Cumberland County, county in New Jersey, United States. As of 2020 county had an estimated population of 147,008 inhabitants. The county was created 274 years ago in 1748. Its county seat is "Bridgeton".
There are 1 city/town in Cumberland County, NJ. The largest city of Cumberland County is Rosenhayn with a population of 1,098.
Cities, Towns, Neighborhoods & Other Populated Places in Cumberland County.
|Rosenhayn||Census designated place in New Jersey, USA||Cumberland||1,098|