Welcome to this stunning new construction Colonial located in the highly desirable Smithtown Pines community within the Hauppauge School District. Situated on a flat .50-acre property, this exceptional 4 bedroom, 2.5 bath home offers luxury finishes, soaring ceilings, and an open-concept floor plan perfect for everyday living and entertaining. Step inside to a dramatic curved staircase and impressive 10-foot ceilings throughout the first floor. The designer kitchen features white cabinetry, quartz countertops, GE Cafe/Thor stainless steel appliances, a center island with a beverage refrigerator, and plenty of space to gather. The kitchen seamlessly opens to the dining area with sliders leading to a Trex deck overlooking the backyard. The spacious family room also offers sliders to the yard, creating effortless indoor/outdoor living. A formal living room off the foyer provides flexibility for entertaining or the perfect private home office. The second floor boasts 9-foot ceilings and a luxurious primary en-suite complete with dual sinks, a freestanding soaking tub, oversized shower stall, walk-in closet, and attic access for additional storage. Three additional bedrooms all feature walk-in closets. A second-floor laundry room adds everyday convenience. Additional features include a full, unfinished basement with an egress window, utility area, and a second washer/dryer hookup, an attached 2-car garage, central vacuum, central air with heat pumps, hardwood floors, crown molding throughout, smart thermostats, 200-amp electrical service, in-ground sprinklers, and a septic system. A rare opportunity to own a turnkey new construction home just minutes from shopping, parks, restaurants, and major roadways in one of Smithtown's most sought-after neighborhoods.