This extraordinary, unrivaled ,10,000 sq ft waterfront estate sits on 2 private acres with 200 feet of shoreline and direct private beach access, offering breathtaking views of Cold Spring Harbor. With 5 bedrooms, 6.5 baths, and 4 fireplaces, this home delivers unmatched luxury, privacy, and functionality. A newly built enormous entertaining room features dramatic ceilings and a built-in wet bar—perfect for hosting on any scale. The chef’s kitchen boasts granite countertops, high-end appliances, three ovens, custom cabinetry, and two dishwashers, alongside a spacious laundry room. The elegant library with a full bath offers flexibility as an additional guest or work space. Upstairs, three en-suite bedrooms each offer private balconies and stunning water views. The primary suite is a true retreat with its own fireplace, double vanities, spa bath, and a huge walk-in closet. The walk-out lower level includes a spectacular indoor pool and hot tub, full bath, an entertainment room with wet bar. The true hidden gem is the separate guest house—a beautifully appointed living space complete with its own bedroom, living area, and private entrance to paradise. Outdoor amenities include over 1,800 sq ft of wraparound decking, a tennis court, gazebo, and the ultimate waterfront lifestyle—jet skiing, kayaking, and so much more, right from your own beach. Additional features: whole-house generator, advanced security system, 4+ car garage, and abundant storage throughout. Photos can’t capture the true beauty and scale of this retreat—you must see it in person to believe it. Schedule your private tour today and experience waterfront living at its finest.