Stunning, custom designed Nantucket-style Chappaqua home, showcasing exceptional quality and elegant design, on captivating property with picturesque views of and access to Lake Heaptaqua. This very special home enjoys a spectacular Wagner Gunite infinity pool and spa, lush lawns, expansive stone patios and lake access, giving it a vacation-like feel every day. Custom designed by architect Gordon Kahn and constructed by Nordic Custom Builders, this one of a kind home features vaulted and coffered ceilings, old timber beams, stone fireplaces, and intricate architectural details that add to its charm. The interior of the house offers a total of 5 bedrooms, including a first-floor ensuite bedroom for added convenience. One of the standout features is the 3-seasons room that provides stunning views of the lake and has a stone fireplace, creating a cozy and relaxing atmosphere. This room is open to the gourmet eat-in kitchen, making it an ideal space for entertaining or enjoying family time. The lower level of the house is a walkout with lake views and offers various amenities. There's a media room with a bar with a beer tap, refrigerator and doors leading to a stone patio, a billiards room or office space, a gym, a game room, and a full bathroom. This level adds a lot of versatility to the property, allowing for different activities and entertainment options. The outdoor spaces are equally impressive, with multiple patios where you can barbecue or simply enjoy the serene views. The landscape, designed by Armand Benedek, enhances the overall aesthetics of the property. The large level yard provides ample play space and the direct access to the lake, allows for activities like kayaking, fishing (the lake is stocked with fish), or even enjoying a fire pit by the water while immersing yourself in nature. Despite its tranquil and very private setting, the property is conveniently located just minutes from the schools, town, and train station, ensuring easy access to amenities and transportation. Other features include a 20+ zone exterior sprinkler system, outdoor lighting, a built-in gas grill, a whole house Generac Generator, a heated garage, a built-in sound system, an intricate security system and more. Sure to please the most discerning buyer!