A once-in-a-lifetime opportunity on Lake Winnipesaukee-this private, gated estate on Black Cat Island offers nearly 10 acres and 989' of pristine shoreline in a protected cove with wide lake views. The completely refreshed modern contemporary home spans over 11,000 SF with 20 rooms, 7+ bedrooms, and 10 bathrooms. Luxurious finishes include old-growth walnut floors, mahogany walls and doors, and architectural details that are unparalleled and exquisite inside and out. A chef's kitchen with a large walk-in pantry 2 dining rooms, 2 living rooms, an amazing office. Designed for year-round living and exceptional entertaining, the home features multiple fireplaces, a custom wine cellar, billiard room with bar, and expansive lakeside patios. The estate includes four lots of record and a 4-bedroom septic design for future expansion. Outside, enjoy a rare 2-bay deep-water mahogany boathouse, a second dock, a natural and a perched beach, three firepits, a par-3 golf hole, two spring-fed ponds, and a fruit orchard-all connected by walking and cart paths. Additional structures include a heated 4-bay garage and a massive “toy barn” with a 2 bed apartment above, great for family or caretaker. A circa 1960 cottage sits just 25' from the water's edge on a separate lot and offers stunning views and could be sold separately or built into another amazing home. This legacy compound offers the best in privacy, luxury, this is lake living at its absolute finest, you will never find its equal.