Naval Submarine Base Kings Bay is a base of the United States Navy located adjacent to the town of St. Marys in Camden County, Georgia, in southeastern Georgia, and 38 miles (61 km) from Jacksonville, Florida. The Submarine Base is the U.S. Atlantic Fleet's home port for U.S. Navy Fleet ballistic missile nuclear submarines armed with Trident missile nuclear weapons. This submarine base covers about 16,000 acres (6,400 hectares) of land, of which 4,000 acres (1,600 hectares) are protected wetlands.