Beautifully Renovated Colonial with a Versatile Detached Studio on almost 1 and 1/2 Acres of Spectacular Park-Like Grounds. The renovations are extensive, including all-new Anderson windows, new electrical, new plumbing, a new roof, central air conditioning, a new Navien system, energy-efficient blown-in insulation, solid wide-plank oak flooring, and exquisite custom millwork throughout. Every detail reflects a thoughtful commitment to quality, comfort, and modern living. A true standout is the detached cottage-style studio, offering exceptional flexibility for today's lifestyle. Completely updated with new electrical, windows, flooring, roof, and blown-in insulation, this versatile space is ideal for a private home office, artist's studio, fitness or yoga retreat, creative workspace, or private retreat. The structure can also be converted back to a garage, providing even greater versatility. Inside the main residence, an original stone wood-burning fireplace anchors the living space with timeless charm. The chef's kitchen features premium Thermador stainless-steel appliances, elegant quartz countertops, a spacious walk-in pantry, and direct access to an oversized slate patio-perfect for indoor-outdoor entertaining. The luxurious primary suite boasts soaring beamed ceilings, a generous walk-in closet, and a spa-inspired bath with dual vanities and a classic clawfoot soaking tub. Second-floor laundry with additional storage adds everyday convenience. Ideally located minutes from the Metro-North train station and downtown Chappaqua, this remarkable property combines extensive renovations, flexible bonus space, and a peaceful setting with convenient access to shopping, dining, and commuter routes.