Sheep Island Summerville SC Homes & Real Estate For Sale ALL ACTIVE MLS Listings Sheep IslandTotal Listings:28Average Price:$526,761Highest Listing Price:$1,900,000Average Days On Market:228Houses For Sale Sheep Island subdivision Summerville SC. MLS real estate listings for sale in Sheep Island Summerville SC by price, street, age, list date, bedrooms & more Sheep Island Summerville SC. Currently, Sheep Island in Summerville SC has a total of twenty-eight listings on the local MLS for sale with an average price point of $526,761, the max being $1,900,000 and the lowest priced house $95,000. The neighborhood of Sheep Island subdivision in Summerville SC has an average house size of 1,937 sq ft and the average days on the market in this community is 228. 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 Switch to Grid View Switch to Map View Loading...