Key Colony Beach, FL

Located just off Marathon in the Middle Keys, Key Colony Beach is a peaceful island community known for its quiet canals, golf cart-friendly streets, and relaxed waterfront lifestyle. Connected to U.S. 1 by the Sadowski Causeway, it offers a quiet neighborhood setting while keeping grocery stores, restaurants, and Marathon’s local schools just minutes away. Boating and fishing are woven into everyday living here, with many homes featuring direct dock access to the Atlantic. In the evenings, residents often walk or bike over to Sunset Park to watch the sunset together, making it a welcoming choice for anyone seeking a friendly, easygoing coastal town.