Cities & Towns in Jefferson County, CO

Jefferson County, county in Colorado, United States. As of 2020 county had an estimated population of 583,283 inhabitants. The county was created 163 years ago in 1861. Its county seat is Golden.

There are 2 city/town in Jefferson County, CO. The largest city of Jefferson County is Golden with a population of 20,347. Other cities include and Genesee population 3,609

Golden

Golden, County seat of Jefferson County, Colorado, United States

Genesee
Genesee

Genesee, City in Idaho

Nestled against the foothills of the Rocky Mountains, Jefferson County is one of the most populous counties in Colorado. While much of the county is suburban sprawl outside of Denver, several distinct cities and towns within Jefferson County have vibrant downtowns, rich history, and plenty of activities for residents and visitors alike.

Golden, the Jefferson County seat, is best known as the home of the Coors Brewing Company and the Colorado School of Mines. Its charming downtown is filled with restaurants, shops, and craft breweries. Nearby Arvada also has a quaint downtown historic district and numerous community parks. Wheat Ridge serves as a residential suburb but also boasts a charming old-fashioned downtown with local shops and eateries. And Lakewood, the most populous city in Jefferson County, offers diverse neighborhoods and a lively arts and culture scene.

To the west, mountain towns like Evergreen, Conifer, and Morrison provide a rustic, small-town feel with plenty of hiking trails and mountain scenery. And in the south, Littleton contains historic districts and a popular main street area.

With its mix of urban/suburban metro areas and rural mountain towns, Jefferson County offers a sampling of all that Colorado has to offer within its borders. The unique cities and towns each contribute to the county's economic vitality, natural beauty, and cultural heritage.

All Jefferson County Cities (Aphebetical)

List of cities, towns, neighborhoods & other populated places in Jefferson County.

A B C D E F G H I J K L M N O P Q R S T U V W X Y Z all
City Name Title Population
Genesee City in Idaho 3,609
Golden County seat of Jefferson County, Colorado, United States 20,347
0

County Cities on Map (2)

Colorado Counties (64)

Denver County (735,538) El Paso County (728,310) Arapahoe County (657,452) Jefferson County (583,283) Adams County (519,883) Douglas County (360,750) Larimer County (360,428) Weld County (333,983) Boulder County (327,171) Pueblo County (169,823) Mesa County (155,603) Broomfield County (72,236) Garfield County (60,366) La Plata County (56,564) Eagle County (54,929) Fremont County (47,867) Montrose County (43,322) Delta County (31,067) Summit County (30,631) Morgan County (28,941) Elbert County (27,313) Montezuma County (26,408) Routt County (25,560) Teller County (25,529) Logan County (21,974) Chaffee County (20,661) Park County (18,955) Otero County (18,201) Pitkin County (17,894) Gunnison County (17,593) Alamosa County (16,180) Grand County (15,794) Las Animas County (14,420) Archuleta County (14,196) Moffat County (13,144) Prowers County (12,106) Rio Grande County (11,296) Yuma County (10,047) Clear Creek County (9,586) Conejos County (8,143) San Miguel County (8,105) Lake County (7,987) Kit Carson County (7,121) Saguache County (6,938) Huerfano County (6,883) Rio Blanco County (6,342) Gilpin County (6,235) Crowley County (5,696) Lincoln County (5,680) Bent County (5,356) Custer County (5,183) Ouray County (5,001) Washington County (4,875) Phillips County (4,367) Costilla County (3,921) Baca County (3,555) Sedgwick County (2,260) Dolores County (2,096) Cheyenne County (1,795) Kiowa County (1,458) Jackson County (1,389) Hinsdale County (808) Mineral County (773) San Juan County (748)