
Union City
- County:
- Hudson County
- County Seat:
- No
- Area (mi²):
- 1.287
- State:
- New Jersey
Union City city is located in Hudson County, New Jersey. Union City city has a 2025 population of 63,916. Union City city is currently declining at a rate of -0.43% annually and its population has decreased by -6.2% since the most recent census, which recorded a population of 68,138 in 2020.
The average household income in Union City city is $88,939 with a poverty rate of 21.3%. The median age in Union City city is 37.8 years: 37.4 years for males, and 38.4 years for females.