Welcome to this brand-new custom colonial nestled in the sought-after Bay Shore/Brightwaters community, just steps from the Great South Bay and the Bay Shore Yacht Club. Situated south of Montauk on a beautifully landscaped 0.17-acre lot backing up to Gardiner's County Park nature preserve. This 3-bedroom, 2.5 bath home offers first floor primary quarters with the perfect blend of luxury, functionality, and location. Inside, you’ll find gorgeous hardwood floors throughout, custom moldings, and a spacious open floor plan filled with natural light from thoughtfully placed windows and Slider. The chef’s kitchen features high-end appliances, premium countertops, and your choice of finishes to personalize your dream space. The living area is anchored by a cozy gas fireplace—ideal for entertaining or relaxing nights at home. Upstairs and down, the home is equipped with 2-zone gas forced air heat and central air. The first floor primary suite offers generous ceiling height, spa-like bath, and ample closet space. Additional highlights include: Energy-efficient systems and appliances, Washer/dryer hookup, One-car garage with automatic opener and bonus room, Blacktop driveway, Patio/deck options, Fully seeded or sodded yard. This is a rare opportunity to build your dream home in one of the South Shore’s most beloved neighborhoods. Personalize the finishes and make it your own—house is up and ready to be seen!