Welcome to 123 Old Post Drive, a spacious and beautifully maintained 4-bedroom, 3-bath Colonial set on an oversized property in the heart of Hauppauge. This inviting home features a formal living room, formal dining room, and a warm and comfortable family room with a wood-burning fireplace. The bright kitchen offers generous cabinetry, ample counter space, and stainless-steel appliances. Beautiful hardwood floors, Pella and Andersen windows, and generously sized rooms add to the home's appeal. A fully finished basement provides valuable additional living and entertaining space, while the 2-car garage and generator hookup offer added convenience. Set on an oversized lot with plenty of room to enjoy the outdoors, this home offers the perfect combination of space, comfort, and classic charm.