A rare lakefront estate on Lake Mashapaug, offering 5.83 acres and over 7,300 sq ft of living space across two homes. The 4,969 sq ft main residence showcases a chef's kitchen with Viking ovens, gas cooktop, Sub-Zero refrigeration, and walls of windows capturing panoramic lake views. The first-floor primary suite offers dual en suite baths and walk-in closets, while the second floor provides three additional bedrooms and full bath. A finished lower level adds game room, gym, laundry, storage, and a secure safe room. The 2,700 sq ft guest house, completely rebuilt in 2024, features Viking appliances, modern finishes, and a finished walk-out lower level. Outdoor amenities include a tennis court with lighted basketball hoop, private beach, two new docks, a brand-new 20'x40' boat garage, 2-car attached and 2-car detached garages. Located on a private road and bordered by Bigelow Hollow and Nipmuck State Forests, this estate offers unmatched privacy and a true connection to nature. Elegant, functional, and designed for gathering, this waterfront retreat is a one-of-a-kind opportunity. Only about an hour from Hartford, Worcester, Providence and Boston. **PRIVATE ROAD, NO DRIVE-BYS PLEASE**