Marshall Reservation Sullivans Island SC Homes & Real Estate For Sale ALL ACTIVE MLS Listings Marshall ReservationTotal Listings:2Average Price:$5,750,000Highest Listing Price:$6,600,000Average Days On Market:130Houses For Sale Marshall Reservation subdivision Sullivans Island SC. MLS real estate listings for sale in Marshall Reservation Sullivans Island SC by price, street, age, list date, bedrooms & more Marshall Reservation Sullivans Island SC. Currently, Marshall Reservation in Sullivans Island SC has a total of two listings on the local MLS for sale with an average price point of $5,750,000, the max being $6,600,000 and the lowest priced house $4,900,000. The neighborhood of Marshall Reservation subdivision in Sullivans Island SC has an average house size of 2,700 sq ft and the average days on the market in this community is 130. 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...