Port Norris is an unincorporated community and census-designated place (CDP) located within Commercial Township, in Cumberland County, in the U.S. state of New Jersey. It is part of the Vineland-Millville- Bridgeton Primary Metropolitan Statistical Area for statistical purposes. As of the 2000 United States Census, the CDP's population was 1,377. Legislation was passed in 1911 allowing voters to choose to incorporate Port Norris as a borough, independent from Commercial Township, but it was defeated in a referendum.

Commercial Township is a township in Cumberland County, in the U.S. state of New Jersey. It is part of the Vineland-Bridgeton metropolitan statistical area. As of the 2020 United States census, the township's population was 4,669, a decrease of 509 (−9.8%) from the 2010 census count of 5,178, which in turn reflected a decline of 81 (−1.5%) from the 5,259 counted in the 2000 census.