15 Royalston Lane This spacious Colonial home boasts 7 rooms and features a wonderful primary suite with 2 generous closets and its own private bath. Enjoy the warmth of a brick fireplace and energy-efficient Andersen windows on the second level, as well as 2 heat pumps and a Navien heating system. Situated on a .34-acre lot, the property includes modern conveniences and outdoor amenities such as a deck with awning, a patio, and a built-in brick BBQ. South Setauket Park is conveniently located to highways, shopping, hospitals, beaches and boasts underground utilities and public sewer system.