Thomas Island Charleston SC Homes & Real Estate For Sale MLS Listings Data: Thomas IslandTotal Listings:1Average Price:$750,000Highest Listing Price:$750,000Average Days On Market:51Houses For Sale Thomas Island subdivision Charleston SC. MLS real estate listings for sale in Thomas Island Charleston SC by price, street, age, list date, bedrooms & more Thomas Island Charleston SC. Currently, Thomas Island in Charleston SC has a total of one listings on the local MLS for sale with an average price point of $750,000, the max being $750,000 and the lowest priced house $750,000. The neighborhood of Thomas Island subdivision in Charleston SC has an average house size of 0 sq ft and the average days on the market in this community is 51. 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...