Woolwich is a town in Sagadahoc County, Maine, United States. The population was 3,068 at the 2020 census. It is part of the Portland–South Portland–Biddeford, Maine metropolitan statistical area. Woolwich is a suburb of the city of Bath located on the opposite shore of Merrymeeting Bay.
Called Nequasset after Nequasset Lake by the Abenaki Indians, it was first settled in 1638 by Edward Bateman and John Brown. They would purchase the land in 1639 from the sachem Mowhotiwormet, commonly known as Chief Robinhood, who lived near Nequasset Falls. At Day's Ferry on the Kennebec River, Richard Hammond operated a fortified trading post. His household of 16, including servants, workmen and stepchildren, conducted a lucrative fur trade with the Indians. But in the first blow of King Philip's War in the area, on the evening of August 13, 1676, warriors ingratiated themselves into the stockaded trading post, then killed the elderly Hammond and his stepson as they re