
Clarksville
- County:
- Clinton County
- County Seat:
- No
- Area (mi²):
- 0.466
- State:
- Ohio
Clarksville is a village located in Clinton County, Ohio. Clarksville has a 2025 population of 535. Clarksville is currently declining at a rate of 0% annually and its population has increased by 0.19% since the most recent census, which recorded a population of 534 in 2020.
The average household income in Clarksville is $71,672 with a poverty rate of 19.06%. The median age in Clarksville is 30.4 years: 33.2 years for males, and 29.7 years for females.