Deptford Township is a township in Gloucester County, New Jersey, in the United States. As of the 2010 United States Census, the township's population was 30,561, reflecting an increase of 3,798 (+14.2%) from the 26,763 counted in the 2000 Census, which had in turn increased by 2,626 (+10.9%) from the 24,137 counted in the 1990 Census.