
Monroe township
- County:
- Butler County
- County Seat:
- No
- Area (mi²):
- 24.717
- State:
- Ohio
Monroe township is located in Butler County, Ohio. Monroe township has a 2025 population of 542. Monroe township is currently growing at a rate of 0.37% annually and its population has increased by 0.74% since the most recent census, which recorded a population of 538 in 2020.
The average household income in Monroe township is $120,402 with a poverty rate of 2.12%. The median age in Monroe township is 43.9 years: 50.9 years for males, and 42.5 years for females.