In 2018, Mercer County, KY had a population of 21.5k people with a median age of 42.2 and a median household income of $50,475. Between 2017 and 2018 the population of Mercer County, KY grew from 21,378 to 21,516, a 0.646% increase and its median household income grew from $47,574 to $50,475, a 6.1% increase.
The 5 largest ethnic groups in Mercer County, KY are White (Non-Hispanic) (90.9%), Black or African American (Non-Hispanic) (3.89%), White (Hispanic) (2.11%), Two+ (Non-Hispanic) (1.39%), and Asian (Non-Hispanic) (0.809%). NaNk% of the people in Mercer County, KY speak a non-English language, and 97.9% are U.S. citizens.
The median property value in Mercer County, KY is $144,200, and the homeownership rate is 71.3%. Most people in Mercer County, KY commute by Drove Alone, and the average commute time is 24.6 minutes. The average car ownership in Mercer County, KY is 2 cars per household.