Lebanon
- County:
- Wilson County
- County Seat:
- Yes
- Area (mi²):
- 40.664
- State:
- Tennessee
Lebanon is a city located in Wilson County, Tennessee. Lebanon has a 2026 population of 51,501. It is also the county seat of Wilson County. Lebanon is currently growing at a rate of 6.65% annually and its population has increased by 32.41% since the most recent census, which recorded a population of 38,894 in 2020.