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- the text in this section is copied from an article in Wikipedia
Cerro Gordo County is a county located in the U.S. state of Iowa. As of the 2020 census, the population was 43,127. Its county seat is Mason City. The county is named for the Battle of Cerro Gordo, which took place during the Mexican–American War.
Cerro Gordo County is part of the Mason City, IA Micropolitan Statistical Area.
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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| 1857 | 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 | 940
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| 1870 | 4,722
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| 1880 | 11,461
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| 1890 | 14,864
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| 1900 | 20,672
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| 1910 | 25,011
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| 1920 | 34,675
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| 1930 | 38,476
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| 1940 | 43,845
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| 1950 | 46,053
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| 1960 | 49,894
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| 1970 | 49,335
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| 1980 | 48,458
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| 1990 | 46,733
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Cemeteries
Cemeteries of Cerro Gordo County, Iowa, United States
Research Tips
Resources
- source: Getty Thesaurus of Geographic Names
- source: Family History Library Catalog
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