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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
Johnson County is a county located in the U.S. state of Indiana. As of 2010, the population was 139,654. The county seat is Franklin.
History
- the text in this section is copied from an article in Wikipedia
Johnson County was formed in 1823. It was named for John Johnson, a judge of the Indiana Supreme Court. This is probably John Johnson of Knox County, delegate to the State constitutional convention, appointed to the Supreme Court in 1816.
Timeline
| Date | Event | Source
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| 1821 | Probate records recorded | Source:Red Book: American State, County, and Town Sources
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| 1823 | County formed | Source:Red Book: American State, County, and Town Sources
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| 1823 | Court records recorded | Source:Red Book: American State, County, and Town Sources
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| 1825 | Land records recorded | Source:Red Book: American State, County, and Town Sources
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| 1830 | First census | Source:Population of States and Counties of the United States: 1790-1990
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| 1830 | Marriage records recorded | Source:Red Book: American State, County, and Town Sources
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| 1830 | No significant boundary changes after this year | Source:Population of States and Counties of the United States: 1790-1990
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| 1882 | 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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| 1830 | 4,019
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| 1840 | 9,352
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| 1850 | 12,101
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| 1860 | 14,854
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| 1870 | 18,366
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| 1880 | 19,537
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| 1890 | 19,561
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| 1900 | 20,223
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| 1910 | 20,394
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| 1920 | 20,739
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| 1930 | 21,706
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| 1940 | 22,493
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| 1950 | 26,183
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| 1960 | 43,704
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| 1970 | 61,138
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| 1980 | 77,240
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| 1990 | 88,109
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Research Tips
External links
www.rootsweb.com/~inhjohnso/johnson.html
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