Jefferson County, Kentucky Basics:
Jefferson County Kentucky - Government Site
Population: 750,810
Area: 380 square miles
County seat: Louisville
Area code(s) in use: 502
Time zone: EST
High school graduate or higher: 88.1%
Bachelor's degree or higher: 29.8%
Median household income: $46,701
Persons in poverty: 16.5%
Home ownership rate: 63.2%
Mean travel time to work: 21.8 minutes
Adjacent counties:
Bullitt Clark (IN) Floyd (IN) Hardin Harrison (IN) Oldham Shelby Spencer