
Clarksville
- County:
- Johnson County
- County Seat:
- Yes
- Area (mi²):
- 18.216
- State:
- Arkansas
Clarksville is a city located in Johnson County, Arkansas. Clarksville has a 2025 population of 9,758. It is also the county seat of Johnson County. Clarksville is currently growing at a rate of 0.82% annually and its population has increased by 4.22% since the most recent census, which recorded a population of 9,363 in 2020.
The average household income in Clarksville is $55,550 with a poverty rate of 24.44%. The median age in Clarksville is 34.5 years: 33.9 years for males, and 35.8 years for females.