Summer Island homes for sale are part of a gated coastal neighborhood just south of St Augustine Beach, where daily life is shaped by water on both sides and a noticeably slower pace. The community sits between the ocean and the marsh near the Matanzas area, giving the setting a quieter, more natural feel than the busier pier sections farther north. Streets here feel private and intentional, with homes positioned to take advantage of open skies, breezes, and the surrounding landscape rather than traffic or commercial activity. Beach access is close, A1A stays convenient for getting into town, and once you’re inside the gates, the noise drops off quickly. Living in Summer Island tends to feel like a calm coastal retreat built around space, privacy, and nature, ideal for people who want the beach nearby without the constant motion of tourist-heavy areas. Scroll below to view current Summer Island listings.