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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
Carroll County is a county located in the U.S. state of Iowa. It is named in honor of Charles Carroll of Carrollton, signer of the Declaration of Independence. The population was 20,816 in the 2010 census, a decline from 21,421 in 2000.[1][2] Its county seat is Carroll.
Timeline
| Date | Event | Source
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| 1851 | County formed | Source:Red Book: American State, County, and Town Sources
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| 1855 | Land records recorded | Source:Red Book: American State, County, and Town Sources
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| 1855 | Marriage records recorded | Source:Red Book: American State, County, and Town Sources
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| 1856 | Probate records recorded | Source:Red Book: American State, County, and Town Sources
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| 1860 | First census | Source:Population of States and Counties of the United States: 1790-1990
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| 1860 | No significant boundary changes after this year | Source:Population of States and Counties of the United States: 1790-1990
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| 1880 | 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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| 1860 | 281
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| 1870 | 2,451
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| 1880 | 12,351
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| 1890 | 18,828
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| 1900 | 20,319
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| 1910 | 20,117
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| 1920 | 21,549
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| 1930 | 22,326
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| 1940 | 22,770
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| 1950 | 23,065
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| 1960 | 23,431
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| 1970 | 22,912
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| 1980 | 22,951
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| 1990 | 21,423
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Research Tips
External links
http://iagenweb.org/carroll/
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