
Clay township
- County:
- Ottawa County
- County Seat:
- No
- Area (mi²):
- 26.035
- State:
- Ohio
Clay township is located in Ottawa County, Ohio. Clay township has a 2025 population of 4,691. Clay township is currently declining at a rate of -0.53% annually and its population has decreased by -2.47% since the most recent census, which recorded a population of 4,810 in 2020.
The average household income in Clay township is $92,989 with a poverty rate of 6.68%. The median age in Clay township is 38 years: 36.1 years for males, and 38.4 years for females.