
Union township
- County:
- Union County
- County Seat:
- No
- Area (mi²):
- 9.051
- State:
- New Jersey
Union township is located in Union County, New Jersey. Union township has a 2025 population of 60,934. Union township is currently growing at a rate of 0.21% annually and its population has increased by 1.85% since the most recent census, which recorded a population of 59,826 in 2020.
The average household income in Union township is $136,857 with a poverty rate of 6.27%. The median age in Union township is 41.7 years: 40 years for males, and 43 years for females.