Condos For Sale Grande Dunes – Marina Inn Myrtle Beach SC MLS Listings Data: Grande Dunes - Marina InnTotal Listings:12Average Price:$317,550Highest Listing Price:$389,000Average Days On Market:117Condos For Sale Grande Dunes - Marina Inn Myrtle Beach SC. MLS real estate condominium listings for sale in Grande Dunes - Marina Inn Myrtle Beach SC by list date, number of bedrooms, baths, & floor. Currently, Grande Dunes - Marina Inn condos in Myrtle Beach SC have a total of twelve listings on the local MLS for sale in the community with an average price point of $$317,550, the max being $$389,000 and the lowest priced unit $$235,000. The Grande Dunes - Marina Inn condo development of Myrtle Beach SC has an average unit size of 1,325 sq ft and the average days on the market in this community/building is 117. If you have never owned a condo we suggest reading All You Should Know About Condo Ownership. 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...