Vacant Lot or Land for sale by owner in Saint Helena Island, SC 29920. OCEAN FRONT PROPERTY FOR SALE Harbor Island is a private, quiet community with 2 miles of white sand beaches and acres of marsh. Located a hours drive from both Charleston, SC and Savannah, GA; historic Beaufort, SC is Harbor's closest town. Amenities include security, a community center, pool fitness center, tennis courts and miles of safe walking and biking. Municipal water and sewage service on the island. In the exclusive North Point, this unique property is located directly on the beach. The asking price for the beachf...