Charleston County · Updated August 2026 · #5 of 27 towns by home value

Seabrook Island housing market

The typical home in Seabrook Island is worth $1,052,919 according to Zillow, up 5.4% from a year earlier. Homes that sold in Jun–Aug 2026 went for a median $1,149,239 and took a median 66 days to sell. With 4.4 months of supply, the market is balanced between buyers and sellers. At today's 7.03% 30-year rate, a buyer putting 20% down would pay about $5,621 a month in principal and interest, about 53% of the town's median household income, before taxes and insurance.

$443k ten years ago$1.05M now
Home value$1,052,919Zillow, Aug 2026 · +5.4%
Median sale price$1,149,239Redfin, Jun–Aug 2026 · +31.3%
Days on market66−23 days vs a year ago
Months of supply4.4RedfinBalanced
Rent$3,500Census gross rent, 2020–2024
Household income$127,500Census median, 2020–2024
Monthly payment$5,621P&I at 7.03%, 20% down
Owner-occupied96%1,250 occupied homes

Home value: Zillow Home Value Index. Sales, days on market and supply: Redfin, 3-month rolling. Income, rent and ownership: U.S. Census Bureau ACS 5-year. Payment excludes taxes, insurance, HOA and mortgage insurance.

See Seabrook Island charts in the dashboardMortgage rates

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