
Union City
- County:
- Hudson County
- County Seat:
- No
- Area (mi²):
- 1.287
- State:
- New Jersey
Union City is a city located in Hudson County, New Jersey. Union City has a 2025 population of 62,011. Union City is currently declining at a rate of -1.94% annually and its population has decreased by -8.99% since the most recent census, which recorded a population of 68,138 in 2020.
The average household income in Union City is $88,939 with a poverty rate of 21.3%. The median age in Union City is 37.8 years: 37.4 years for males, and 38.4 years for females.