Big Island Edisto Island SC Homes & Real Estate For Sale MLS Listings Data: Big IslandTotal Listings:2Average Price:$1,122,500Highest Listing Price:$1,650,000Average Days On Market:91Houses For Sale Big Island subdivision Edisto Island SC. MLS real estate listings for sale in Big Island Edisto Island SC by price, street, age, list date, bedrooms & more Big Island Edisto Island SC. Currently, Big Island in Edisto Island SC has a total of two listings on the local MLS for sale with an average price point of $1,122,500, the max being $1,650,000 and the lowest priced house $595,000. The neighborhood of Big Island subdivision in Edisto Island SC has an average house size of 1,251 sq ft and the average days on the market in this community is 91. 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...