Rare one of a kind luxurious waterfront legal two-family home in Bayville with expansive private beach! Tucked away at the end of a serene cul-de-sac on the Long Island Sound, this extraordinary two-family, 5-bedroom, 2-bath waterfront home offers a rare opportunity in the highly sought-after Bayville beach community. With just over 105 feet of privately owned beachfront, largest in the area, this property is a rare and perfect oasis for tranquil, beachside living, only 45 min from Manhattan, bring the Hamptons to Nassau! The main floor, with entertainers open floor plan boasts a beautifully designed gourmet eat-in kitchen with substantial island, vaulted ceilings, skylights, radiant heated floors and balcony to enjoy a morning cup of coffee overlooking your private beach. The adjacent dining area opens into a sun-filled living room with breathtaking panoramic views of the long Island Sound through the wall of windows and complemented by soaring ceilings which flood the space with natural light. This level also includes three spacious bedrooms and a modern full bath, creating the ideal layout for comfort and luxury, The lower level, which can function as a separate living space, offers two additional bedrooms, a fully updated eat-in kitchen with radiant floors, and a cozy living room complete with a fireplace and sliders that open to a covered patio. Step directly onto your own private beach from this floor, ideal for relaxed waterfront living. With several decks perfect for outdoor dining and entertaining, this home provides an unparalleled setting to enjoy magnificent sunsets over the water. This waterfront gem in Bayville offers an exceptional combination of luxury, privacy, and natural beauty with direct beach access for unparalleled waterfront living.