Jefferson County, CO Map
Official Census boundary of Jefferson County, Colorado (FIPS 08059). Turn on flood zones, contours, land cover and school districts, measure distances, or click any spot to inspect it.
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Jefferson County Demographics
Source: U.S. Census Bureau, American Community Survey 2020-2024 5-year estimates.
Population
579,377
Households
241,735
Median household income
$110,656
Median age
40.5 years
Median home value
$637,600
Median gross rent
$1,861/mo
Owner-occupied homes
70.7%
Bachelor's degree or higher
52%
Below poverty level
6.7%
Land area
764.4 sq mi
Population density
758 / sq mi