
Lake County
- State:
- Tennessee
- County Seat:
- Tiptonville
Lake County's estimated 2025 population is 6,041 with a growth rate of -2.47% in the past year according to the most recent United States census data. Lake County is the 94th largest county in Tennessee. The 2010 population was 7,827 and has seen a growth of -22.82% since that time.