| Place Name | Clarksville |
| Place Type | Unincorporated |
| ZIP Code(s) | 32430 |
| County | Calhoun County |
| Area Code(s) | 448,850 |
| Timezone | Central Daylight Time (CDT) |
| Population () | |
| US Congressional District(s) | Florida 2nd |
| State House Districts | 5 |
| State Senate Districts | 2 |