Real Estate Listings For Sale 29455 zip code SC MLS Listings Data: 29455 Total Listings: 86 Average Price: $1,222,779 Highest Listing Price: $5,900,000 Average Days On Market: 124 Homes For Sale 29455 zip code Seabrook Island SC. MLS real estate listings for sale in SC by price, street, age, subdivision, neighborhood, list date, bedrooms & more SC zip code 29455. Currently, Seabrook Island SC 29455 has a total of eighty-six listings on the local MLS for sale with an average price point of $$1,222,779, the max being $$5,900,000 and the lowest priced house $$59,000 to purchase in the 29455 zip code. Homes in the Seabrook Island SC 29455 have an average house size of 1,768 sq ft and the average days on the market in zip code 29455 is 124 days. Please contact our team to list or sell your home, view or make an offer on one of the properties you see here updated every 5 mins in real-time. Relative Sort by Year Built: low to high Sort by Year Built: high to low Sort by price: low to high Sort by price: high to low Sort from oldest to newest Sort from newest to oldest Sort by status: active to under contract Sort by status: under contract to active Saving Subscribe Unsubscribe Loading...