Ottawa County, Ohio
Ottawa County, Ohio · ZIP 43408, 43412, 43416
- Census data · ACS 2019-2023
- 39,692 (2024 estimate)Population
- 18,091Households
- $75,728Median household income
- $200,700Median home value
- 23Towns with a page
- 18ZIP codes
Ottawa County in numbersOfficial sources, refreshed yearly
| Census | Population |
|---|---|
| 2000 | 40,985 |
| 2010 | 41,428 |
| 2020 | 40,364 |
As counted at each census, within the boundaries the area had then; the current estimate is in the glance card.
Sources: Census 2000 Summary File 1: total population, county level, state 39, retrieved November 14, 2026; Census 2010 Summary File 1: total population, county level, state 39, retrieved November 14, 2026; Census 2020 Redistricting Data (P.L. 94-171): total population, county level, state 39, retrieved November 14, 2026.
Median household income $75,728 · Share of households by income, American Community Survey 5-year 2019-2023, table S1901.
Source: American Community Survey 5-year subject table S1901 (household income) 2019–2023, county level, state 39, retrieved November 14, 2026.
- Owner occupied
- 15,123 units
- Renter occupied
- 2,968 units
- Vacancy rate
- 37.1%
Occupied housing units by tenure and the share of all units vacant, American Community Survey 5-year 2019-2023, table DP04.
Source: American Community Survey 5-year data profile 2019–2023, county level, state 39, retrieved November 14, 2026.
10,686 employees in 1,026 establishments with payroll in 2023, all sectors; employers themselves are not named in the source. County Business Patterns counts are published with noise.
Source: County Business Patterns 2023: employment by sector, county level, state 39, retrieved November 14, 2026.
| Measure | Ottawa County | Ohio |
|---|---|---|
| Population | 40,161 | 11,780,046 |
| Median household income | $75,728 | $69,680 |
| Median age | 50.3 | 39.6 |
| Median home value | $200,700 | $199,200 |
| Bachelor’s degree or higher | 28.5% | 30.9% |
| Foreign-born residents | 0.7% | 5.0% |
| Owner-occupied homes | 83.6% | 67.0% |
| Mean commute to work | 24.4 minutes | 23.6 minutes |
Source: American Community Survey 5-year data profile 2019–2023, county level, state 39, retrieved November 14, 2026.
Townships, towns and villages in Ottawa County23 with a page · sort by any column
| Type | |||
|---|---|---|---|
| Port Clinton | City | 5,915 | 2.13 sq mi |
| Salem Township | Township | 5,238 | 29.0 sq mi |
| Danbury Township | Township | 4,864 | 18.1 sq mi |
| Clay Township | Township | 4,725 | 26.0 sq mi |
| Allen Township | Township | 3,694 | 25.3 sq mi |
| Catawba Island Township | Township | 3,657 | 5.60 sq mi |
| Harris Township | Township | 2,877 | 28.3 sq mi |
| Oak Harbor | Village | 2,790 | 1.59 sq mi |
| Benton Township | Township | 2,373 | 44.3 sq mi |
| Genoa | Village | 2,186 | 2.00 sq mi |
| Carroll Township | Township | 2,076 | 33.7 sq mi |
| Curtice | Census designated place | 1,533 | 3.68 sq mi |
| Elmore | Village | 1,371 | 0.87 sq mi |
| Portage Township | Township | 1,206 | 9.00 sq mi |
| Erie Township | Township | 1,160 | 12.2 sq mi |
| Bay Township | Township | 1,114 | 16.1 sq mi |
| Marblehead | Village | 835 | 3.17 sq mi |
| Put-in-Bay Township | Township | 793 | 4.94 sq mi |
| Lakeside | Census designated place | 678 | 0.69 sq mi |
| Rocky Ridge | Village | 306 | 1.00 sq mi |
| Williston | Census designated place | 260 | 0.61 sq mi |
| Clay Center | Village | 248 | 1.01 sq mi |
| Put-in-Bay | Village | 152 | 0.44 sq mi |
Populations: Census Population Estimates, Vintage 2024: subcounty totals, state 39 (2024). Land areas: Census Gazetteer 2025: counties. A dash means the figure is not in the cited file.
County officialsFrom public records
No county official is published yet. Names appear once a researcher drafts them from the county’s own site and a second person approves; office contacts only, never personal details.
Across Ottawa County
No job is posted in Ottawa County’s towns yet. Employers post from their business dashboard; public job banks are added once their terms are recorded.
No upcoming event is listed in Ottawa County's towns yet. Members and businesses add events from any town page.
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Neighboring counties
Neighboring counties
- Erie CountyPopulation 73,841 (2024 estimate)
- Lucas CountyPopulation 426,291 (2024 estimate)
- Sandusky CountyPopulation 58,866 (2024 estimate)
- Wood CountyPopulation 133,077 (2024 estimate)
Sources: Census county adjacency file 2024, retrieved November 14, 2026; Census Population Estimates, Vintage 2024: subcounty totals, state 39, retrieved November 14, 2026.