Warren County is a county located in the U.S. state of New Jersey. According to the 2020 census, the county was the state's 19th-most populous county, with a population of 109,632, its highest decennial count ever and an increase of 940 from the 2010 census count of 108,692, which in turn reflected an increase of 6,255 from 102,437 counted at the 2000 census. The county is part of the North Jersey region of the state. The county borders the Delaware River and Easton, Pennsylvania in the Lehigh Valley to its west, the New York City metropolitan area to its east, the Poconos to its northwest, and Hunterdon County to its south. Warren County constitutes part of the Allentown-Bethlehem-Easton, PA-NJ metropolitan statistical area in the Lehigh Valley and is the only New Jersey county not a part of the combined statistical areas of either New York City or Philadelphia.

Founded: November 20, 1824
Named for: Joseph Warren
Seat: Belvidere
Largest municipality: Phillipsburg (population), Hardwick Township (area)
Total: 362.65 sq mi (939.26 km²)
Land: 356.54 sq mi (923.43 km²)
Water: 6.11 sq mi (15.82 km²), 1.7
Official Website: http://www.co.warren.nj.us/
Wikidata description: county in New Jersey, United States
Wikidata id: Q502468
Wikidata label: Warren County
Wikidata aliases: Array
Source
Results from DuckDuckGo

Agency Contact Information