In 2018, Jefferson County, KY had a population of 771k people with a median age of 38.6 and a median household income of $55,851. Between 2017 and 2018 the population of Jefferson County, KY declined from 771,158 to 770,517, a -0.0831% decrease and its median household income grew from $55,044 to $55,851, a 1.47% increase.
The 5 largest ethnic groups in Jefferson County, KY are White (Non-Hispanic) (66.7%), Black or African American (Non-Hispanic) (21.5%), White (Hispanic) (4.12%), Asian (Non-Hispanic) (2.97%), and Two or More Races (Non-Hispanic) (2.32%). N/A% of the people in Jefferson County, KY speak a non-English language, and 95.6% are U.S. citizens.
The largest universities in Jefferson County, KY are University of Louisville (5,172 degrees awarded in 2017), Jefferson Community and Technical College (3,845 degrees), and Sullivan University (1,184 degrees).
The median property value in Jefferson County, KY is $182,500, and the homeownership rate is 61.5%. Most people in Jefferson County, KY commute by Drove Alone, and the average commute time is 21.3 minutes. The average car ownership in Jefferson County, KY is 2 cars per household.