Privately situated on a quiet cul-de-sac within the highly sought-after Deer Run community, this exceptional 4,352-square-foot residence offers luxury living in one of East Islip's most desirable neighborhoods. Thoughtfully redesigned with quality craftsmanship and timeless architectural details, the home showcases upscale finishes and meticulous attention to detail throughout. Designed for both everyday living and effortless entertaining, the gourmet chef's kitchen features a spacious center island, custom cabinetry, and premium Sub-Zero and Viking appliances. The entire first floor is enhanced by six zones of radiant heat, providing exceptional comfort and energy efficiency year-round. The inviting den serves as the heart of the home, complete with custom built-in cabinetry and a gas fireplace that creates a warm and welcoming atmosphere. Offering five generously sized bedrooms, the home provides abundant space for guests. The expansive primary suite is a true private retreat, featuring a luxurious spa-inspired ensuite bath and an adjoining sitting room with a private balcony overlooking the in-ground pool and beautifully landscaped backyard. Additional amenities include natural gas heating, a gas-fired water heater, a whole-house generator, an in-ground swimming pool, and a spacious, meticulously maintained yard offering exceptional privacy and outdoor enjoyment. Combining elegant living spaces, premium amenities, and an outstanding cul-de-sac location, this remarkable Deer Run residence presents a rare opportunity to own an exceptional home in one of East Islip's premier communities.