
Hewitt
- County:
- Passaic County
- County Seat:
- No
- Area (mi²):
- 4.622
- State:
- New Jersey
Hewitt is a CDP located in Passaic County, New Jersey. Hewitt has a 2025 population of 3,175. Hewitt is currently growing at a rate of 7.15% annually and its population has increased by 21.55% since the most recent census, which recorded a population of 2,612 in 2020.
The average household income in Hewitt is $198,344 with a poverty rate of 1.54%. The median age in Hewitt is 53.3 years: 53.6 years for males, and 44.4 years for females.