Condos For Sale Harbor Island Resort Saint Helena Island SC MLS Listings Data: Harbor Island Resort Total Listings: 1 Average Price: $379,500 Highest Listing Price: $379,500 Average Days On Market: 116 Condo 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 116. If you have never owned a condo we suggest reading All You Should Know About Condo Ownership. Relative Sort by Year Built: low to high Sort by Year Built: high to low Sort by price: low to high Sort by price: high to low Sort from oldest to newest Sort from newest to oldest Sort by status: active to under contract Sort by status: under contract to active Saving Subscribe Unsubscribe Loading...