Knox County

Knox County is a county in Tennessee, United States. The population in Knox County was 494,574 in 2022. The median age in Knox County was 37.5 in 2021. The median income in Knox County was $32,288 in 2021. The unemployment rate in Knox County was 2.9% in 2023. The percentage of people with obesity in Knox County was 36.4% in 2021. The percentage of people who binge drink in Knox County was 16.2% in 2021. The percentage of people who smoke in Knox County was 17.3% in 2021.