5 Windsor Hill Nissequogue, NY, 11780 Magnificently Completed Custom Built French Country Gated Estate With Magnificent Millwork Throughout. Attention To Detail - 3 Handcrafted Stone Fireplaces, Grand Bedrooms With En-Suites, Radiant Heat, Nestled On 2.2 Lush Landscaped Design Grounds, 3 Large Outdoor Loggias, Outdoor Kitchen, A Beautiful Restored Historic Barn Completed For Entertaining.