
Bay township
- County:
- Ottawa County
- County Seat:
- No
- Area (mi²):
- 16.13
- State:
- Ohio
Bay township is located in Ottawa County, Ohio. Bay township has a 2025 population of 1,106. Bay township is currently declining at a rate of -0.36% annually and its population has decreased by -1.78% since the most recent census, which recorded a population of 1,126 in 2020.
The average household income in Bay township is $100,774 with a poverty rate of 15.04%. The median age in Bay township is 56.4 years: 60.7 years for males, and 43.9 years for females.