Fayette County Flag

Fayette County

State:
Tennessee
County Seat:
Somerville

Fayette County's 2026 population is estimated at 45,264, reflecting a 0.88% growth rate over the past year (World Population Review estimate based on U.S. Census Bureau data). Fayette County is the 38th largest county in Tennessee. The 2010 population was 38,427 and has grown 17.79% since 2010.

45,264
Total Population
64
Population Density (mi²)
38
Population Rank (State)
394 0.88%
Annual Population Growth

Fayette County Population

Demographics

Economics and Income Statistics