ZIP Code 29482
About Sullivans Island
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.
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Area Profile
US Census (ACS 5-year · Gazetteer)
2,127
population
$179,614
median household income
851
people / sq mi
$2,000,001
median home value
$2,402
median gross rent
52.9
median age
1,078
housing units
817
households
2.5
land area (sq mi)
Key places in 29482
- Fort Moultrie park
- United States Coast Guard Historic District park
- Battery Bingham historic
- Battery Jasper historic
- Battery McCorkle historic
- Battery Thomson historic
- Edgar Allan Poe Library historic
- Sullivan's Island Lighthouse historic
Nearby notable places
- Fort Sumter park