Smith County | |
|---|---|
Smith County Courthouse in Carthage | |
Location within the U.S. state of Tennessee | |
Tennessee's location within the U.S. | |
| Coordinates: 36°15′N 85°58′W / 36.25°N 85.96°W | |
| Country | |
| State | |
| Founded | 1799 |
| Named for | Daniel Smith |
| Seat | Carthage |
| Largest town | Carthage |
| Area | |
| • Total | 325 sq mi (840 km2) |
| • Land | 314 sq mi (810 km2) |
| • Water | 11 sq mi (30 km2) 3.4% |
| Population (2020) | |
| • Total | 19,904 |
| • Density | 61/sq mi (24/km2) |
| Time zone | UTC−6 (Central) |
| • Summer (DST) | UTC−5 (CDT) |
Smith County is a county located in the U.S. state of Tennessee. As of the 2020 census, the population was 19,904. Smith County is in the section known as Middle Tennessee. Its county seat is Carthage.