
Middletown township
- County:
- Monmouth County
- County Seat:
- No
- Area (mi²):
- 40.95
- State:
- New Jersey
Middletown township is located in Monmouth County, New Jersey. Middletown township has a 2025 population of 65,936. Middletown township is currently declining at a rate of -0.41% annually and its population has decreased by -1.58% since the most recent census, which recorded a population of 66,994 in 2020.
The average household income in Middletown township is $191,816 with a poverty rate of 3.73%. The median age in Middletown township is 44.3 years: 41.2 years for males, and 47 years for females.