The median home in Sullivans Island, South Carolina is valued at $4,077,171, up 5.0% year over year. Sullivans Island is part of the Charleston-North Charleston, SC metropolitan area, which CrashWatch tracks daily with real-time stress scores and crash risk analysis.

Home Value$4,077,171

+5.0%

Prices rising — worse for buyers.

Affordability

Enter your income for Sullivans Island.

Income (annual)

Down Payment

$815,434 on $4,077,171

Example: $75,000 household income. Change it above to see your own.

Out of reach363.5% of income

Need $973,714/yr to afford.

PITI$22,720

P/I363.5%

Afford$314K

Gap-$3.76M

P&I $20,616Tax $1,937Ins $167

6.50% 30yr, 20% down, county tax + SC ins. 28% per HUD.

Home Buying Kit For Dummies (2025)Financing, negotiation, closing

Other cities in South Carolina

Compare Sullivans Island with other housing markets across South Carolina.

Sheldon$2.2M Kiawah Island$2.04M Isle of Palms$1.58M Sunset$1.29M Folly Beach$1.01M Seabrook Island$976K Mount Pleasant$856K Awendaw$783K

Full Charleston-North Charleston, SC analysis

Stress scores, crash risk, early warning signals, and 12-month price forecasts for the Charleston-North Charleston, SC metro.

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Sullivans Island, SC