Seabrook Island Johns Island SC Homes & Real Estate For Sale MLS Listings Data: Seabrook IslandTotal Listings:4Average Price:$1,010,000Highest Listing Price:$1,475,000Average Days On Market:158Houses For Sale Seabrook Island subdivision Johns Island SC. MLS real estate listings for sale in Seabrook Island Johns Island SC by price, street, age, list date, bedrooms & more Seabrook Island Johns Island SC. Currently, Seabrook Island in Johns Island SC has a total of four listings on the local MLS for sale with an average price point of $1,010,000, the max being $1,475,000 and the lowest priced house $480,000. The neighborhood of Seabrook Island subdivision in Johns Island SC has an average house size of 1,304 sq ft and the average days on the market in this community is 158. RelativeSort by Year Built: low to highSort by Year Built: high to lowSort by price: low to highSort by price: high to lowSort from oldest to newestSort from newest to oldestSort by status: active to under contractSort by status: under contract to active Filters Saving Subscribe Unsubscribe Loading...