Jefferson County, KY Map
Official Census boundary of Jefferson County, Kentucky (FIPS 21111). Turn on flood zones, contours, land cover and school districts, measure distances, or click any spot to inspect it.
Loading map…
Jefferson County Demographics
Source: U.S. Census Bureau, American Community Survey 2020-2024 5-year estimates.
Population
783,022
Households
331,554
Median household income
$69,866
Median age
38.4 years
Median home value
$248,400
Median gross rent
$1,149/mo
Owner-occupied homes
62.1%
Bachelor's degree or higher
37%
Below poverty level
14.3%
Land area
380.8 sq mi
Population density
2,056 / sq mi