Woodstown is a borough in Salem County, New Jersey, United States. As of the 2010 United States Census, the borough's population was 3,505, reflecting an increase of 369 from the 3,136 counted in the 2000 Census, which had in turn declined by 18 from the 3,154 counted in the 1990 Census.Woodstown was established on July 26, 1882, from portions of Pilesgrove Township based on the results of a referendum held that same day. The borough's incorporation was confirmed on March 3, 1925. The borough was named for early settler Jackanias Wood.