Jefferson County, KY has a population of 765,352 people with a median age of 38.3 and a median household income of $51,991. Between 2015 and 2016 the population of Jefferson County, KY grew from 763,623 to 765,352, a 0.23% increase and its median household income grew from $51,259 to $51,991, a 1.43% increase.
The population of Jefferson County, KY is 68.2% White, 21.3% Black, and 5.06% Hispanic. 8.99% of the people in Jefferson County, KY speak a non-English language, and 96.1% are U.S. citizens.
The largest universities in Jefferson County, KY are University of Louisville, with 4,980 graduates, Jefferson Community and Technical College, with 3,417 graduates, and Sullivan University, with 1,564 graduates.
The median property value in Jefferson County, KY is $164,500, and the homeownership rate is 60.2%. Most people in Jefferson County, KY commute by Drove Alone, and the average commute time is 21.2 minutes. The average car ownership in Jefferson County, KY is 2 cars per household.
Jefferson County, KY is the 1st most populated county in Kentucky and borders Clark County, IN; Floyd County, IN; Harrison County, IN; Bullitt County, KY; Hardin County, KY; Oldham County, KY; Shelby County, KY; Spencer County, KY& 3 more.