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- source: Getty Thesaurus of Geographic Names
- source: Family History Library Catalog
- the text in this section is copied from an article in Wikipedia
Defiance County is a county located in the U.S. state of Ohio. As of the 2020 census, the population was 38,286. Its county seat is Defiance. The county was named after an early Army fortification, Fort Defiance, which was so named by Mad Anthony Wayne to signify the settlers' "defiance" of the Indians.
The Defiance, OH Micropolitan Statistical Area includes all of Defiance County.
Timeline
Date | Event | Source
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1823 | Land records recorded | Source:Red Book: American State, County, and Town Sources
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1845 | County formed | Source:Red Book: American State, County, and Town Sources
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1845 | Court records recorded | Source:Red Book: American State, County, and Town Sources
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1845 | Marriage records recorded | Source:Red Book: American State, County, and Town Sources
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1845 | Probate records recorded | Source:Red Book: American State, County, and Town Sources
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1850 | First census | Source:Population of States and Counties of the United States: 1790-1990
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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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1850 | 6,966
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1860 | 11,886
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1870 | 15,719
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1880 | 22,515
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1890 | 25,769
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1900 | 26,387
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1910 | 24,498
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1920 | 24,549
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1930 | 22,714
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1940 | 24,367
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1950 | 25,925
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1960 | 31,508
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1970 | 36,949
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1980 | 39,987
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1990 | 39,350
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Cemeteries
Cemeteries of Defiance County, Ohio, United States
Research Tips
Resources
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