Cities & Towns in Warren County, NJ
Warren County, county in New Jersey, United States. As of 2020 county had an estimated population of 105,624 inhabitants. The county was created 200 years ago in 1824. Its county seat is Belvidere.
There are 14 city/town in Warren County, NJ. The largest city of Warren County is Phillipsburg with a population of 14,238. Other cities include, Hackettstown population 9,372, Washington population 6,498, Blairstown population 5,701, Allamuchy population 4,751
Phillipsburg
Phillipsburg, Town in New Jersey
Hackettstown
Hackettstown, Town in Warren County, New Jersey, United States
Washington
Washington, Borough in Warren County, New Jersey, United States
Sitting along the western edge of New Jersey, just one hour west of New York City, Warren County blends natural splendor with small-town charm and modern conveniences. Its unique mix of cities provides glimpses into the area's storied past and promising future.
The lively county seat of Belvidere exudes Victorian-era charm along its main street dotted with restaurants, boutiques, and the stately Warren County Courthouse. Nearby, Washington Township balances preserved rural landscapes with shopping centers and suburbs serving commuters.
Further north, the college town of Hackettstown brings youthful energy and vibrancy to its restored historic downtown, fueled by Centenary University's campus. Remote Hope Township transports visitors back to the area's unspoiled natural settings and scenic country vistas.
From the cosmopolitan growth of developing suburbs to secluded mountain hamlets, Warren County encapsulates northwestern New Jersey's blend of history, nature, and opportunity - where small-town living thrives amid convenient access to New York City and beyond.
All Warren County Cities (Aphebetical)
List of cities, towns, neighborhoods & other populated places in Warren County.
| City Name | Title | Population |
|---|---|---|
| Allamuchy | Township in Warren County, New Jersey | 4,751 |
| Alpha | Borough in Warren County, New Jersey | 2,263 |
| Beattystown | Census designated place | 4,554 |
| Belvidere | Town in New Jersey | 2,563 |
| Blairstown | Township in Warren County, New Jersey, United States of America | 5,701 |
| Brass Castle | Census designated place | 1,555 |
| Delaware | Census-designated place in Warren County, New Jersey, United States | 4,409 |
| Hackettstown | Town in Warren County, New Jersey, United States | 9,372 |
| Hardwick | Township in Warren County, New Jersey | 1,620 |
| Hope | Census-designated place in Warren County, New Jersey, United States | 1,859 |
| Knowlton | Township in Warren County, New Jersey | 2,930 |
| Oxford | Township in Warren County, New Jersey, United States | 2,426 |
| Phillipsburg | Town in New Jersey | 14,238 |
| Washington | Borough in Warren County, New Jersey, United States | 6,498 |
