Grande Dunes – Marina Inn Myrtle Beach SC Homes & Real Estate For Sale MLS Listings Data: Grande Dunes - Marina InnTotal Listings:4Average Price:$356,975Highest Listing Price:$475,000Average Days On Market:47Houses For Sale Grande Dunes - Marina Inn subdivision Myrtle Beach SC. MLS real estate listings for sale in Grande Dunes - Marina Inn Myrtle Beach SC by price, street, age, list date, bedrooms & more Grande Dunes - Marina Inn Myrtle Beach SC. Currently, Grande Dunes - Marina Inn in Myrtle Beach SC has a total of four listings on the local MLS for sale with an average price point of $356,975, the max being $475,000 and the lowest priced house $229,000. The neighborhood of Grande Dunes - Marina Inn subdivision in Myrtle Beach SC has an average house size of 1,740 sq ft and the average days on the market in this community is 47. 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...