
Hopewell township
- County:
- Mercer County
- County Seat:
- No
- Area (mi²):
- 58.071
- State:
- New Jersey
Hopewell township is located in Mercer County, New Jersey. Hopewell township has a 2025 population of 17,365. Hopewell township is currently declining at a rate of -0.05% annually and its population has decreased by -0.44% since the most recent census, which recorded a population of 17,442 in 2020.
The average household income in Hopewell township is $220,588 with a poverty rate of 3.61%. The median age in Hopewell township is 43.4 years: 40.7 years for males, and 45.5 years for females.