
Clark township
- County:
- Brown County
- County Seat:
- No
- Area (mi²):
- 29.617
- State:
- Ohio
Clark township is located in Brown County, Ohio. Clark township has a 2025 population of 2,941. Clark township is currently growing at a rate of 0.14% annually and its population has increased by 0.41% since the most recent census, which recorded a population of 2,929 in 2020.
The average household income in Clark township is $96,325 with a poverty rate of 4.04%. The median age in Clark township is 39.1 years: 41.5 years for males, and 34.5 years for females.