- 1 bd
- 1 ba
- 486 sqft

The average Sullivans Island, SC home value is $4,523,498, up 7.5% over the past year. (Updated on )
Zillow Home Value Index (ZHVI), built from the ground up by measuring monthly changes in property level Zestimates, captures both the level and home values across a wide variety of geographies and housing types.
Typical Home Values: $4,523,498
1-Year Value Change: +7.5%
(Data through August 31, 2026)
Zillow is more than a place to browse homes. It’s a place to connect with a local agent, explore financing solutions, schedule home tours, understand your buying and selling power, and more.
The median home value in Sullivans Island, SC is $4,523,498 as of August 2026. This represents a 1.3% increase compared to last month and a 7.5% increase year-over-year.
Home values in Sullivans Island, SC have increased by 1.3% month-over-month and 7.5% year-over-year.
The median home value in Sullivans Island, SC ($4,523,498) compares to: Charleston County ($612,976), South Carolina ($306,323), and the U.S. national median ($368,697).