Marshall Reservation Sullivans Island SC Homes & Real Estate For Sale MLS Listings Data: Marshall ReservationTotal Listings:1Average Price:$5,900,000Highest Listing Price:$5,900,000Average Days On Market:7Houses 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 one listings on the local MLS for sale with an average price point of $5,900,000, the max being $5,900,000 and the lowest priced house $5,900,000. The neighborhood of Marshall Reservation subdivision in Sullivans Island SC has an average house size of 3,474 sq ft and the average days on the market in this community is 7. 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...