Woolwich Township is a township within Gloucester County in the U.S. state of New Jersey, within the Philadelphia metropolitan area. As of the 2020 United States census, the township's population was 12,577, Woolwich Township and surrounding Gloucester County constitute part of South Jersey.
History
Woolwich was formed by royal charter on March 7, 1767, from portions of Greenwich Township The township was named after Woolwich, England.
Geography
According to the U.S. Census Bureau, the township had a total area of 21.39 square miles (55.41 km<sup>2</sup>), including 21.07 square miles (54.58 km<sup>2</sup>) of land and 0.32 square miles (0.83 km<sup>2</sup>) of water (1.50%).
Swedesboro is an independent municipality entirely surrounded by the township, making it one of 21 pairs of "doughnut towns" in the state, where one municipality entirely surrounds another. The township borders the Gloucester County municipalities of East Greenwich Township, Harrison Township, Logan Township, and South Harrison Township. The township also borders Oldmans Township and Pilesgrove Township in Salem County.
Unincorporated communities, localities and place names located partially or completely within the township include Asbury, Dilkes Mills, Lippencott, Porches Mill, Robbins, Rulons and Scull.