
Oak Harbor
- County:
- Ottawa County
- County Seat:
- No
- Area (mi²):
- 1.587
- State:
- Ohio
Oak Harbor is a village located in Ottawa County, Ohio. Oak Harbor has a 2025 population of 2,785. Oak Harbor is currently declining at a rate of -0.25% annually and its population has decreased by -1.24% since the most recent census, which recorded a population of 2,820 in 2020.
The average household income in Oak Harbor is $67,697 with a poverty rate of 7.61%. The median age in Oak Harbor is 37.9 years: 34.3 years for males, and 48.8 years for females.