New Jersey's Green Acres program, which provides public funding for the acquisition of land preservation, has purchased 225,454 acres since 2000. The program typically results in land being set aside for parks, watersheds, and wildlife refuges.
According to the Garden State Preservation Trust, all 21 counties and 337 towns have participated in the program. There are 65 towns that have had more than 1,000 acres preserved, with Woodland in Burlington County and West Milford in Passaic County having the largest tracts of preservation, each more than 10,000 acres. The county with the largest amount of land having been preserved through the Green Acres program is Sussex, with 31,222 acres; followed by Morris, with 22,848; Cumberland, with 22,618; Atlantic, with 21,587; and Burlington, with 20,453.