Mountain County was a

county 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 ...

of the extralegal

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 territorie ...

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 ...

that existed from November 28, 1859, until February 28, 1861.

History

In July 1858, gold was discovered along the

South Platte River The South Platte River is one of the two principal tributaries of the Platte River. Flowing through the U.S. states of Colorado and Nebraska, it is itself a major river of the American Midwestern United States, Midwest and the American Sout ...

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 ...

. This discovery precipitated the

Pike's Peak Gold Rush The Pike's Peak Gold Rush (later known as the Colorado Gold Rush) was the boom in gold prospecting and mining in the Pike's Peak Country of western Kansas Territory and southwestern Nebraska Territory of the United States that began in July 1858 a ...

. Many residents of the mining region felt disconnected from the remote territorial governments of

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 the ...

and

Nebraska Nebraska () is a state in the Midwestern region of the United States. It is bordered by South Dakota to the north; Iowa to the east and Missouri to the southeast, both across the Missouri River; Kansas to the south; Colorado to the southwe ...

, so they voted to form their own

on October 24, 1859. On November 28, the General Assembly of the Territory of Jefferson organized 12 counties: Arrappahoe County, Cheyenne County, El Paso County, Fountain County, Heele County, Jackson County, Jefferson County, Mountain 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, especiall ...

, 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 ...

, and St. Vrain's County. The legislation that created Mountain County declared:

That the territory lying south of the 40th parallel and not comprised within the limits of Park, Saratoga, Jefferson, or Jackson counties, be erected into a county to be called Mountain county.

Mountain County encompassed much of what is today

Gilpin County Gilpin County is a county located in the U.S. state of Colorado, smallest in land area behind only the City and County of Broomfield. As of the 2020 census, the population was 5,808. The county seat is Central City. The county was formed in 18 ...

Clear Creek County Clear Creek County is a county located in the U.S. state of Colorado. As of the 2020 census, the population was 9,397. The county seat is Georgetown. Clear Creek County is part of the Denver metropolitan area. History Clear Creek County wa ...

, and southwestern

Colorado Colorado (, other variants) is a state in the 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 western edge of t ...

. The Jefferson Territory never received federal sanction, but on February 28, 1861,

U.S. President The president of the United States (POTUS) is the head of state and head of government of the United States of America. The president directs the executive branch of the federal government and is the commander-in-chief of the United States ...

James Buchanan James Buchanan Jr. ( ; April 23, 1791June 1, 1868) was an American lawyer, diplomat and politician who served as the 15th president of the United States from 1857 to 1861. He previously served as secretary of state from 1845 to 1849 and repr ...

signed an act organizing 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 w ...

. On November 1, 1861, the

Colorado General Assembly The Colorado General Assembly is the state legislature of the State of Colorado. It is a bicameral legislature that was created by the 1876 state constitution. Its statutes are codified in the ''Colorado Revised Statutes'' (C.R.S.). The ses ...

organized 17 counties, including

and

, for the new Colorado Territory.

Elections And Elected Officials

The county's first office holding official was by name of Duney, appointed by Governor

Robert Williamson Steele Robert Williamson Steele (January 14, 1820 – February 7, 1901) was governor of the extralegal Territory of Jefferson, which existed in the western United States from 1859 to 1861, when it was replaced by the Territory of Colorado. Early life ...

in December 1859 as President Judge. He was to hold office until the county's first popular

election An election is a formal group decision-making process by which a population chooses an individual or multiple individuals to hold public office. Elections have been the usual mechanism by which modern representative democracy has opera ...

was held on January 2, 1860.

References

External links

Colorado State Historical Society website
{{coord, 38, 20, N, 107, 0, W, display=title, type:adm2nd_region:US-CO Jefferson Territory Geography of Colorado History of Colorado Clear Creek County, Colorado Gilpin County, Colorado 1859 establishments in Kansas Territory

History

Elections And Elected Officials

See also

References

External links