Waterfront Homes For Sale Sullivan’s Island SC & Property On Riverfront & IntracoastalWaterfront Homes on Sullivan’s Island SC | Sullivan’s Island Riverfront Properties & Intracoastal houses MLS Listings DataTotal Listings:11Average Price:$12,948,545Highest Listing Price:$22,350,000Average Days On Market:74There are presently 11 riverfront houses for sale on Sullivan's Island SC. Real estate property listings here have an average sales price of $12,948,545, ranging in price from $5,995,000 to $22,350,000. The average sq ft home on the riverfront of the Intercoastal waterway is approximately 5,236 square feet for a house on with water access on Sullivan's Island SC. The largest property for sale is 12,100 sqft and the smallest 3,295 sqft. View property listings for sale by price, street, subdivision, age, property type, location, features, size, listing date, and time on MLS with an average of seventy-three days on the market. 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 activeSort by sqft: smaller to biggerSort by sqft: bigger to smaller Filters Saving Subscribe Unsubscribe Switch to Grid View Switch to Map View Loading...