 Henry Burr Sherwood owned and operated the Compo Tide Mill.In 1991, the Mill Cove, the area immediately surrounding the location of the Compo Tide Mill, was declared a National Historic District.The Sherwood Mill Pond at Compo Cove is a large tidal pond hugely significant to the settlement and historical development pattern of the local Westport / Compo / Greens Farm area.