Jefferson County

Jefferson County is a county in Indiana, United States. The population in Jefferson County was 33,056 in 2023. The median age in Jefferson County was 41.6 in 2023. The median income in Jefferson County was $31,429 in 2023. The unemployment rate in Jefferson County was 3.7% in 2024. The percentage of people with obesity in Jefferson County was 38.4% in 2022. The percentage of people who binge drink in Jefferson County was 16.8% in 2022. The percentage of people who smoke in Jefferson County was 20.1% in 2022.