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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
Adams County is the westernmost county of the U.S. state of Illinois. According to the 2010 census, it has a population of 67,103, which is a decrease of 1.7% from 68,277 in 2000. Its county seat is Quincy.
Adams County is part of the Quincy, IL–MO Micropolitan Statistical Area.
Timeline
| Date | Event | Source
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| 1817 | Land records recorded | Source:Red Book: American State, County, and Town Sources
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| 1825 | County formed | Source:Red Book: American State, County, and Town Sources
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| 1825 | Court records recorded | Source:Red Book: American State, County, and Town Sources
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| 1825 | Marriage records recorded | Source:Red Book: American State, County, and Town Sources
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| 1826 | Probate 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 | No significant boundary changes after this year | Source:Population of States and Counties of the United States: 1790-1990
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| 1877 | 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 | 2,186
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| 1840 | 14,476
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| 1850 | 26,508
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| 1860 | 41,323
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| 1870 | 56,362
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| 1880 | 59,135
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| 1890 | 61,888
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| 1900 | 67,058
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| 1910 | 64,588
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| 1920 | 62,188
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| 1930 | 62,784
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| 1940 | 65,229
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| 1950 | 64,690
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| 1960 | 68,467
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| 1970 | 70,861
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| 1980 | 71,622
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| 1990 | 66,090
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Research Tips
External links
- Outstanding guide to Adams County family history and genealogy resources (FamilySearch Research Wiki). Birth, marriage, and death records, censuses, wills, deeds, county histories, cemeteries, churches, naturalizations, newspapers, libraries, and genealogical societies.
- www.co.adams.il.us/
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