Jefferson   County KY United States

County FIPS 21111
Largest City Louisville
State Kentucky
Latitude 38.1872
Longitude -85.6591
Population 783,022
Density 2056.63 people per square mile
Time Zone America/New York
  • All demographic data comes from the 2024 American Community Survey (5-year study).
  • Learn more about each field.
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Household Income

Median household: $69,866
Median individual: $40,316

Race

Mode: 63.1% White

Gender

 51.3% female 

Rent

  $1149 / month  

Median house value: $248,692.0

Age

Median: 38.4 years old

Education

With at least college degree: 37.1%
With STEM degree: 43.5%

Marital Status

 43.0% married 

Never married: 36.3%

Labor Force Participation

 65.5% working 

Unemployed: 5.2%

Average Family Size

 3.02 people 

Commute Time

 22.2 minutes 

Health Care

 5.7% uninsured 

Poverty

 14.3%

All data comes from the SimpleMaps US Counties Database, 2026.

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