Jefferson County, CO

Jefferson County
Population: 527,056
Population Density: 682.6 per square mile

Water Area Percentage: 0.77% (5.97 square miles)
Land Area Percentage: 99.23% (772.09 square miles)
Total Area: 778.06 square miles
Housing Units: 212,488 per square mile

County Links

Lakes In Jefferson County
• Chatfield Reservoir
• Standley Lake

Cities In Jefferson County
Arvada
Broomfield
Buffalo Creek
Conifer
Denver
Evergreen
Golden
Idledale
Indian Hills
Kittredge
Littleton
Morrison
Pine
Westminster
Wheat Ridge

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