
Millburn township
- County:
- Essex County
- County Seat:
- No
- Area (mi²):
- 9.334
- State:
- New Jersey
Millburn township is located in Essex County, New Jersey. Millburn township has a 2025 population of 21,777. Millburn township is currently declining at a rate of -0.19% annually but its population has increased by 0.67% since the most recent census, which recorded a population of 21,633 in 2020.
The average household income in Millburn township is $424,832 with a poverty rate of 3.52%. The median age in Millburn township is 40.3 years: 40.8 years for males, and 40.1 years for females.