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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
Polk County is located in the U.S. state of Iowa. As of the 2020 census, the population was 492,401. It is Iowa's most populous county, and home to over 15% of the state's residents. The county seat is Des Moines, which is also the capital city of Iowa. Polk County is included in the Des Moines–West Des Moines, IA Metropolitan Statistical Area.
Timeline
Date | Event | Source
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1846 | County formed | Source:Red Book: American State, County, and Town Sources
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1846 | Court records recorded | Source:Red Book: American State, County, and Town Sources
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1846 | Land records recorded | Source:Red Book: American State, County, and Town Sources
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1846 | Marriage records recorded | Source:Red Book: American State, County, and Town Sources
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1846 | 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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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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1850 | 4,513
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1860 | 11,625
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1870 | 27,857
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1880 | 42,395
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1890 | 65,410
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1900 | 82,624
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1910 | 110,438
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1920 | 154,029
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1930 | 172,837
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1940 | 195,835
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1950 | 226,010
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1960 | 266,315
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1970 | 286,101
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1980 | 303,170
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1990 | 327,140
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Cemeteries
Cemeteries of Polk County, Iowa, United States
Research Tips
External links
http://iagenweb.org/polk/
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