Smith's Castle, built in 1678, is a house museum at 55 Richard Smith Drive, near Wickford, a village in North Kingstown, Rhode Island. Smith's Castle is one of the oldest houses in the state. It was designated a National Historic Landmark in 1993 as Cocumscussoc Archeological Site due to the artifacts and information that digs have yielded in the area. It is located just off U.S. Route 1 in Rhode Island.
