Bound Brook
- County:
- Somerset County
- County Seat:
- No
- Area (mi²):
- 1.661
- State:
- New Jersey
Bound Brook is a borough located in Somerset County, New Jersey. Bound Brook has a 2026 population of 12,643. Bound Brook is currently growing at a rate of 1.28% annually and its population has increased by 5.78% since the most recent census, which recorded a population of 11,952 in 2020.