Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. Franklin Township is a township in Gloucester County, New Jersey, United States. As of the United States 2000 Census, the township population was 15,466.Franklin Township was formed as a township by an Act of the New Jersey Legislature on January 27, 1820, from portions of Greenwich Township and Woolwich Township. Parts of the township have been taken to form Clayton Township (February 5, 1858) and Newfield (March 8, 1924).