| City : | Clarksville City |
| County : | Dekalb County, Gregg County |
| State : | Texas (TX) |
| Land Area : | 6.34 sq mi |
| Water Area : | 0.16 sq mi |
| Latitude : | 32.5340063 |
| Longitude : | -94.8947443 |
| Population (2010): | 865 |
| Population Estimate (2012) : | 796 |
| Population Density : | 136.50/sq mi |
| Housing Units (2012) : | 350 |
| Median Household Income (2012) : | $50,179 (Texas : $51,563, USA : $53,046) |
| Median Family Income (2012) : | $54,712 (Texas : $60,621, USA : $64,585) |
| Median House Price (2012) : | $76,900 (Texas : $128,000, USA : $181,400) |