
Somerville
- County:
- Fayette County
- County Seat:
- Yes
- Area (mi²):
- 13.567
- State:
- Tennessee
Somerville is a town located in Fayette County, Tennessee. Somerville has a 2025 population of 3,591. It is also the county seat of Fayette County. Somerville is currently growing at a rate of 0.93% annually and its population has increased by 4.82% since the most recent census, which recorded a population of 3,426 in 2020.
The average household income in Somerville is $51,623 with a poverty rate of 32.08%. The median age in Somerville is 35.7 years: 37 years for males, and 35.6 years for females.