Pompton Plains, New Jersey
Pompton Plains is a census-designated place (CDP) comprising the majority of Pequannock Township, Morris County, New Jersey, United States. It is in the valley of the Pompton River, which forms the eastern border of the community, the township, and Morris County. Across the river to the east is Wayne Township in Passaic County, and across the river to the northeast is the borough of Pompton Lakes. Neighboring communities in Morris County are Riverdale to the north, Kinnelon to the west, Lincoln Park to the southwest, and the remainder of Pequannock Township to the south. New  Jersey Route 23 runs through the east side of the community, leading northwest to Franklin and south to Interstate 80 in Wayne. Interstate 287 passes through the northwest part of Pompton Plains, with the closest access from Exit 52 (Route 23) in Riverdale. The community was first listed as a CDP prior to the 2020 census.