
Millville
- County:
- Cumberland County
- County Seat:
- No
- Area (mi²):
- 41.999
- State:
- New Jersey
Millville is a city located in Cumberland County, New Jersey. Millville has a 2025 population of 27,321. Millville is currently declining at a rate of -0.07% annually and its population has decreased by -0.34% since the most recent census, which recorded a population of 27,413 in 2020.
The average household income in Millville is $122,735 with a poverty rate of 13.02%. The median age in Millville is 42.6 years: 39.1 years for males, and 44.8 years for females.