North Caldwell
- County:
- Essex County
- County Seat:
- No
- Area (mi²):
- 3.068
- State:
- New Jersey
North Caldwell is a borough located in Essex County, New Jersey. North Caldwell has a 2026 population of 6,769. North Caldwell is currently growing at a rate of 1.55% annually and its population has increased by 1.74% since the most recent census, which recorded a population of 6,653 in 2020.