Jefferson County

County in Kentucky, United States of America, North America

Jefferson County is a county in Kentucky, United States. The population in Jefferson County was 773,399 in 2022. The median age in Jefferson County was 38.4 in 2021. The median income in Jefferson County was $34,416 in 2021. The unemployment rate in Jefferson County was 3.8% in 2023. The percentage of people with obesity in Jefferson County was 37.3% in 2021. The percentage of people who binge drink in Jefferson County was 15.9% in 2021. The percentage of people who smoke in Jefferson County was 18.2% in 2021.
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