Sophia Seneca Estates is an exclusive gated waterfront single-family home community on Singer Island in Riviera Beach, Florida, positioned along Lake Drive and the Intracoastal Waterway. The intimate enclave is known for custom luxury estates, wide-water views, and deep-water dockage, with select residences offering private docks, boat lifts, and direct boating access toward the Palm Beach Inlet and Atlantic Ocean. It has been described in current listings as the only gated single-family subdivision on Singer Island, giving residents a distinctive combination of privacy and waterfront living. With Singer Island’s beaches, marinas, restaurants, parks, and Palm Beach attractions nearby, Sophia Seneca Estates offers an appealing blend of luxury, boating convenience, and relaxed South Florida coastal living. Click on a listing to view the property details, photos and agent comments. If you would like to change or expand your search criteria, go back to the main Singer Island FL Real Estate page, or try using our Advanced Search.