The fort, eventually sprawling over 90 acres, included batteries, officers' quarters, barracks, a bakery, a hospital, a bandstand, a laundry, a fire station, and the Goddard Mansion. Some of these structures still stand today.
Advertisement
During World War II, Casco Bay was the home port for all the destroyers on the Atlantic coast, including the admiral's flagship. After the war, Fort Williams provided logistical and administrative support for Army activities in Maine, until it was decommissioned in 1962 and put up for sale by the government.