Seabrook Island housing market
Home prices on Seabrook Island: The median home sold for $1,154,450 in Jul–Sep 2026 (Redfin); the typical home is worth $1,049,067, up 6.5% in a year (Zillow).
The typical home on Seabrook Island is worth $1,049,067 according to Zillow, up 6.5% from a year earlier. Homes that sold in Jul–Sep 2026 went for a median $1,154,450 and took a median 68 days to go under contract. With 4.7 months of supply, the market is balanced between buyers and sellers. At today's 7.40% 30-year rate, a buyer putting 20% down would pay about $5,811 a month in principal and interest, about 55% of the town's median household income, before taxes and insurance.
This page is the summary for Seabrook Island. For every chart, or to compare it with another town, open Seabrook Island in Town charts →
How hot is Seabrook Island's market?
Home value: Zillow Home Value Index. Sales, days on market and supply: Redfin, a national real estate brokerage, 3-month rolling. Income, rent and ownership: U.S. Census Bureau ACS 5-year. Payment excludes taxes, insurance, HOA and mortgage insurance.
What it costs to live on Seabrook Island
How much does a house cost on Seabrook Island?
The typical home on Seabrook Island is worth $1,049,067 (Zillow, Sep 2026), up 6.5% from a year earlier. Homes that sold in Jul–Sep 2026 went for a median $1,154,450 (Redfin). By home value that ranks 5th of the 27 towns tracked here, about 79% above the City of Charleston ($587,511).
What is the monthly payment on a typical Seabrook Island home?
About $5,811 a month in principal and interest, at today's 7.40% 30-year fixed rate with 20% down (a $209,813 down payment). That leaves out property taxes, homeowners and flood insurance, and HOA dues, which vary from house to house.
How much is rent on Seabrook Island?
The Census Bureau puts the median gross rent, which includes utilities and counts existing leases, at $3,500 a month (2020–2024).
How do housing costs on Seabrook Island compare with local incomes?
The median household on Seabrook Island earns $127,500 a year (Census, 2020–2024). The payment on a typical home would take about 55% of that income, before taxes and insurance. The typical home is worth 8.2 times the median household income.
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Typical figures for the whole town, not an estimate for any one home or household. Sources are listed above.
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