Welcome to 79 Fairwater Ave, a stunning bayfront custom-built colonial perfectly positioned along the Great South Bay in Massapequa. This 5-bedroom, 3-bath masterpiece offers breathtaking panoramic views and has been meticulously renovated to blend luxury with modern comfort. Step into the grand foyer, leading to an elegant sitting room featuring a gas fireplace with sleek black marble accents, complemented by a matching bar with a new beverage refrigerator. The chef s kitchen is a dream, boasting white custom cabinetry, a Wolf stove, Thermador refrigerator, quartz countertops, an eat-in island, built-in pantry, and a new Thermador dishwasher, seamlessly flowing into the dining area. The formal living room, warmed by another gas fireplace, adds to the home s inviting charm. The master en-suite is a true retreat, complete with a full bathroom, his-and-hers closets, and a private balcony overlooking the bay. Modern conveniences abound, including central air conditioning, a central vacuum system, Nest thermostats, a newer boiler, and a hot water heater. Outside, enjoy a saltwater, heated in-ground pool with a new pool liner installed in 2025, surrounded by travertine pavers. The property features a 65 pier, a new fiberglass bulkhead, a jet ski lift, and in-ground sprinklers. A 2-car garage and a 2025-installed roof add practicality, while 10-foot ceilings in the attic offer potential for an additional level. Flood insurance is approximately $932/year. This bayfront gem combines luxury, functionality, and unparalleled waterfront living.