
Phillipsburg
- County:
- Warren County
- County Seat:
- No
- Area (mi²):
- 3.191
- State:
- New Jersey
Phillipsburg is a town located in Warren County, New Jersey. Phillipsburg has a 2025 population of 15,397. Phillipsburg is currently growing at a rate of 0.23% annually and its population has increased by 1.14% since the most recent census, which recorded a population of 15,224 in 2020.
The average household income in Phillipsburg is $82,937 with a poverty rate of 17.44%. The median age in Phillipsburg is 41.6 years: 40.1 years for males, and 43.1 years for females.