9960 Aviation Boulevard , Marathon, FL 33050(Monroe County)

Experience the confidence of solid construction in this 3-bedroom, 2.5-bath canal-front residence. Built with poured, reinforced concrete, this home was designed for strength, longevity, and peace of mind—an invaluable asset in a coastal environment. From the moment you arrive, the quality is unmistakable, offering the substantial, well-built feel discerning buyers seek. The open, light-filled floor plan flows seamlessly for everyday living and entertaining, anchored by a well-appointed kitchen featuring granite countertops, custom finishes, and durable hickory cabinetry chosen to stand the test of time. Custom tilework throughout adds warmth and character, while an elevator provides effortless access between levels. Additional highlights include a cozy fireplace, dedicated upstairs office space, and a flexible layout suited to a variety of lifestyles. Boaters will appreciate the excellent dockage and quick access to open water, including a 16,000-lb boat lift accommodating vessels up to approximately 35 feet, multiple docking options, davits, and a large dock box for easy gear storage. Outdoor living is front and center, with generous space for entertaining and ample room to create a private tropical oasis—there is plenty of space to add a pool. The oversized four-car garage provides abundant storage for vehicles, boats, and water toys, while a 10,000-gallon cistern with pump adds an extra layer of water security. Downstairs, a versatile enclosed area offers endless possibilities as a tackle room, workshop, storage area, or relaxation space. Framed by concrete walls on both sides with gated rear access, the property offers privacy and security while still embracing the easygoing Florida Keys lifestyle. Whether you're seeking a full-time waterfront residence, seasonal retreat, serious boater's haven, or a weekly vacation rental opportunity, this exceptionally well-built home delivers durability, functionality, and island living at its finest.