
Hamilton township
- County:
- Butler County
- County Seat:
- No
- Area (mi²):
- 12.872
- State:
- Ohio
Hamilton township is located in Butler County, Ohio. Hamilton township has a 2025 population of 11,868. Hamilton township is currently growing at a rate of 8.4% annually and its population has increased by 36.82% since the most recent census, which recorded a population of 8,674 in 2020.
The average household income in Hamilton township is $73,682 with a poverty rate of 19.24%. The median age in Hamilton township is 36.3 years: 35.7 years for males, and 37.4 years for females.