Jefferson County is a county located in the U.S. state of Colorado. As of the 2020 census, the population was 582,910, making it the fourth-most populous...

entirety of Jefferson County, and also includes a section of Broomfield. The first school in Jefferson County and the second school in Colorado opened in...

The U.S. State of Colorado is divided into 64 counties. Two of these counties, the City and County of Broomfield and the City and County of Denver, have...

Jefferson and Arapahoe counties in Colorado, United States. The CDP is a part of the Denver metropolitan area. Located primarily in Jefferson County,...

Golden is a home rule city that is the county seat of Jefferson County, Colorado, United States. The city population was 20,399 at the 2020 United States...

Morrison is a home rule municipality in Jefferson County, Colorado, United States. The population was 396 at the 2020 census. This small foothills settlement...

Thomas Jefferson: Jefferson County, Alabama Jefferson County, Arkansas Jefferson County, Colorado Jefferson County, Jefferson Territory Jefferson County, Florida...

Jefferson is an unincorporated community in Park County, Colorado, United States. The community is located in the northern end of South Park, along U...

located in and governed by Jefferson, Boulder, and Gilpin counties in Colorado, United States, but primarily Jefferson County. The population of the Coal...

Conifer is an unincorporated community in Jefferson County, Colorado, United States. Conifer is located along U.S. Route 285 in the foothills west of Denver...

and a census-designated place (CDP) located in and governed by Jefferson County, Colorado, U.S. The CDP is a part of the Denver–Aurora–Lakewood, CO Metropolitan...

home rule municipality that is the most populous municipality in Jefferson County, Colorado, United States. The city population was 155,984 at the 2020 U...

The U.S. State of Colorado has 273 active municipalities, comprising 198 towns, 73 cities, and two consolidated city and county governments. At the 2020...

and Jefferson counties, Colorado, United States. The city population was 116,317 at the 2020 United States Census with 71,240 residing in Adams County and...

Larimer County, Colorado – north Weld County, Colorado – east City and County of Broomfield, Colorado – southeast Jefferson County, Colorado – south Gilpin...

and Adams counties plus the community of Highlands Ranch in Douglas County and a very little part of Jefferson County. During the 2020 Colorado Redistricting...

located in Arapahoe, Douglas, and Jefferson counties, Colorado, United States. Littleton is the county seat of Arapahoe County and is a part of the Denver–Aurora–Lakewood...

(/ɑːrˈvædə/) is a home rule municipality on the border between Jefferson and Adams counties, Colorado, United States. The city population was 124,402 at the 2020...

Territory of Colorado on June 6, 1861. The Jefferson Territory, named for Founding Father and third United States president Thomas Jefferson, included land...

municipality located in Jefferson County, Colorado, United States. Mountain View is situated west of, and adjacent to, the city and county of Denver. As of the...

public-use airport located in Broomfield, Colorado, United States. The airport is owned and operated by Jefferson County and is situated midway between Denver...

statutory town in Boulder County, Colorado, United States, with a small, uninhabited segment of land area extending into Jefferson County. According to the 2020...

and Jefferson counties, Colorado, United States. The town population was 853 at the 2020 United States Census with 587 residing in Arapahoe County and...

well as portions of Adams, and Jefferson counties. Following the 2000 U.S. census and associated realignment of Colorado congressional districts, the 2nd...

The Town of Lakeside is a Statutory Town in Jefferson County, Colorado, United States. The town population was 16 at the 2020 United States Census, making...

Arapahoe County (/əˈræpəhoʊ/ ə-RAP-ə-hoh) is a county located in the U.S. state of Colorado. As of the 2020 census, its population was 655,070, making...

and a census-designated place (CDP) located in and governed by Jefferson County, Colorado, United States. The CDP is a part of the Denver–Aurora–Lakewood...

The City of Wheat Ridge is a home rule municipality located in Jefferson County, Colorado, United States. Wheat Ridge is located immediately west of Denver...

and a census-designated place (CDP) located in and governed by Jefferson County, Colorado, United States. The CDP is a part of the Denver–Aurora–Lakewood...

and a census-designated place (CDP) located in and governed by Jefferson County, Colorado, United States. The CDP is a part of the Denver–Aurora–Lakewood...