
Hamilton township
- County:
- Butler County
- County Seat:
- No
- Area (mi²):
- 11.03
- State:
- Ohio
Hamilton township is located in Butler County, Ohio. Hamilton township has a 2025 population of 1,569. Hamilton township is currently declining at a rate of -0.76% annually and its population has decreased by -4.62% since the most recent census, which recorded a population of 1,645 in 2020.
The average household income in Hamilton township is $67,238 with a poverty rate of 8.08%. The median age in Hamilton township is 40.3 years: 48.4 years for males, and 38.4 years for females.