
South Lebanon
- County:
- Warren County
- County Seat:
- No
- Area (mi²):
- 3.429
- State:
- Ohio
South Lebanon is a village located in Warren County, Ohio. South Lebanon has a 2025 population of 7,017. South Lebanon is currently growing at a rate of 1.62% annually and its population has increased by 8.69% since the most recent census, which recorded a population of 6,456 in 2020.
The average household income in South Lebanon is $138,650 with a poverty rate of 6.41%. The median age in South Lebanon is 34.7 years: 35 years for males, and 34.4 years for females.