| County : | Smith County |
| State : | Tennessee (TN) |
| Land Area : | 314.29 sq mi |
| Water Area : | 11.08 sq mi |
| Latitude : | 36.2556502 |
| Longitude : | -85.9420775 |
| Population (2010): | 19,166 |
| Population Estimate (2012) : | 19,157 |
| Population Density : | 60.98/sq mi |
| Housing Units (2012) : | 8,529 |
| Median Household Income (2012) : | $44,116 (Tennessee : $44,140, USA : $53,046) |
| Median Family Income (2012) : | $54,008 (Tennessee : $54,737, USA : $64,585) |
| Median House Price (2012) : | $116,300 (Tennessee : $138,700, USA : $181,400) |
Smith County Cities / Towns
| Carthage Town (2,306) | Gordonsville Town (1,213) | South Carthage Town (1,322) |
Smith County Zip Codes
| 37012 (2,292) | 37030 (6,982) | 37057 (834) |
| 37087 (41,132) | 37090 (12,922) | 37145 (2,157) |
| 37151 (565) | 37184 (5,844) | 38547 (1,975) |
| 38548 (731) | 38552 (275) | 38560 (1,425) |
| 38563 (2,330) | 38567 (784) | 38569 (363) |