Williamson County

Williamson County is a county in Tennessee, United States. The population in Williamson County was 264,460 in 2023. The median age in Williamson County was 40.3 in 2023. The median income in Williamson County was $57,045 in 2023. The unemployment rate in Williamson County was 2.6% in 2024. The percentage of people with obesity in Williamson County was 28.7% in 2022. The percentage of people who binge drink in Williamson County was 18.4% in 2022. The percentage of people who smoke in Williamson County was 10.6% in 2022.