
Hopewell
- County:
- Mercer County
- County Seat:
- No
- Area (mi²):
- 0.724
- State:
- New Jersey
Hopewell is a borough located in Mercer County, New Jersey. Hopewell has a 2025 population of 1,890. Hopewell is currently declining at a rate of -0.11% annually and its population has decreased by -0.47% since the most recent census, which recorded a population of 1,899 in 2020.
The average household income in Hopewell is $192,453 with a poverty rate of 2.08%. The median age in Hopewell is 44.7 years: 41.8 years for males, and 44.8 years for females.