Ultimate waterfront property on the St. Lawrence River. Positioned on 3.7 acres and hedged for privacy, this estate property boasts 3,800 sq. ft. of living space, a 3-bay garage, circular drive, and a private waterfront inlet with boat lift. Enjoy a sunroom, inground pool, pool house, hot tub, and enormous interlocking patio. Ideally located near the marina, Perch & Paddle, Heritage Golf Course, and the shops and conveniences of Lancaster, with quick access to Highway 401 for commuters. Inside, the spacious design features an open-concept kitchen, living, and dining with unobstructed waterfront views. A versatile main-floor flex room is ideal as an office or den. The cherry kitchen offers built-in ovens, a cooktop, and a massive granite eat-up island. The luxurious main-floor primary suite overlooks the river and features tray ceilings, a walk-in closet, and ensuite bath. Two additional bedrooms are serviced by a full bath, plus convenient powder room, pantry, and main-floor laundry. The second level boasts a giant rec-room with panoramic views of the St. Lawrence River and Adirondack Mountains from the balcony, an ideal space for a theatre, games room, or entertaining. A massive finished bonus room above the 3-car garage offers endless possibilities as a gym, teen room, office, or in-law suite. This exceptional waterfront estate must be experienced in person to truly appreciate its setting, scale, and lifestyle. Some photos have been digitally furnished. 24hrs irrevocable. Call today!