Experience unmatched sophistication at 49 Shore Drive South - a custom-built waterfront estate in the prestigious private community of Copiague Harbor. This exceptional home offers designer finishes, cutting-edge technology, and resort-style amenities throughout. Chef's kitchen features Sub-Zero drawer fridges, a 48" Sub-Zero refrigerator/freezer, Wolf double ovens, range top, 1300 CFM exhaust, Cove dishwasher, two Fisher & Paykel drawer dishwashers, built-in ice maker, quartzite countertops, heated floors, appliance garage, and KitchenAid mixer cabinet. Integrated Sonos system and Frame TVs offer modern elegance. Entertain with ease in the lower level featuring heated floors, custom bar, two Frame TVs, motorized blinds, and full-home Sonos. Executive office with deck access. Primary suite boasts hardwood floors, motorized blinds, Sonos, heated elements, spa bath with steam shower, air-jet tub, heated floors, and built-in Frame TV. Resort-like backyard includes outdoor kitchen (Blaze grill, griddle, Green Egg, fridge), Sonos, outdoor shower, custom lighting, heated pool with waterfall, private dock with 2 jet ski lifts, and storage shed. Heated garage with epoxy floors, custom cabinetry, power washer, air compressor, and hot water hose. Whole-house generator, new boiler, and water heater included. NU CEDAR Siding shingles installed with stainless steal marine grade siding nails, Anderson windows and doors A series fiberglass with anti corrosion hardware. Enjoy private beach and marina access.This one-of-a-kind home defines luxury coastal living.