| Zip Code : | 37166 |
| City : | Smithville city |
| County : | DeKalb County, Cannon County, Warren County |
| State : | Tennessee (TN) |
| | |
| Land Area : | 154.76 sq mi |
| Water Area : | 11.47 sq mi |
| Latitude : | 35.9179777 |
| Longitude : | -85.7869033 |
| | |
| Population (2010): | 13,446 |
| Population Estimate (2012) : | 13,215 |
| Population Density : | 86.88/sq mi |
| Housing Units (2012) : | 6,390 |
| Median Household Income (2012) : | $34,968 (Tennessee : $44,140, USA : $53,046) |
| Median Family Income (2012) : | $42,589 (Tennessee : $54,737, USA : $64,585) |
| Median House Price (2012) : | $109,500 (Tennessee : $138,700, USA : $181,400) |