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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
Butler County is a county located in the southwestern part of the U.S. state of Ohio. As of the 2020 census, the population was 390,357. Its county seat is Hamilton. It is named for General Richard Butler, who died in 1791 during St. Clair's Defeat. Located along the Great Miami River, it is also home to Miami University, a public university founded in 1809.
Butler County is part of the Cincinnati, OH-KY-IN Metropolitan Statistical Area. The majority of the county is in District 52 of the State House.
Timeline
Date | Event | Source
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1803 | County formed | Source:Red Book: American State, County, and Town Sources
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1803 | Court records recorded | Source:Red Book: American State, County, and Town Sources
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1803 | Land records recorded | Source:Red Book: American State, County, and Town Sources
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1803 | Marriage records recorded | Source:Red Book: American State, County, and Town Sources
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1810 | First census | Source:Population of States and Counties of the United States: 1790-1990
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1820 | No significant boundary changes after this year | Source:Population of States and Counties of the United States: 1790-1990
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1851 | Probate records recorded | Source:Red Book: American State, County, and Town Sources
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1856 | 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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1810 | 11,150
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1820 | 21,746
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1830 | 27,142
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1840 | 28,173
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1850 | 30,789
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1860 | 35,840
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1870 | 39,912
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1880 | 42,579
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1890 | 48,597
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1900 | 56,870
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1910 | 70,271
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1920 | 87,025
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1930 | 114,084
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1940 | 120,249
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1950 | 147,203
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1960 | 199,076
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1970 | 226,207
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1980 | 258,787
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1990 | 291,479
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Research Tips
External links
www.butlercountyohio.org/
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