Waterfront living at its highest level in the Prestigious Oak Neck Estates of West Islip. Built in 2019 and thoughtfully updated, this custom residence offers a rare combination of scale, design, and direct access to the Great South Bay. IF YOU ARE A BOATER OR A GOLF ENTHUSIAST!!! This is the right home for you. Launch directly from your private boat lift (up to 40 ft), private ramp, and 100 feet of dock, complete with a boat house. Positioned near premier golf courses, this property delivers a lifestyle few homes can offer. Designed with high-end finishes throughout, the home features soaring cathedral ceilings and expansive natural light that enhances every space. This 4-bedroom, 4-bath residence offers approximately 5,773 square feet of refined interior living. A grand entry foyer opens to expansive living areas, including a formal living room and a family room with a stone gas fireplace, ideal for both everyday living and entertaining. The open-concept chef’s kitchen is equipped with custom cabinetry, Wolf appliances, a wine cooler, and an oversized waterfall-edge center island. Additional interior features include a private gym, radiant heating throughout with individual room controls, a heated two-car garage, smart home technology with surround sound, and a brand-new whole-house water filtration system. The primary suite is designed as a private retreat, offering sweeping water views, dual walk-in closets, and a spa-style bathroom with a jacuzzi and high-end finishes. A second-floor loft provides flexible living space. Outdoors, the property transitions into a resort-style setting with a heated saltwater pool and jacuzzi, an expansive outdoor kitchen with bar and wine cooler, and a pool house with a summer kitchen and full bath. The setting is designed for both quiet relaxation and large-scale entertaining, with stunning sunrise and sunset views over the water. Whether enjoying time on the bay or hosting outdoors, this home offers a rare combination of scale, privacy, and lifestyle. A premier waterfront offering on the South Shore with direct access to the Great South Bay.