Sullivan's Island, South Carolina
Sullivan's Island, South Carolina | |
|---|---|
Sullivan's Island viewed from Fort Moultrie | |
Interactive map of Sullivan's Island, South Carolina | |
| Coordinates: 32°46′05″N 79°50′11″W / 32.76806°N 79.83639°W | |
| Country | United States |
| State | South Carolina |
| County | Charleston |
| Settled | 17th century (as O'Sullivan's Island) |
| Named after | Captain Florence O'Sullivan |
| Area | |
• Total | 3.44 sq mi (8.91 km2) |
| • Land | 2.50 sq mi (6.47 km2) |
| • Water | 0.94 sq mi (2.44 km2) |
| Elevation | 0 ft (0 m) |
| Population (2020) | |
• Total | 1,891 |
| • Density | 757.0/sq mi (292.28/km2) |
| Time zone | UTC−5 (EST) |
| • Summer (DST) | UTC−4 (EDT) |
| ZIP code | 29482 |
| Area codes | 843, 854 |
| FIPS code | 45-70090 |
| GNIS feature ID | 2406679 |
| Website | sullivansisland |
Sullivan's Island, historically known as O'Sullivan's Island, is a town and island in Charleston County, South Carolina, United States, at the entrance to Charleston Harbor, with a population of 1,791 at the 2010 census, and 1,891 people in 2020. The town is part of the Charleston metropolitan area and is considered a very affluent suburb of Charleston.