** Sugar Loaf County ** Tobucksy County *
Pushmataha District Pushmataha District was one of three administrative super-regions comprising the former Choctaw Nation in the Indian Territory. Also called the Third District, it encompassed the southwestern one-third of the nation. The Pushmataha District was na ...
**
Atoka County Atoka County is a county located in the U.S. state of Oklahoma. As of the 2010 census, the population was 14,007. Its county seat is Atoka. The county was formed before statehood from Choctaw Lands, and its name honors a Choctaw Chief named ...
** Blue County **
Jack's Fork County {{More footnotes, date=July 2022 Jack's Fork County, also known as Jack Fork County, was a political subdivision of the Choctaw Nation of Oklahoma, Choctaw Nation of Indian Territory. The county formed part of the nation's Pushmataha District, or ...
** Jackson County ** Kiamitia County (Kiamichi County)


Oklahoma Territory

* Beaver County, Oklahoma Territory *
Day County, Oklahoma Territory Day County was one of the original counties of Oklahoma Territory. Day County was in the western part of the territory, along the Texas border. When it was originally established in 1890, it was known as E County (several Oklahoma counties car ...
Abolished at Oklahoma statehood. Split into Roger Mills County and Ellis County *
Greer County, Texas Greer County, a county created by the Texas legislature on February 8, 1860 (and was named for John Alexander Greer, Lieutenant Governor of Texas), was land claimed by both Texas and the United States. The region of Greer County is now in present ...
(1888–1895, transferred to Oklahoma Territory under a Supreme Court decision)


Oregon

*
Umpqua County, Oregon Umpqua County was a county located in the U.S. state of Oregon. It was created on January 24, 1851, by the Oregon Territorial Legislature embracing the lands along the Umpqua River in southwestern Oregon. Gold had been discovered in the Umpqua regio ...
created 1851, gradually reduced in size until 1862, when what remained was incorporated into Douglas County * Champooik or Champoeg County, one of the four original districts into which the Oregon Country was divided in 1843; Renamed Marion County in 1849. * Twality, Tuality or Falatine County, one of the four original districts into which the Oregon Country was divided in 1843; Renamed Washington County in 1849.


Pennsylvania

* Ontario County (1810–1812) renamed as Bradford County.


South Carolina

:''Note:'' South Carolina legally dissolved all overarching "districts" (which often included multiple counties) in 1800. Nevertheless, surviving counties were often referred to incorrectly as "districts" as late as the 1860s. *Bartholomew County created in 1785 from Charleston District. Abolished 1791.J.D. Lewis, "The Counties from 1664 to Present - In Alphabetical Order" ''South Carolina – The Counties'', http://www.carolana.com/SC/Counties/sc_counties_alphabetical_order.html (accessed January 26, 2011). *Beaufort District created in 1768 from Granville County. Abolished 1800. *Berkeley (1) County created in 1682 from Craven County. Abolished 1768. *Berkeley (2) County created in 1785 from Charleston District. Abolished 1791. The third version of Berkeley County was created in 1882 and remains today. *Camden District created in 1768 from Craven County. Abolished 1800. *Carteret County created in 1684 from Colleton County. Abolished 1708. *Charles Town District created in 1768 from Berkeley and Colleton Counties. It was renamed Charleston District in 1785, and abolished in 1800. *Charleston (1) County created in 1785 from Charleston District. Abolished 1791. A second Charleston County was created in 1800 and remains today. *Cheraws District created in 1768 from Craven County. Abolished 1800. * Claremont County created in 1785 from Camden County. Abolished 1800. *Clarendon (1) County created in 1785 from Camden County. Its county seat was in Jamesville. Abolished 1800. Clarendon (2) County was reestablished in 1855 with its county seat in
Manning Manning (a.k.a. Mannion, Manning) is a family name. Origin and meaning Manning is from an old Norse word — manningi — meaning a brave or valiant man; and one of the first forms of the name was Mannin; another cartography was Mannyg ...
and remains today. *Colleton (1) County created in 1682 from Craven County. Abolished 1768. *Colleton (2) County created in 1785 from Charleston District. Abolished 1791. A third
Colleton County Colleton County is in the Lowcountry region of the U.S. state of South Carolina. As of the 2020 census, the population was 38,604. Its county seat is Walterboro. The county is named after Sir John Colleton, 1st Baronet, one of the eight Lords ...
was created in 1800 from Charleston District and remains today. *Craven County was part of Carolina's first charter in 1664. Abolished 1768. *Georgetown District created in 1768 from Craven County. Abolished 1800. *Granville (1) County created in 1708 from Carteret County. Abolished 1768. *Granville (2) County created in 1785 from Beaufort District. Abolished 1791. *Hilton County created in 1785 from Beaufort District. Abolished 1791. *Kingston County created in 1785 from Georgetown District. Abolished 1801. *Lewisburg County created in 1785 from Orangeburg District. Abolished 1791. *Lexington (1) County created in 1785 from Orangeburg District. Abolished 1791. Lexington (2) County was reestablished in 1804 from Orangeburg County and remains today. *Liberty County created in 1785 from Georgetown District. Abolished 1798. *Lincoln County created in 1785 from Beaufort District. Abolished 1791. *Marion County created in 1785 from Charleston District. Abolished 1791. * Ninety-six District created in 1768 from Indian lands. Abolished 1800. *Orangeburgh District created in 1768 from Orangeburgh Township and Amelia Township. Spelling officially changed to Orangeburg District in 1783. Abolished 1800. *Orange County created in 1785 from Orangeburg District. Abolished 1791. (''Note:''
Orangeburg County Orangeburg County is a county located in the U.S. state of South Carolina. As of the 2020 census, the population was 92,501. Its county seat is Orangeburg. The county was created in 1769. Orangeburg County comprises the Orangeburg, SC Microp ...
was created in 1791 from Orangeburg District and remains today.) *Pendleton County was created in 1789 from Cherokee Indian lands. It was joined to the overarching Washington District in 1791 along with Greenville County. In 1798 Washington District was renamed Pendleton District an overarching district including Pendleton County and Greenville County. In 1800 South Carolina abolished all the overarching districts. So in 1800 only the separate Pendleton County and Greenville County emerged. The remaining Pendleton County was abolished in 1826. *Pendleton District was created in 1798 by renaming Washington District. This overarching Pendleton District was dissolved two years later in 1800. However Pendleton County remained and emerged from a part of Pendleton District. Pendleton County was abolished 1826. *Pinckney District created in 1791 from Ninety-six District and Cheraws District. Abolished 1800. *
Salem County Salem County is the westernmost county in the U.S. state of New Jersey. Its western boundary is formed by the Delaware River and its eastern terminus is the Delaware Memorial Bridge, which connects the county with New Castle, Delaware. Its cou ...
created in 1792 from Claremont County and Clarendon County. Abolished 1800. *Shrewsbury County created in 1785 from Beaufort District. Abolished 1791. *Spartan County created in 1785 from Ninety-six District. Changed to Spartanburg County in 1791 and remains today. *Washington County created in 1785 from Charleston District. Abolished 1791. *
Washington District The Washington District is a Norfolk Southern Railway line in the U.S. state of Virginia that connects Alexandria, Virginia, Alexandria and Lynchburg, Virginia, Lynchburg. Most of the line was originally built from 1850 to 1860 by the Orange and ...
created in 1791 from Cherokee Indian lands. Washington District included Greenville County (created 1786) and Pendleton County (created 1789) Washington District was renamed in 1798 to Pendleton District. *Winton County created in 1785 from Orangeburg District. Abolished 1791. *Winyah County created in 1785 from Georgetown District. Abolished 1800.


South Dakota

*
Armstrong County, South Dakota Armstrong County is the name shared by two defunct counties that existed in Dakota Territory and South Dakota from 1873 to 1879 and again from 1883 to 1952. Armstrong County (original) Armstrong was first created by the Dakota Territorial Legisla ...
, created as Pyatt County in 1883, renamed to Armstrong in 1895, and merged into Dewey County in 1953. * Lugenbeel County (1875-1909), divided and merged into Bennett County and Todd County. * Shannon County, South Dakota (1875–2015) renamed
Oglala Lakota County Oglala Lakota County (known as Shannon County until May 2015) is a county in southwestern South Dakota, United States. The population was 13,672 at the 2020 census. Oglala Lakota County does not have a functioning county seat; Hot Springs in ne ...
by referendum in 2014. *
Washabaugh County, South Dakota Washabaugh County was a county in South Dakota. The county was named after Frank J. Washabaugh, a prominent South Dakota politician. History First established in 1883 as a county in Dakota Territory from a part of Lugenbeel County, it became a ...
(1889–1979) The eastern part of the Pine Ridge Indian Reservation is now under the control of Jackson County. * Washington County, South Dakota, a former county (1883–1943) that was divided and then merged into Jackson County, Pennington County and Shannon County in 1943 because of financial troubles in South Dakota


Tennessee

* James County, Tennessee (1870–1919) – Now part of Hamilton County and Bradley County. The county seat was Ooltewah. * Tennessee County, North Carolina (1788–1796) – A
North Carolina North Carolina () is a state in the Southeastern region of the United States. The state is the 28th largest and 9th-most populous of the United States. It is bordered by Virginia to the north, the Atlantic Ocean to the east, Georgia and ...
county that was divided and renamed Montgomery County and Robertson County when Tennessee achieved statehood to lessen confusion. These counties still exist but were eventually subdivided further.


Texas

* Buchanan County (1858–1861), renamed to Stephens County * Buchel County (1887–1897, formed from part of
Presidio County Presidio County is a county located in the U.S. state of Texas. As of the 2020 census, its population was 6,131. Its county seat is Marfa. The county was created in 1850 and later organized in 1875. Presidio County (K-5 in Texas topological ind ...
, absorbed by
Brewster County Brewster County is a county located in the U.S. state of Texas. It is in West Texas and its county seat (and only city) is Alpine. It is one of the nine counties that comprise the Trans-Pecos region, and borders Mexico. Brewster County is th ...
) * Dawson County (defunct), Texas (1858–1866, became parts of Uvalde and Kinney counties; not to be confused with present-day Dawson County) *
Davis County Davis County is or was the name of the following counties in the United States: *Davis County, Iowa, named in honor of Garrett Davis, a Congressman from Kentucky *Davis County, Utah, named for Daniel C. Davis, captain in the Mormon Battalion *Cass ...
(1861–1871), reverted to previously named Cass County * Encinal County (1856–1899, absorbed by
Webb County Webb County is a county located in the U.S. state of Texas. As of the 2020 census, its population was 267,114. Its county seat is Laredo. The county was named after James Webb (1792–1856), who served as secretary of the treasury, secreta ...
) * Foley County (1887–1897, formed from part of
Presidio County Presidio County is a county located in the U.S. state of Texas. As of the 2020 census, its population was 6,131. Its county seat is Marfa. The county was created in 1850 and later organized in 1875. Presidio County (K-5 in Texas topological ind ...
, absorbed by
Brewster County Brewster County is a county located in the U.S. state of Texas. It is in West Texas and its county seat (and only city) is Alpine. It is one of the nine counties that comprise the Trans-Pecos region, and borders Mexico. Brewster County is th ...
) * Greer County (1888–1895, transferred to Oklahoma Territory under a Supreme Court decision) * Harrisburg County (1836–1839), renamed to Harris County *
Miller County, Arkansas Territory Miller County was a county that existed from April 1, 1820 to 1838, first as part of Arkansas Territory and later the State of Arkansas. It included much of what is southeastern Oklahoma and the northeastern counties in Texas (Bowie, Red River, ...
(1820–1825, became part of
Indian Territory The Indian Territory and the Indian Territories are terms that generally described an evolving land area set aside by the United States Government for the relocation of Native Americans who held aboriginal title to their land as a sovereign ...
and present-day
Texas Texas (, ; Spanish: ''Texas'', ''Tejas'') is a state in the South Central region of the United States. At 268,596 square miles (695,662 km2), and with more than 29.1 million residents in 2020, it is the second-largest U.S. state by ...
) * Mina County (1834-1837), renamed to Bastrop County. * Navasota County (1841–1842), renamed to Brazos County *
Santa Fe County Santa Fe County ( es, Condado de Santa Fe; meaning ''Holy faith'' in Spanish) is located in the U.S. state of New Mexico. As of the 2010 census, the population was 144,170, making it New Mexico's third-most populous county, after Bernalillo Cou ...
(1848–1850, abolished November 25, 1850; land ceded to United States in compliance with
Compromise of 1850 The Compromise of 1850 was a package of five separate bills passed by the United States Congress in September 1850 that defused a political confrontation between slave and free states on the status of territories acquired in the Mexican–Am ...
) * Tenehaw County (1835-1836) renamed to Shelby County. * Wegefarth County (1873–1876, abolished by Texas Legislature) * Worth County (1850, formed from part of Santa Fe County, abolished November 25, 1850; land ceded to United States in compliance with
Compromise of 1850 The Compromise of 1850 was a package of five separate bills passed by the United States Congress in September 1850 that defused a political confrontation between slave and free states on the status of territories acquired in the Mexican–Am ...
)


Utah

In 1849 most Great Basin settlers asked for admission to the Union as the
State of Deseret The State of Deseret (modern pronunciation , contemporaneously ) was a proposed state of the United States, proposed in 1849 by settlers from the Church of Jesus Christ of Latter-day Saints (LDS Church) in Salt Lake City. The provisional stat ...
. In 1850 Congress responded by reducing her size and organizing
Utah Territory The Territory of Utah was an organized incorporated territory of the United States that existed from September 9, 1850, until January 4, 1896, when the final extent of the territory was admitted to the Union as the State of Utah, the 45th state ...
. In 1896
Utah Utah ( , ) is a state in the Mountain West subregion of the Western United States. Utah is a landlocked U.S. state bordered to its east by Colorado, to its northeast by Wyoming, to its north by Idaho, to its south by Arizona, and to it ...
became a state. * Carson County, Utah Territory created 1854 from parts of Weber, Desert,
Tooele Tooele ( ) is a city in Tooele County in the U.S. state of Utah. The population was 35,742 at the 2020 census. It is the county seat of Tooele County. Located approximately 30 minutes southwest of Salt Lake City, Tooele is known for Tooele Army ...
, Juab,
Millard Millard may refer to: __NOTOC__ Places in the United States * Millard, Missouri, a village * Millard, Omaha, Nebraska, a former suburb and present-day neighborhood of Omaha * Millard Creek, Pennsylvania * Millard County, Utah * Millard, Virginia, an ...
,
Iron Iron () is a chemical element with Symbol (chemistry), symbol Fe (from la, Wikt:ferrum, ferrum) and atomic number 26. It is a metal that belongs to the first transition series and group 8 element, group 8 of the periodic table. It is, Abundanc ...
counties. In 1861
Nevada Territory The Territory of Nevada (N.T.) was an organized incorporated territory of the United States that existed from March 2, 1861, until October 31, 1864, when it was admitted to the Union as the State of Nevada. Prior to the creation of the Nevada ...
took jurisdiction and Carson County was extinguished. Nevada erected Carson City (Independent City),
Douglas Douglas may refer to: People * Douglas (given name) * Douglas (surname) Animals * Douglas (parrot), macaw that starred as the parrot ''Rosalinda'' in Pippi Longstocking *Douglas the camel, a camel in the Confederate Army in the American Civi ...
,
Lake A lake is an area filled with water, localized in a basin, surrounded by land, and distinct from any river or other outlet that serves to feed or drain the lake. Lakes lie on land and are not part of the ocean, although, like the much large ...
,
Lyon Lyon,, ; Occitan language, Occitan: ''Lion'', hist. ''Lionés'' also spelled in English as Lyons, is the List of communes in France with over 20,000 inhabitants, third-largest city and Urban area (France), second-largest metropolitan area of F ...
, Ormsby,
Roop Roop or ROOP may refer to: Arts, entertainment, and media * Roop - Mard Ka Naya Swaroop, Indian television show * The Roop, a Lithuanian pop rock band People With the first name * Roop Durgapal, Indian actress * Roop Kanwar (c. 1969–1987), R ...
, Storey, Washoe, and parts of
Churchill Sir Winston Leonard Spencer Churchill (30 November 187424 January 1965) was a British statesman, soldier, and writer who served as Prime Minister of the United Kingdom twice, from 1940 to 1945 during the Second World War, and again from 1 ...
, Esmeralda, Humboldt,
Mineral In geology and mineralogy, a mineral or mineral species is, broadly speaking, a solid chemical compound with a fairly well-defined chemical composition and a specific crystal structure that occurs naturally in pure form.John P. Rafferty, ed. (2 ...
, Nye, and Pershing counties from her land."Chart of County Formation in Utah" in ''Division of Archives and Records Service'' at http://archives.utah.gov/research/guides/county-formation.htm (accessed 11 August 2011).John Koontz, ''Political History of Nevada'', 5th ed. (Carson City, Nev.: SPO, 1965), 34-98.Deon C. Greer, ''Atlas of Utah'' (Ogden, Utah: Utah State College, 1981), 162-64."Counties of Nevada" in ''Nevada History: a Walk in the Past'' at http://nevada-history.org/county.html (accessed 7 August 2011). * Cedar County, Utah Territory created 1856 from part of
Utah County Utah County is the second-most populous county in the U.S. state of Utah. The county seat and largest city is Provo, which is the state's third-largest city, and the largest outside of Salt Lake County. As of the 2020 United States Census, the ...
. Discontinued 1862; her land parted into Tooele County and
Utah County Utah County is the second-most populous county in the U.S. state of Utah. The county seat and largest city is Provo, which is the state's third-largest city, and the largest outside of Salt Lake County. As of the 2020 United States Census, the ...
.''Handybook'', 686-88. * Desert County, Utah Territory created 1852 extending from Salt Lake to
California California is a state in the Western United States, located along the Pacific Coast. With nearly 39.2million residents across a total area of approximately , it is the most populous U.S. state and the 3rd largest by area. It is also the m ...
. Reduced in 1856, extinguished 1862; her land parted into
Box Elder ''Acer negundo'', the box elder, boxelder maple, Manitoba maple or ash-leaved maple, is a species of maple native to North America. It is a fast-growing, short-lived tree with opposite, compound leaves. It is sometimes considered a weedy or inva ...
and
Tooele Tooele ( ) is a city in Tooele County in the U.S. state of Utah. The population was 35,742 at the 2020 census. It is the county seat of Tooele County. Located approximately 30 minutes southwest of Salt Lake City, Tooele is known for Tooele Army ...
counties.Utah Territory Legislative Assembly, ''Acts, resolutions, and memorials, passed by the first annual, and special sessions, of the Legislative Assembly, of the Territory of Utah, begun and held at Great Salt Lake City, on the 22nd day of September, A.D., 1851 (1852)'' (G.S.L. City, U.T.: Legislative Assembly, 1852), 162-63
Internet Archive edition
* Greasewood County, Utah Territory created 1856 from part of Weber County. Discontinued 1862 and her land given to Box Elder County. * Great Salt Lake County, Utah Territory created 1850; expanded 1852 to
Colorado Colorado (, other variants) is a state in the Mountain states, Mountain West subregion of the Western United States. It encompasses most of the Southern Rocky Mountains, as well as the northeastern portion of the Colorado Plateau and the wes ...
border; reduced 1856; in 1866 reduced again to her present borders and name changed to
Salt Lake County Salt Lake County is located in the U.S. state of Utah. As of the 2020 United States Census, the population was 1,185,238, making it the most populous county in Utah. Its county seat and largest city is Salt Lake City, the state capital. The cou ...
. *
Green River County, Utah Territory There are 29 counties in the U.S. state of Utah. There were originally seven counties established under the provisional State of Deseret in 1849: Davis, Iron, Sanpete, Salt Lake, Tooele, Utah, and Weber. The Territory of Utah was created ...
created 1852 included big parts of present-day
Colorado Colorado (, other variants) is a state in the Mountain states, Mountain West subregion of the Western United States. It encompasses most of the Southern Rocky Mountains, as well as the northeastern portion of the Colorado Plateau and the wes ...
and
Wyoming Wyoming () is a state in the Mountain West subregion of the Western United States. It is bordered by Montana to the north and northwest, South Dakota and Nebraska to the east, Idaho to the west, Utah to the southwest, and Colorado to the s ...
. Summit County carved out 1854; in 1856
Malad Malad (Pronunciation: aːlaːɖ is a suburb located in North Mumbai. Malad has a railway station Rail transport (also known as train transport) is a means of transport that transfers passengers and goods on wheeled vehicles running on ra ...
,
Box Elder ''Acer negundo'', the box elder, boxelder maple, Manitoba maple or ash-leaved maple, is a species of maple native to North America. It is a fast-growing, short-lived tree with opposite, compound leaves. It is sometimes considered a weedy or inva ...
, and
Cache Cache, caching, or caché may refer to: Places United States * Cache, Idaho, an unincorporated community * Cache, Illinois, an unincorporated community * Cache, Oklahoma, a city in Comanche County * Cache, Utah, Cache County, Utah * Cache County ...
counties peeled off, but Green River County expanded into Salt Lake,
Utah Utah ( , ) is a state in the Mountain West subregion of the Western United States. Utah is a landlocked U.S. state bordered to its east by Colorado, to its northeast by Wyoming, to its north by Idaho, to its south by Arizona, and to it ...
, and Sanpete counties; 1861 parts of
Colorado Colorado (, other variants) is a state in the Mountain states, Mountain West subregion of the Western United States. It encompasses most of the Southern Rocky Mountains, as well as the northeastern portion of the Colorado Plateau and the wes ...
and
Wyoming Wyoming () is a state in the Mountain West subregion of the Western United States. It is bordered by Montana to the north and northwest, South Dakota and Nebraska to the east, Idaho to the west, Utah to the southwest, and Colorado to the s ...
shaved off; 1862 Morgan and Wasatch counties trimmed off; 1864 Rich County sliced out; 1868 last part of
Wyoming Wyoming () is a state in the Mountain West subregion of the Western United States. It is bordered by Montana to the north and northwest, South Dakota and Nebraska to the east, Idaho to the west, Utah to the southwest, and Colorado to the s ...
cut out; 1872 Green River County was dissolved, and her land ceded to Summit County.Legislative Assembly of the Territory of Utah, ''Acts, resolutions, and memorials passed and adopted by the Legislative Assembly of the Territory of Utah at the twelfth annual session 1872'' (Salt Lake City: Tribune Printing and Publ. Co., 1872), 28
Google books edition
* Humboldt County, Utah Territory formed 1856 from Weber, Desert,
Tooele Tooele ( ) is a city in Tooele County in the U.S. state of Utah. The population was 35,742 at the 2020 census. It is the county seat of Tooele County. Located approximately 30 minutes southwest of Salt Lake City, Tooele is known for Tooele Army ...
, and Juab counties.
Nevada Nevada ( ; ) is a state in the Western region of the United States. It is bordered by Oregon to the northwest, Idaho to the northeast, California to the west, Arizona to the southeast, and Utah to the east. Nevada is the 7th-most extensive, ...
took jurisdiction in 1861 forming her own
Humboldt County, Nevada Humboldt County is a county in the U.S. state of Nevada. As of the 2020 Census, the population was 17,285. It is a largely rural county that is sparsely populated with the only major city being Winnemucca which has a population of 8,431. Humb ...
to the northeast. On the former Humboldt County's land, Nevada formed parts of her own Humboldt,
Churchill Sir Winston Leonard Spencer Churchill (30 November 187424 January 1965) was a British statesman, soldier, and writer who served as Prime Minister of the United Kingdom twice, from 1940 to 1945 during the Second World War, and again from 1 ...
, Elko,
Eureka Eureka (often abbreviated as E!, or Σ!) is an intergovernmental organisation for research and development funding and coordination. Eureka is an open platform for international cooperation in innovation. Organisations and companies applying th ...
, Lander, and Pershing counties. * Little Salt Lake County, Utah Territory created 1850 with undefined boundaries on unsettled land. In 1852 the legislature redefined the area as Iron County. * Malad County, Utah Territory created 1856 from part of Weber County. Discontinued 1862, her land ceded to Box Elder County.Legislative Assembly of the Territory of Utah, ''Acts, resolutions and memorials passed at the annual sessions of the Legislative Assembly of the Territory of Utah convened . . . 1855'' (Great Salt Lake City, 1855), 7
Google books edition
* Richland County, Utah Territory formed 1864 from parts of
Cache Cache, caching, or caché may refer to: Places United States * Cache, Idaho, an unincorporated community * Cache, Illinois, an unincorporated community * Cache, Oklahoma, a city in Comanche County * Cache, Utah, Cache County, Utah * Cache County ...
, Summit, and
Green River Green River may refer to: Rivers Canada * Green River (British Columbia), a tributary of the Lillooet River *Green River, a tributary of the Saint John River, also known by its French name of Rivière Verte *Green River (Ontario), a tributary of ...
counties. In 1868 part was given to Wyoming and the rest renamed Rich County. * Rio Virgen County, Utah Territory created 1869 from Washington County. Discontinued 1872 after a survey showed most of it was in
Nevada Nevada ( ; ) is a state in the Western region of the United States. It is bordered by Oregon to the northwest, Idaho to the northeast, California to the west, Arizona to the southeast, and Utah to the east. Nevada is the 7th-most extensive, ...
and Arizona Territory. * Saint Mary's County, Utah Territory formed 1856 from parts of Weber, Desert,
Tooele Tooele ( ) is a city in Tooele County in the U.S. state of Utah. The population was 35,742 at the 2020 census. It is the county seat of Tooele County. Located approximately 30 minutes southwest of Salt Lake City, Tooele is known for Tooele Army ...
, and Juab counties. In 1861
Nevada Territory The Territory of Nevada (N.T.) was an organized incorporated territory of the United States that existed from March 2, 1861, until October 31, 1864, when it was admitted to the Union as the State of Nevada. Prior to the creation of the Nevada ...
took jurisdiction and Saint Mary's ended. On Saint Mary's land, Nevada created parts of Elko,
Eureka Eureka (often abbreviated as E!, or Σ!) is an intergovernmental organisation for research and development funding and coordination. Eureka is an open platform for international cooperation in innovation. Organisations and companies applying th ...
, and
White Pine ''Pinus'', the pines, is a genus of approximately 111 extant tree and shrub species. The genus is currently split into two subgenera: subgenus ''Pinus'' (hard pines), and subgenus ''Strobus'' (soft pines). Each of the subgenera have been further ...
counties. * Shambip County, Utah Territory created 1856 from part of Tooele County. Discontinued 1862 and her land reverted to Tooele County.


Vermont

*
Cumberland County, Republic of Vermont The Cumberland County, until 21 March 1778, known as the Unity County, was a county in Vermont Republic. It was established on 17 March 1778, being formed from the counties of Cumberland and Gloucester from the state of New York, United States, t ...
(1771–1781) * Cumberland County, Province of New York (claimed by and transferred to
Vermont Vermont () is a state in the northeast New England region of the United States. Vermont is bordered by the states of Massachusetts to the south, New Hampshire to the east, and New York to the west, and the Canadian province of Quebec to ...
, unclear if ever implemented or administered). See Albany County, New York. * Gloucester County, New York (claimed by and transferred to
Vermont Vermont () is a state in the northeast New England region of the United States. Vermont is bordered by the states of Massachusetts to the south, New Hampshire to the east, and New York to the west, and the Canadian province of Quebec to ...
, unclear if ever implemented or administered). *
Washington County, Republic of Vermont Washington commonly refers to: * Washington (state), United States * Washington, D.C., the capital of the United States ** A metonym for the federal government of the United States ** Washington metropolitan area, the metropolitan area centered o ...
(1781–1782) land now in New Hampshire; Vermont relinquished claim; there is a present-day "new"
Washington County, Vermont Washington County is a county located in the U.S. state of Vermont. Named after George Washington, its county seat is the city of Montpelier (the least populous state capital in the United States) and the most populous municipality is the cit ...


Virginia

*
Alexandria County, D.C. Arlington County is a county in the Commonwealth of Virginia. The county is situated in Northern Virginia on the southwestern bank of the Potomac River directly across from the District of Columbia, of which it was once a part. The county is ...
( retroceded to Virginia, most of which now comprises
Arlington County, Virginia Arlington County is a county in the Commonwealth of Virginia. The county is situated in Northern Virginia on the southwestern bank of the Potomac River directly across from the District of Columbia, of which it was once a part. The county ...
with a portion becoming part of
Alexandria, Virginia Alexandria is an independent city in the northern region of the Commonwealth of Virginia, United States. It lies on the western bank of the Potomac River approximately south of downtown Washington, D.C. In 2020, the population was 159,467. ...
) *
Elizabeth City County, Virginia Elizabeth City County was a county in southeastern Virginia from 1634 until 1952 when it was merged into the city of Hampton. Originally created in 1634 as Elizabeth River Shire, it was one of eight shires created in the Virginia Colony by order ...
(incorporated into the
independent city An independent city or independent town is a city or town that does not form part of another general-purpose local government entity (such as a province). Historical precursors In the Holy Roman Empire, and to a degree in its successor states ...
of
Hampton Hampton may refer to: Places Australia *Hampton bioregion, an IBRA biogeographic region in Western Australia *Hampton, New South Wales *Hampton, Queensland, a town in the Toowoomba Region * Hampton, Victoria Canada * Hampton, New Brunswick *Ha ...
in 1952) *
Fincastle County, Virginia Fincastle County, Virginia, was created by act of the Virginia General Assembly April 8, 1772 from Botetourt County.Pendleton, William C. (1920)''History of Tazewell County and Southwest Virginia: 1748-1920'' pp. 255-57. W. C. Hill Printing Com ...
(land now part of Kentucky) *
Illinois County, Virginia Illinois County, Virginia, was a political and geographic region, part of the British Province of Quebec, claimed during the American Revolutionary War on July 4, 1778 by George Rogers Clark of the Virginia Militia, as a result of the Illinois ...
, formed in 1778 and constituted most of present-day
Ohio Ohio () is a state in the Midwestern region of the United States. Of the fifty U.S. states, it is the 34th-largest by area, and with a population of nearly 11.8 million, is the seventh-most populous and tenth-most densely populated. The sta ...
,
Indiana Indiana () is a U.S. state in the Midwestern United States. It is the 38th-largest by area and the 17th-most populous of the 50 States. Its capital and largest city is Indianapolis. Indiana was admitted to the United States as the 19th s ...
,
Illinois Illinois ( ) is a state in the Midwestern United States. Its largest metropolitan areas include the Chicago metropolitan area, and the Metro East section, of Greater St. Louis. Other smaller metropolitan areas include, Peoria and Rockf ...
,
Michigan Michigan () is a U.S. state, state in the Great Lakes region, Great Lakes region of the Upper Midwest, upper Midwestern United States. With a population of nearly 10.12 million and an area of nearly , Michigan is the List of U.S. states and ...
, and
Wisconsin Wisconsin () is a state in the upper Midwestern United States. Wisconsin is the 25th-largest state by total area and the 20th-most populous. It is bordered by Minnesota to the west, Iowa to the southwest, Illinois to the south, Lake M ...
; abolished 5 January 1782; territory ceded by Virginia to Congress in March 1784. *
Kentucky County, Virginia Kentucky County (then alternately spelled Kentucke County) was formed by the Commonwealth of Virginia from the western portion (beyond the Cumberland Mountains) of Fincastle County effective December 31, 1776. The name of the county was take ...
(1777–1780) land that later became the state of
Kentucky Kentucky ( , ), officially the Commonwealth of Kentucky, is a state in the Southeastern region of the United States and one of the states of the Upper South. It borders Illinois, Indiana, and Ohio to the north; West Virginia and Virginia ...
in 1792 *
Lower Norfolk County Lower Norfolk County is a long-extinct county which was organized in colonial Virginia, operating from 1637 until 1691. New Norfolk County was formed in 1636 from Elizabeth City Shire, one of the eight original shires (or counties) formed in 1634 ...
(Colonial Virginia) (in 1691, divided into
Norfolk County, Virginia Norfolk County was a county of the South Hampton Roads in eastern Virginia in the United States that was created in 1691. After the American Civil War, for a period of about 100 years, portions of Norfolk County were lost and the territory of th ...
and
Princess Anne County, Virginia County of Princess Anne is a former county in the British Colony of Virginia and the Commonwealth of Virginia in the United States, first incorporated in 1691. The county was merged into the city of Virginia Beach on January 1, 1963, ceasing to ...
) * Nansemond County, Virginia became
independent city An independent city or independent town is a city or town that does not form part of another general-purpose local government entity (such as a province). Historical precursors In the Holy Roman Empire, and to a degree in its successor states ...
of Nansemond in 1972; merged with independent city of Suffolk in 1974 *
New Norfolk County New Norfolk County is a long-extinct county which was located in colonial Virginia from 1636 until 1637. It was formed in 1636 from Elizabeth City Shire, one of the eight original shires (or counties) formed in 1634 in the colony of Virginia by di ...
(Colonial Virginia) Formed in 1636 from Elizabeth River Shire, divided into
Lower Norfolk County Lower Norfolk County is a long-extinct county which was organized in colonial Virginia, operating from 1637 until 1691. New Norfolk County was formed in 1636 from Elizabeth City Shire, one of the eight original shires (or counties) formed in 1634 ...
and Upper Norfolk County in 1637 *
Norfolk County, Virginia Norfolk County was a county of the South Hampton Roads in eastern Virginia in the United States that was created in 1691. After the American Civil War, for a period of about 100 years, portions of Norfolk County were lost and the territory of th ...
Formed in 1691 from part of
Lower Norfolk County Lower Norfolk County is a long-extinct county which was organized in colonial Virginia, operating from 1637 until 1691. New Norfolk County was formed in 1636 from Elizabeth City Shire, one of the eight original shires (or counties) formed in 1634 ...
, was merged with
independent city An independent city or independent town is a city or town that does not form part of another general-purpose local government entity (such as a province). Historical precursors In the Holy Roman Empire, and to a degree in its successor states ...
of
South Norfolk South Norfolk is a local government district in Norfolk, England. Its council is based in Long Stratton. The population of the Local Authority District was 124,012 as taken at the 2011 Census. History The district was formed on 1 April 19 ...
to become new
independent city An independent city or independent town is a city or town that does not form part of another general-purpose local government entity (such as a province). Historical precursors In the Holy Roman Empire, and to a degree in its successor states ...
of Chesapeake in 1963 * Old Rappahannock County (Province of Virginia) Founded in 1656 from part of Lancaster County and became extinct in 1692 when it was separated to form Essex County and
Richmond County Richmond County may refer to places: Australia *Richmond County, New South Wales, a cadastral division Canada *Richmond County, Nova Scotia United Kingdom *Richmondshire, the original Richmond County in Yorkshire, England United States ...
*
Princess Anne County, Virginia County of Princess Anne is a former county in the British Colony of Virginia and the Commonwealth of Virginia in the United States, first incorporated in 1691. The county was merged into the city of Virginia Beach on January 1, 1963, ceasing to ...
(Formed in 1691 from part of
Lower Norfolk County Lower Norfolk County is a long-extinct county which was organized in colonial Virginia, operating from 1637 until 1691. New Norfolk County was formed in 1636 from Elizabeth City Shire, one of the eight original shires (or counties) formed in 1634 ...
, was merged with
independent city An independent city or independent town is a city or town that does not form part of another general-purpose local government entity (such as a province). Historical precursors In the Holy Roman Empire, and to a degree in its successor states ...
of
Virginia Beach Virginia Beach is an independent city located on the southeastern coast of the Commonwealth of Virginia in the United States. The population was 459,470 at the 2020 census. Although mostly suburban in character, it is the most populous city ...
in 1963) * Upper Norfolk County (Colonial Virginia) (renamed
Nansemond County Nansemond is an extinct jurisdiction that was located south of the James River in Virginia Colony and in the Commonwealth of Virginia (after statehood) in the United States, from 1646 until 1974. It was known as Nansemond County until 1972. From ...
in 1642; see Nansemond County for subsequent history) * Warwick River County, Virginia (renamed Warwick County in 1642; became
independent city An independent city or independent town is a city or town that does not form part of another general-purpose local government entity (such as a province). Historical precursors In the Holy Roman Empire, and to a degree in its successor states ...
of Warwick in 1952; merged with
independent city An independent city or independent town is a city or town that does not form part of another general-purpose local government entity (such as a province). Historical precursors In the Holy Roman Empire, and to a degree in its successor states ...
of
Newport News Newport News () is an independent city in the U.S. state of Virginia. At the 2020 census, the population was 186,247. Located in the Hampton Roads region, it is the 5th most populous city in Virginia and 140th most populous city in the Uni ...
in 1958) *
Yohogania County, Virginia Yohogania County was created by the new state of Virginia in 1776, in an area long disputed between Virginia and Pennsylvania. The county ceased to exist after the border dispute between the two states was resolved in the 1780s. Thus, it is somet ...
(1776–1779) land now in
Pennsylvania Pennsylvania (; ( Pennsylvania Dutch: )), officially the Commonwealth of Pennsylvania, is a state spanning the Mid-Atlantic, Northeastern, Appalachian, and Great Lakes regions of the United States. It borders Delaware to its southeast, ...
and
West Virginia West Virginia is a state in the Appalachian, Mid-Atlantic and Southeastern regions of the United States.The Census Bureau and the Association of American Geographers classify West Virginia as part of the Southern United States while the B ...


Washington

* Chehalis County (1854-1915) renamed as Grays Harbor County. * Quillehuyte County (1868-1869) merged back into Clallam County and Jefferson County. * Sawamish County (1854-1864) renamed as Mason County. * Slaughter County (1857) renamed as
Kitsap County Kitsap County is located in the U.S. state of Washington. As of the 2020 census, its population was 275,611. Its county seat is Port Orchard, and its largest city is Bremerton. The county was formed out of King County and Jefferson County on ...
.


West Virginia

''See Virginia & Virginia Colony, above''


Wisconsin


Revolutionary-era claims of Virginia

*
Illinois County, Virginia Illinois County, Virginia, was a political and geographic region, part of the British Province of Quebec, claimed during the American Revolutionary War on July 4, 1778 by George Rogers Clark of the Virginia Militia, as a result of the Illinois ...
, formed in 1778 and constituting Virginia's claimed lands in present-day
Illinois Illinois ( ) is a state in the Midwestern United States. Its largest metropolitan areas include the Chicago metropolitan area, and the Metro East section, of Greater St. Louis. Other smaller metropolitan areas include, Peoria and Rockf ...
,
Indiana Indiana () is a U.S. state in the Midwestern United States. It is the 38th-largest by area and the 17th-most populous of the 50 States. Its capital and largest city is Indianapolis. Indiana was admitted to the United States as the 19th s ...
,
Michigan Michigan () is a U.S. state, state in the Great Lakes region, Great Lakes region of the Upper Midwest, upper Midwestern United States. With a population of nearly 10.12 million and an area of nearly , Michigan is the List of U.S. states and ...
,
Ohio Ohio () is a state in the Midwestern region of the United States. Of the fifty U.S. states, it is the 34th-largest by area, and with a population of nearly 11.8 million, is the seventh-most populous and tenth-most densely populated. The sta ...
, and
Wisconsin Wisconsin () is a state in the upper Midwestern United States. Wisconsin is the 25th-largest state by total area and the 20th-most populous. It is bordered by Minnesota to the west, Iowa to the southwest, Illinois to the south, Lake M ...
; abolished 5 January 1782; territory ceded by Virginia to Congress in March 1784; see
Illinois Country The Illinois Country (french: Pays des Illinois ; , i.e. the Illinois people)—sometimes referred to as Upper Louisiana (french: Haute-Louisiane ; es, Alta Luisiana)—was a vast region of New France claimed in the 1600s in what is n ...
and Northwest Territory. Wisconsin's non-native settlements of this era were peopled by British and Canadian fur traders, and it is unclear if Virginia ever attempted to exercise its jurisdiction in today's Wisconsin.


Counties of Wisconsin created by Michigan Territory

* Brown County, Michigan Territory, 1818; see
Brown County, Wisconsin Brown County is a county in the U.S. state of Wisconsin. As of the 2020 census, the population was 268,740, making it the fourth-most populous county in Wisconsin. The county seat is Green Bay, making it one of three Wisconsin counties on La ...
* Crawford County, Michigan Territory, 1818; see
Crawford County, Wisconsin Crawford County is a county in the southwest part of the U.S. state of Wisconsin. As of the 2020 census, the population was 16,113. Its county seat is Prairie du Chien. History Along with Brown County, Crawford County is one of Wisconsin's o ...
* Iowa County, Michigan Territory, 1829; see
Iowa County, Wisconsin Iowa County is a county in the U.S. state of Wisconsin. As of the 2020 census, the population was 23,709. Its county seat and largest city is Dodgeville. When created, it was part of the Michigan Territory. Iowa County is part of the Madiso ...
* Milwaukee County, Michigan Territory, 1835; see
Milwaukee County, Wisconsin Milwaukee County is located in the U.S. state of Wisconsin. At the 2020 census, the population was 939,489, down from 947,735 in 2010. It is both the most populous and most densely populated county in Wisconsin, and the 45th most populous cou ...


Counties of Iowa created by Michigan Territory and transferred to Wisconsin Territory

*
Des Moines County, Michigan Territory Des is a masculine given name, mostly a short form (hypocorism) of Desmond. People named Des include: People * Des Buckingham, English football manager * Des Corcoran, (1928–2004), Australian politician * Des Dillon (disambiguation), severa ...
, 1834; see
Des Moines County, Iowa Des Moines County is located in the U.S. state of Iowa. As of the 2020 census, the population was 38,910. The county seat and largest city is Burlington. It is one of Iowa's two original counties along with Dubuque County; both were organize ...
* Dubuque County, Michigan Territory, 1834; see Dubuque County, Iowa


Counties of Iowa created by Wisconsin Territory

* Henry County, Wisconsin Territory, 1836; see
Henry County, Iowa Henry County is a county located in the U.S. state of Iowa. As of the 2020 census, the population was 20,482. The county seat is Mount Pleasant. The county was named for General Henry Dodge, governor of Wisconsin Territory. History Henry Cou ...
* Lee County, Wisconsin Territory, 1836; see
Lee County, Iowa Lee County is the southernmost county in the U.S. state of Iowa. As of the 2020 census, the population was 33,555. The county seats are Fort Madison and Keokuk. Lee County is part of the Fort Madison–Keokuk, IA- IL- MO Micropolitan S ...
* Louisa County, Wisconsin Territory, 1836; see
Louisa County, Iowa Louisa County ( ) is a county located in the U.S. state of Iowa. As of the 2020 census, the population was 10,837. The county seat is Wapello. Louisa County is part of the Muscatine Micropolitan Statistical Area. History Louisa County was ...
* Muscatine County, Wisconsin Territory, 1836; see
Muscatine County, Iowa Muscatine County is a county located in the U.S. state of Iowa. As of the 2020 census, the population was 43,235. The county seat is Muscatine. The southeastern border is formed by the Mississippi River. Muscatine County comprises the Muscati ...
*
Van Buren County, Wisconsin Territory A van is a type of road vehicle used for transporting goods or people. Depending on the type of van, it can be bigger or smaller than a pickup truck and SUV, and bigger than a common car. There is some varying in the scope of the word across ...
, 1836; see
Van Buren County, Iowa Van Buren County ( ) is a county located in the U.S. state of Iowa. As of the 2020 census the population was 7,203, making it the state's tenth-least populous county. The county seat is Keosauqua, which contains the oldest continuously operat ...
* Henry County, Wisconsin Territory, 1836; see
Henry County, Iowa Henry County is a county located in the U.S. state of Iowa. As of the 2020 census, the population was 20,482. The county seat is Mount Pleasant. The county was named for General Henry Dodge, governor of Wisconsin Territory. History Henry Cou ...
* Benton County, Wisconsin Territory, 1837; see Benton County, Iowa * Buchanan County, Wisconsin Territory, 1837; see
Buchanan County, Iowa Buchanan County is a county located in the U.S. state of Iowa. As of the 2020 census, the population was 20,565. Its county seat is Independence. The county was created in 1837 and was named in honor of Senator James Buchanan, the 15th Presi ...
* Cedar County, Wisconsin Territory, 1837; see
Cedar County, Iowa Cedar County is a county located in the U.S. state of Iowa. As of the 2020 census, the population was 18,505. Its county seat is Tipton. The county is named for the Cedar River, which runs through the county. Cedar County is located between t ...
* Clayton County, Wisconsin Territory, 1837; see
Clayton County, Iowa Clayton County is a county located in the U.S. state of Iowa. As of the 2020 census, the population was 17,043. Its county seat is Elkader. The county was established in 1837 and was named in honor of John M. Clayton, United States Senator f ...
* Clinton County, Wisconsin Territory, 1837; see Clinton County, Iowa * Delaware County, Wisconsin Territory, 1837; see
Delaware County, Iowa Delaware County is a county located in the U.S. state of Iowa. As of the 2020 census, the population was 17,488. The county seat is Manchester. The county takes its name after the U.S. state of Delaware. Geography According to the U.S. Cens ...
* Fayette County, Wisconsin Territory, 1837; see
Fayette County, Iowa Fayette County is a county located in the U.S. state of Iowa. As of the 2020 census, the population was 19,509. The county seat is West Union. History Fayette County was founded on December 21, 1837, as a part of Wisconsin Territory. It was n ...
* Jackson County, Wisconsin Territory, 1837; see Jackson County, Iowa * Johnson County, Wisconsin Territory, 1837; see Johnson County, Iowa * Jones County, Wisconsin Territory, 1837; see Jones County, Iowa * Keokuk County, Wisconsin Territory, 1837; see
Keokuk County, Iowa Keokuk County is a county located in the U.S. state of Iowa. As of the 2020 United States Census, the population was 10,033. The county seat is Sigourney. History Keokuk County was formed in 1837. It was named for the eponymous chief of the Sa ...
* Linn County, Wisconsin Territory, 1836; see
Linn County, Iowa Linn County is a county located in the U.S. state of Iowa. As of the 2020 census, the population was 230,299, making it the second-most populous county in Iowa. The county seat is Cedar Rapids. Linn County is named in honor of Senator Lewis F. ...
* Scott County, Wisconsin Territory, 1837; see
Scott County, Iowa Scott County is a county located in the U.S. state of Iowa. As of the 2020 census, the population was 174,669, making it the third-most populous county in Iowa. The county seat is Davenport. Scott County is included in the Davenport– Moline ...
*
Slaughter County, Wisconsin Territory Slaughter may refer to: Animals * Animal slaughter, the killing of animals for various purposes ** Ritual slaughter, the practice of slaughtering livestock in a ritual manner *** '' Dhabihah'', the prescribed method of ritual slaughter of animal ...
, 1838; see
Washington County, Iowa Washington County is a county located in the U.S. state of Iowa. As of the 2020 census, the population was 22,565. The county seat is Washington. Washington County is included in the Iowa City Metropolitan Statistical Area. History Washingto ...


Counties of Wisconsin divided after statehood

*
La Pointe County, Wisconsin La Pointe County was created on February 19, 1845, by the Territory of Wisconsin from the northern portion of the existing territorial St. Croix County, encompassing the remaining portions of the Northwest Territory in Wisconsin Territory north o ...
, 1848


Wyoming

* Carter County, renamed to Sweetwater County in 1869. * Pease County, renamed to Johnson County in 1879.


See also

*
United States of America The United States of America (U.S.A. or USA), commonly known as the United States (U.S. or US) or America, is a country primarily located in North America. It consists of 50 states, a federal district, five major unincorporated territo ...
** Outline of the United States **
Index of United States-related articles The following outline is provided as an overview of and topical guide to the United States of America: General reference *Pronunciation: * Abbreviations: USA or US *Common English country name: United States *Official English country n ...
*
Historic regions of the United States The territory of the United States and its overseas possessions has evolved over time, from the colonial era to the present day. It includes formally organized territories, proposed and failed states, unrecognized breakaway states, internationa ...


References


External links


Ghost Counties: Your Guide to America's Dead, Forgotten Counties



Handbook of Texas Online: DEFUNCT COUNTIES











Virginia Counties




{{USCountyLists Former
United States counties In the United States, a county is an administrative or political subdivision of a state that consists of a geographic region with specific boundaries and usually some level of governmental authority. The term "county" is used in 48 states, wh ...