The following outline is provided as an overview of and topical guide to the U.S. state of Wyoming: Wyoming – U.S. state in the mountain region of the Western United States. The western two thirds of the state is covered mostly with the mountain ranges and rangelands in the foothills of the Eastern Rocky Mountains, while the eastern third of the state is high elevation prairie known as the High Plains. Wyoming is the least populous U.S. state, with a U.S. Census population of 563,626 in 2010.

General reference

* Names ** Common name: Wyoming *** Pronunciation: **

Official name A legal name is the name that identifies a person for legal, administrative and other official purposes. A person's legal birth name generally is the name of the person that was given for the purpose of registration of the birth and which then ap ...

State 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 sou ...

** Abbreviations and name codes *** Postal symbol: WY *** ISO 3166-2 code:

US-WY 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 sou ...

*** Internet second-level domain:

.wy.us .us is the Internet country code top-level domain (ccTLD) for the United States. It was established in early 1985. Registrants of .us domains must be U.S. citizens, residents, or organizations, or a foreign entity with a presence in the United ...

** Nicknames *** Cowboy State *** Equality State *** Park State *** Forever West (On highway welcome signs) * Adjectival: Wyoming *

Demonym A demonym (; ) or gentilic () is a word that identifies a group of people (inhabitants, residents, natives) in relation to a particular place. Demonyms are usually derived from the name of the place (hamlet, village, town, city, region, province, ...

Wyomingite Wyomingite is a type of volcanic rock. Specifically, it is a diopside-leucite phlogopite lamproite. It is a potassium enriched, alkaline, basic, phonolite first found in the Leucite Hills of Sweetwater County, Wyoming. Wyomingites are between foid ...

Geography of Wyoming

Geography of Wyoming The U.S. state of Wyoming lies in the Mountain West subregion of the Western United States and has a varied geography. It is bordered by Montana to the north and northwest, South Dakota and Nebraska to the east, Idaho to the west, Utah to the sou ...

* Wyoming is: a U.S. state, a federal state of the United States of America * Location **

Northern hemisphere The Northern Hemisphere is the half of Earth that is north of the Equator. For other planets in the Solar System, north is defined as being in the same celestial hemisphere relative to the invariable plane of the solar system as Earth's Nort ...

** Western hemisphere ***

Americas The Americas, which are sometimes collectively called America, are a landmass comprising the totality of North and South America. The Americas make up most of the land in Earth's Western Hemisphere and comprise the New World. Along with th ...

****

North America North America is a continent in the Northern Hemisphere and almost entirely within the Western Hemisphere. It is bordered to the north by the Arctic Ocean, to the east by the Atlantic Ocean, to the southeast by South America and the Car ...

***** Anglo America ***** Northern America ****** United States of America *******

Contiguous United States The contiguous United States (officially the conterminous United States) consists of the 48 adjoining U.S. states and the Federal District of the United States of America. The term excludes the only two non-contiguous states, Alaska and Hawaii ...

******** Western United States *********

Mountain West United States The Mountain states (also known as the Mountain West or the Interior West) form one of the nine geographic divisions of the United States that are officially recognized by the United States Census Bureau. It is a subregion of the Western Un ...

********* Northwestern United States * Population of Wyoming: 563,626 (2010 U.S. Census) * Area of Wyoming: * Atlas of Wyoming

Places in Wyoming

* Historic places in Wyoming ** National Historic Landmarks in Wyoming ** National Register of Historic Places listings in Wyoming ***

Bridges on the National Register of Historic Places in Wyoming This is a list of bridges and tunnels on the National Register of Historic Places in the U.S. state of Wyoming. Of the 41 bridges listed only 15 still exist. References {{NRHP bridges Wyoming Bridges on the National Register of Historic ...

National Natural Landmarks in Wyoming National may refer to: Common uses * Nation or country ** Nationality – a ''national'' is a person who is subject to a nation, regardless of whether the person has full rights as a citizen Places in the United States * National, Maryland, ce ...

National parks in Wyoming National may refer to: Common uses * Nation or country ** Nationality – a ''national'' is a person who is subject to a nation, regardless of whether the person has full rights as a citizen Places in the United States * National, Maryland, ce ...

* State parks in Wyoming

Environment of Wyoming

Environment of Wyoming *

Climate 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 so ...

* Geology of Wyoming **

Volcanism of Wyoming Volcanism, vulcanism or volcanicity is the phenomenon of eruption of molten rock (magma) onto the Earth#Surface, surface of the Earth or a solid-surface planet or moon, where lava, pyroclastics, and volcanic gases erupt through a break in the su ...

Superfund sites in Wyoming Superfund is a United States federal environmental remediation program established by the Comprehensive Environmental Response, Compensation, and Liability Act of 1980 (CERCLA). The program is administered by the Environmental Protection Agency ...

* Wildlife of Wyoming ** Fauna of Wyoming *** Birds of Wyoming ***

Mammals of Wyoming There are at least 18 large mammal and 103 small mammal species known to occur in Wyoming. Species are listed by common name, scientific name, typical habitat and occurrence. The common and scientific names come from the American Society of Mam ...

Natural geographic features of Wyoming

* Rivers of Wyoming

Regions of Wyoming

Administrative divisions of Wyoming

* The 23 counties of the state of Wyoming ** Municipalities in Wyoming *** Cities in Wyoming **** State capital of Wyoming: Cheyenne **** Largest city in Wyoming: Cheyenne **** City nicknames in Wyoming ***

Unincorporated communities in Wyoming This is a list of unincorporated communities in the U.S. state of Wyoming, listed by county. This may include disincorporated communities, towns with no incorporated status, and ghost towns. * Albany County ( Bosler, Buford, Garrett, Tie Sid ...

** Census-designated places in Wyoming

Demography of Wyoming

Demographics 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 so ...

Government and politics of Wyoming

Politics of Wyoming *

Form of government A government is the system or group of people governing an organized community, generally a state. In the case of its broad associative definition, government normally consists of legislature, executive, and judiciary. Government is a ...

U.S. state government State governments of the United States are institutional units exercising functions of government at a level below that of the federal government. Each U.S. state's government holds legislative, executive, and judicial authority over a defined ...

United States congressional delegations from Wyoming These are tables of members from Wyoming of the United States Senate and United States House of Representatives. The current dean of the Wyoming delegation is Senator John Barrasso, having served in the Senate since 2007. United States Senate ...

* Wyoming State Capitol * Elections in Wyoming **

Electoral reform in Wyoming Electoral reform in Wyoming refers to efforts to change the voting laws in this U.S. state. Because Wyoming has only one Congressional district, gerrymandering is not a consideration in federal races. In March 2003, Governor Dave Freudenthal signed ...

* Political party strength in Wyoming

Branches of the government of Wyoming

Government of Wyoming

Executive branch of the government of Wyoming

* Governor of Wyoming **

Lieutenant Governor of Wyoming The lieutenant governor is the second-highest-ranking government official in 45 of the 50 U.S. states and four of the five territories. In those states and territories, it is the first in the line of succession in case of a vacancy in the offi ...

** Secretary of State of Wyoming * State departments ** Wyoming Department of Transportation

Legislative branch of the government of Wyoming

* Wyoming Legislature (

bicameral Bicameralism is a type of legislature, one divided into two separate assemblies, chambers, or houses, known as a bicameral legislature. Bicameralism is distinguished from unicameralism, in which all members deliberate and vote as a single grou ...

) ** Upper house: Wyoming Senate **

Lower house A lower house is one of two Debate chamber, chambers of a Bicameralism, bicameral legislature, the other chamber being the upper house. Despite its official position "below" the upper house, in many legislatures worldwide, the lower house has co ...

: Wyoming House of Representatives

Judicial branch of the government of Wyoming

Courts of Wyoming Courts of Wyoming include: ;State courts of Wyoming * Wyoming Supreme Court **Wyoming District Courts (9 districts) ** Wyoming Chancery Court *** Wyoming Circuit Courts Federal courts located in Wyoming * United States District Court for the Distr ...

Supreme Court of Wyoming The Wyoming Supreme Court is the highest court in the U.S. state of Wyoming. The Court consists of a Chief Justice and four Associate Justices. Each Justice is appointed by the Governor of Wyoming from a list of three nominees submitted by the ...

Law and order in Wyoming

Law of Wyoming Law is a set of rules that are created and are enforceable by social or governmental institutions to regulate behavior,Robertson, ''Crimes against humanity'', 90. with its precise definition a matter of longstanding debate. It has been vario ...

Adoption in Wyoming Adoption is a process whereby a person assumes the parenting of another, usually a child, from that person's biological or legal parent or parents. Legal adoptions permanently transfer all rights and responsibilities, along with filiation, from ...

Cannabis in Wyoming Cannabis is strictly illegal in Wyoming. The state has some of the strictest cannabis laws in the United States. Cannabis itself is not allowed for medical purposes, but a 2015 law allows limited use of non-psychoactive Cannabidiol. An effort wa ...

Capital punishment in Wyoming Capital punishment is a legal penalty in the U.S. state of Wyoming. Since the reinstatement of the death penalty in the United States in 1976, Wyoming carried out only one execution: that of Mark Hopkinson in 1992 for ordering the murder of four ...

** Individuals executed in Wyoming *

Constitution of Wyoming The Wyoming Constitution is the supreme governing document of the U.S. state of Wyoming. It was approved by a statewide vote of 6,272 to 1,923 on November 5, 1889. It was last amended in 2008. It was the first constitution in the United States whic ...

* Crime in Wyoming **

Organized crime in Wyoming Organizing or organized may refer to: * Organizing (management), a process of coordinating task goals and activities to resources * Community organizing, in which communities come together to act in their shared self-interest * Professional organi ...

* Gun laws in Wyoming *

Law enforcement in Wyoming Law is a set of rules that are created and are law enforcement, enforceable by social or governmental institutions to regulate behavior,Robertson, ''Crimes against humanity'', 90. with its precise definition a matter of longstanding debate. ...

** Law enforcement agencies in Wyoming ***

Wyoming Highway Patrol The Wyoming Highway Patrol is the highway patrol and de facto state police agency for the U.S. state of Wyoming, and has jurisdiction across the entire state. The goals of the Wyoming Highway Patrol are to make Wyoming's highways safer by reducin ...

** Prisons in Wyoming * Same-sex marriage in Wyoming

Military in Wyoming

Wyoming Military Department The Wyoming Military Department is part of the Government of Wyoming. Its primary components are the Wyoming Army National Guard, and the Wyoming Air National Guard The Wyoming Air National Guard (WY ANG) is the aerial militia of the State o ...

* Wyoming Air National Guard *

Wyoming Army National Guard The Wyoming Army National Guard is the Army National Guard of Wyoming. It includes army aviation, construction engineers, field artillery and medical asset units. It was reorganized in 1996, consolidating its two field artillery battalions int ...

History of Wyoming

History of Wyoming, by period

Prehistory of Wyoming Paleontology in Wyoming includes research into the prehistoric life of the U.S. state of Wyoming as well as investigations conducted by Wyomingite researchers and institutions into ancient life occurring elsewhere. The fossil record of the US sta ...

** Indigenous peoples *

French French (french: français(e), link=no) may refer to: * Something of, from, or related to France ** French language, which originated in France, and its various dialects and accents ** French people, a nation and ethnic group identified with Franc ...

colony of

Louisiane Louisiana , group=pronunciation (French: ''La Louisiane'') is a state in the Deep South and South Central regions of the United States. It is the 20th-smallest by area and the 25th most populous of the 50 U.S. states. Louisiana is border ...

east of

Continental Divide A continental divide is a drainage divide on a continent such that the drainage basin on one side of the divide feeds into one ocean or sea, and the basin on the other side either feeds into a different ocean or sea, or else is endorheic, not ...

, 1699–1764 ** Treaty of Fontainebleau of 1762 * Spanish (though predominantly

Francophone French became an international language in the Middle Ages, when the power of the Kingdom of France made it the second international language, alongside Latin. This status continued to grow into the 18th century, by which time French was the l ...

) district of Alta Luisiana east of

, 1764–1803 ** Third Treaty of San Ildefonso of 1800 *

district of Haute-Louisiane east of

, 1803 ** Louisiana Purchase of 1803 * Unorganized U.S. territory created by the Louisiana Purchase east of

, 1803–1804 * District of Louisiana east of

, 1804–1805 * Territory of Louisiana east of

, 1805–1812 * Territory of Missouri east of

, 1812–1821 ** War of 1812, June 18, 1812 – March 23, 1815 *** Treaty of Ghent, December 24, 1814 *

Oregon Country Oregon Country was a large region of the Pacific Northwest of North America that was subject to a long dispute between the United Kingdom and the United States in the early 19th century. The area, which had been created by the Treaty of 1818, co ...

west of

, 1818–1846 **

Anglo-American Convention of 1818 The Convention respecting fisheries, boundary and the restoration of slaves, also known as the London Convention, Anglo-American Convention of 1818, Convention of 1818, or simply the Treaty of 1818, is an international treaty signed in 1818 betw ...

** Oregon Trail, 1841–1869 **

California Trail The California Trail was an emigrant trail of about across the western half of the North American continent from Missouri River towns to what is now the state of California. After it was established, the first half of the California Trail f ...

, 1841–1869 ** Provisional Government of Oregon, 1843–1848 **

Oregon Treaty The Oregon Treaty is a treaty between the United Kingdom and the United States that was signed on June 15, 1846, in Washington, D.C. The treaty brought an end to the Oregon boundary dispute by settling competing American and British claims to t ...

of 1846 * Spanish colony of Santa Fé de Nuevo Méjico south of the

42nd parallel north The 42nd parallel north is a circle of latitude that is 42 degrees north of the Earth's equatorial plane. It crosses Europe, the Mediterranean Sea, Asia, the Pacific Ocean, North America, and the Atlantic Ocean. At this latitude the sun is v ...

and west of 106°10'42"W, 1598-(1819–1821) **

Adams–Onís Treaty The Adams–Onís Treaty () of 1819, also known as the Transcontinental Treaty, the Florida Purchase Treaty, or the Florida Treaty,Weeks, p.168. was a treaty between the United States and Spain in 1819 that ceded Florida to the U.S. and defined t ...

of 1819 ** Treaty of Córdoba of 1821 *

Unorganized Territory Unorganized territory may refer to: * An unincorporated area in any number of countries * One of the current or former territories of the United States that has not had a government "organized" with an "organic act" by the U.S. Congress * Unorganize ...

east of

, 1821–1854 ** Treaty of Fort Laramie of 1851 *

Mexican Mexican may refer to: Mexico and its culture *Being related to, from, or connected to the country of Mexico, in North America ** People *** Mexicans, inhabitants of the country Mexico and their descendants *** Mexica, ancient indigenous people ...

territory of Santa Fé de Nuevo México south of the

and west of 106°10'42"W, 1821–1846 **Territorial claims of the

Republic of Texas The Republic of Texas ( es, República de Tejas) was a sovereign state in North America that existed from March 2, 1836, to February 19, 1846, that bordered Mexico, the Republic of the Rio Grande in 1840 (another breakaway republic from Mex ...

south of the

between 106°10'42"W and 107°23'33"W, 1836–1845 * Mexican–American War, April 25, 1846 – February 2, 1848 **

Mormon Trail The Mormon Trail is the long route from Illinois to Utah that members of the Church of Jesus Christ of Latter-day Saints traveled for 3 months. Today, the Mormon Trail is a part of the United States National Trails System, known as the Mormon ...

, 1847–1869 ** Treaty of Guadalupe Hidalgo, February 2, 1848 *

Territory of Oregon The Territory of Oregon was an organized incorporated territory of the United States that existed from August 14, 1848, until February 14, 1859, when the southwestern portion of the territory was admitted to the Union as the State of Oregon. Ori ...

, 1848–1859 * State of Deseret (extralegal), 1849–1850 * Territory of Utah, (1850–1868)-1896 * Territory of Washington, 1853-(1859–1863)-1889 * Territory of Nebraska, (1854–1863)-1867 ** Pony Express, 1860–1861 ** American Civil War, April 12, 1861 – May 13, 1865 ** First Transcontinental Telegraph completed 1861 * Territory of Jefferson (extralegal), 1859–1861 *

Territory of Dakota The Territory of Dakota was an organized incorporated territory of the United States that existed from March 2, 1861, until November 2, 1889, when the final extent of the reduced territory was split and admitted to the Union as the states of No ...

, 1861-(1864–1868)-1889 ** Red Cloud's War, 1866–1868 * Territory of Idaho, (1863–1868)-1890 * Territory of Wyoming, 1868–1890 ** Treaty of Fort Laramie of 1868 **

History of women's suffrage in Wyoming In the 1700's to early 1800's New Jersey did allow Women the right to vote before the passing of the 19th Amendment, but in 1807 the state restricted the right to vote to "...tax-paying, white male citizens..." Women's legal right to vote w ...

since 1869 **

First transcontinental railroad North America's first transcontinental railroad (known originally as the "Pacific Railroad" and later as the " Overland Route") was a continuous railroad line constructed between 1863 and 1869 that connected the existing eastern U.S. rail netwo ...

completed 1869 ** Powell Geographic Expedition of 1869 ** Yellowstone National Park designated first United States National Park on March 1, 1872 ** Nez Perce War, 1877 *

becomes

44th state 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 sou ...

admitted to the United States of America on July 10, 1890 ** Grand Teton National Park established on February 26, 1929

History of Wyoming, by subject

Territorial evolution of Wyoming The following outline traces the territorial evolution of the U.S. State of Wyoming. Outline *Historical territorial claims of Spain in the present State of Wyoming: **Nueva Vizcaya, 1562–1821 **Santa Fé de Nuevo Méjic ...

* Uranium mining in Wyoming

Culture of Wyoming

Culture 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 so ...

* Museums in Wyoming *

Religion in 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 so ...

The Church of Jesus Christ of Latter-day Saints in Wyoming The Church of Jesus Christ of Latter-day Saints in Wyoming refers to the Church of Jesus Christ of Latter-day Saints (LDS Church) and its members in Wyoming. The church's first congregation in Wyoming was organized in 1877. It has since grown to ...

** Episcopal Diocese of Wyoming *

Scouting in Wyoming Scouting in Wyoming has a long history, from the 1910s to the present day, serving thousands of youth in programs that suit the environment in which they live. Early history (1910–1950) The Cheyenne Council was founded in 1920, and in 1925 chang ...

State symbols of Wyoming The following is a list of symbols of the U.S. state of Wyoming. Insignia Wyoming State Code Wyoming enacted the "Code of the West" as the State Code of Wyoming on March 3, 2010. The code includes the following: # Live each day with courage ...

Flag of the state of Wyoming The flag of the state of Wyoming consists of the silhouette of an American bison. The red symbolizes the Native Americans and the blood of pioneers who gave their lives. The white is a symbol of purity and uprightness. The blue is the color o ...

** Great Seal of the State of Wyoming Seal of Wyoming

The arts in Wyoming

Music of Wyoming The music of Wyoming includes a number of well-regarded music festivals, as well as a heritage that includes Native American, European, and American music. Music history The first music in Wyoming was played by various Native American tribes ...

Sports in Wyoming

Economy and infrastructure of Wyoming

Economy 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 sou ...

* Communications in Wyoming ** Newspapers in Wyoming ** Radio stations in Wyoming ** Television stations in Wyoming * Energy in Wyoming ** Power stations in Wyoming **

Solar power in Wyoming Solar power in Wyoming has the potential to generate 72 million MWh/yr. Wyoming used 12 million MWh in 1999. Net metering is available to all consumers generating up to 25 kW. The state has an installed capacity of 146 MW as of 2022. Facil ...

Wind power in Wyoming Wyoming has one of the highest wind power potentials of any state in the United States. In 2019, Wyoming had wind powered electricity generating capacity of 1,589 MW, which produced 9.85% of its electric generation, with an additional 3,753 MW un ...

* Health care in Wyoming ** Hospitals in Wyoming * Mining in Wyoming ** Coal mining in Wyoming ** Uranium mining in Wyoming *

Transportation in 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 sou ...

** Airports in Wyoming ** Roads in Wyoming ***

State highways in Wyoming The state highway system in the U.S. state of Wyoming consists of a series of numbered routes; usually known as WYO X, where X is the route number. __TOC__ List ...

Education in Wyoming

Education in Wyoming * Schools in Wyoming ** School districts in Wyoming ***

High schools in Wyoming This is a list of high schools in the U.S. state, state of Wyoming. Albany County * Albany County School District Number 1, Rock River High School, Rock River, Wyoming, Rock River Laramie, Wyoming, Laramie *Laramie High School (Wyoming), L ...

** Colleges and universities in Wyoming *** University of Wyoming *** Wyoming Catholic College

References

External links

{{DEFAULTSORT:Wyoming Wyoming Wyoming 1