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- the text in this section is copied from an article in Wikipedia
Ottawa County is a county located in the northwestern part of the U.S. state of Ohio. As of the 2020 census, the population was 40,364. Its county seat is Port Clinton. The county is named either for the Ottawa (Odawa) Indigenous peoples who lived there, or for an Indigenous word meaning "trader".
Ottawa County comprises the Port Clinton, OH Micropolitan Statistical Area, which is also included in the Toledo-Port Clinton, OH Combined Statistical Area.
Timeline
| Date | Event | Source
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| 1820 | Land records recorded | Source:Red Book: American State, County, and Town Sources
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| 1840 | County formed | Source:Red Book: American State, County, and Town Sources
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| 1840 | Court records recorded | Source:Red Book: American State, County, and Town Sources
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| 1840 | First census | Source:Population of States and Counties of the United States: 1790-1990
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| 1840 | Marriage records recorded | Source:Red Book: American State, County, and Town Sources
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| 1840 | Probate records recorded | Source:Red Book: American State, County, and Town Sources
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| 1850 | No significant boundary changes after this year | Source:Population of States and Counties of the United States: 1790-1990
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| 1867 | Birth records recorded | Source:Red Book: American State, County, and Town Sources
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Population History
- source: Source:Population of States and Counties of the United States: 1790-1990
| Census Year | Population
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| 1840 | 2,248
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| 1850 | 3,308
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| 1860 | 7,016
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| 1870 | 13,364
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| 1880 | 19,762
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| 1890 | 21,974
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| 1900 | 22,213
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| 1910 | 22,360
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| 1920 | 22,193
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| 1930 | 24,109
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| 1940 | 24,360
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| 1950 | 29,469
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| 1960 | 35,323
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| 1970 | 37,099
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| 1980 | 40,076
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| 1990 | 40,029
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Cemeteries
Cemeteries of Ottawa County, Ohio, United States
Research Tips
Resources
- source: Getty Thesaurus of Geographic Names
- source: Family History Library Catalog
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