Oceanfront Homes For Sale Sullivan’s Island SC. Waterfront Real Estate Homes For Sale on Sullivan’s Island SC. Homes for sale on the beach Sullivans Island are some of America’s most desired oceanfront properties and island communities. Sullivan’s Island has been featured in many publications as one of America’s real estate “gems” if you want a quiet oceanside lifestyle with a fun yet laid-back feel. Waterfront and beachfront homes on Sullivan’s Island usually begin around the $2 Million dollar mark to over $5 Million. Part of the island’s appeal is because the town of Sullivan’s Island SC does not allow very many short-term rentals so the tourist traffic you’d expect in such a desired oceanfront community is minimal and there are no beachfront condos or high rise condos either. In fact, there are really only a handful of condos at all on the entire island. Lots for sale on Sullivan’s Island usually hover around 4 to 5 available at one time if you’re looking to build a custom home on the island. Another reason Sullivan’s Island is so beloved is that there are no “standard” condos like most other beachfront communities. There are only a few condos which would be the only property under $500,000 on the entire island but none are on the beachside.