
Rahway
- County:
- Union County
- County Seat:
- No
- Area (mi²):
- 3.896
- State:
- New Jersey
Rahway is a city located in Union County, New Jersey. Rahway has a 2025 population of 29,907. Rahway is currently growing at a rate of 0.16% annually and its population has increased by 0.8% since the most recent census, which recorded a population of 29,671 in 2020.
The average household income in Rahway is $105,396 with a poverty rate of 6.78%. The median age in Rahway is 39 years: 37.4 years for males, and 39.8 years for females.