
Monroe township
- County:
- Butler County
- County Seat:
- No
- Area (mi²):
- 33.349
- State:
- Ohio
Monroe township is located in Butler County, Ohio. Monroe township has a 2025 population of 1,358. Monroe township is currently growing at a rate of 0.22% annually and its population has increased by 0.37% since the most recent census, which recorded a population of 1,353 in 2020.
The average household income in Monroe township is $67,804 with a poverty rate of 30.28%. The median age in Monroe township is 39.4 years: 37.2 years for males, and 41.3 years for females.