Barnwell, South Carolina
Barnwell, South Carolina | |
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Barnwell County Courthouse, June 1968 | |
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Seal | |
| Nicknames: Gateway to the Low Country, Red Hill | |
Location of Barnwell, South Carolina | |
| Coordinates: 33°14′40″N 81°22′15″W / 33.24444°N 81.37083°W | |
| Country | United States |
| State | South Carolina |
| County | Barnwell |
| Town | 1829 |
| Government | |
| • Type | Mayor-Council-Commission |
| Area | |
• Total | 7.99 sq mi (20.70 km2) |
| • Land | 7.84 sq mi (20.31 km2) |
| • Water | 0.15 sq mi (0.38 km2) |
| Elevation | 210 ft (64 m) |
| Population (2020) | |
• Total | 4,652 |
| • Density | 593.2/sq mi (229.03/km2) |
| Time zone | UTC-5 (Eastern (EST)) |
| • Summer (DST) | UTC-4 (EDT) |
| ZIP codes | 29812-29813 |
| Area codes | 803, 839 |
| FIPS code | 45-04060 |
| GNIS feature ID | 2403161 |
| Website | www |
Barnwell is a city in and county seat of Barnwell County, South Carolina, United States, located along U.S. Route 278. As of the 2020 census, Barnwell had a population of 4,652.