
Mad River township
- County:
- Clark County
- County Seat:
- No
- Area (mi²):
- 33.13
- State:
- Ohio
Mad River township is located in Clark County, Ohio. Mad River township has a 2025 population of 10,844. Mad River township is currently declining at a rate of -0.18% annually and its population has decreased by -1.35% since the most recent census, which recorded a population of 10,992 in 2020.
The average household income in Mad River township is $92,121 with a poverty rate of 6.27%. The median age in Mad River township is 48.8 years: 46.1 years for males, and 51.1 years for females.