Green Township is a township in Sussex County, in the U.S. state of New Jersey. As of the 2020 United States census, the township's population was 3,627, an increase of 26 (+0.7%) from the 2010 census count of 3,601, which in turn reflected increase of 381 (+11.8%) from the 3,220 counted in the 2000 census.

Hardwick Township is a township in Warren County, in the U.S. state of New Jersey. As of the 2020 United States census, the township's population was 1,598, a decrease of 98 (−5.8%) from the 2010 census count of 1,696, which in turn reflected an increase of 232 (+15.8%) from the 1,464 counted in the 2000 census.