Condos For Sale Harbor Island Resort Saint Helena Island SC MLS Listings Data: Harbor Island ResortTotal Listings:1Average Price:$379,500Highest Listing Price:$379,500Average Days On Market:105Condos For Sale Harbor Island Resort Saint Helena Island SC. MLS real estate condominium listings for sale in Harbor Island Resort Saint Helena Island SC by list date, number of bedrooms, baths, & floor. Currently, Harbor Island Resort condos in Saint Helena Island SC have a total of one listings on the local MLS for sale in the community with an average price point of $$379,500, the max being $$379,500 and the lowest priced unit $$379,500. The Harbor Island Resort condo development of Saint Helena Island SC has an average unit size of 1,069 sq ft and the average days on the market in this community/building is 105. 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 active Filters Saving Subscribe Unsubscribe Switch to Grid View Switch to Map View Loading...