Newport is a city on Aquineck Island in Newport County, Rhode Island, United States, about 30 miles (48 km) south of Providence. Known as a New England summer resort and for the famous Newport Mansions, it is the home of Naval Station Newport, housing the United States Naval War College, the Naval Undersea Warfare Center, and a major United States Navy training center. The city is the seat of Newport County. Newport was known for being one of the "Summer White Houses" during the administration of President John F. Kennedy, and is the location of the International Tennis Hall of Fame. The population was 26,475 at the 2000 census.