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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
Alpena County is a county in the U.S. state of Michigan. As of the 2020 Census, the population was 28,907. The county seat is Alpena. It is considered to be part of Northern Michigan.
Alpena County comprises the Alpena, MI Micropolitan Statistical Area.
Timeline
| Date | Event | Source
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| 1840 | County formed | Source:Red Book: American State, County, and Town Sources
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| 1858 | Land records recorded | Source:Red Book: American State, County, and Town Sources
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| 1858 | 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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| 1869 | Birth records recorded | Source:Red Book: American State, County, and Town Sources
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| 1871 | Court records recorded | Source:Red Book: American State, County, and Town Sources
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| 1871 | Marriage 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 | 290
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| 1870 | 2,756
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| 1880 | 8,789
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| 1890 | 15,581
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| 1900 | 18,254
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| 1910 | 19,965
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| 1920 | 17,869
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| 1930 | 18,574
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| 1940 | 20,766
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| 1950 | 22,189
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| 1960 | 28,556
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| 1970 | 30,708
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| 1980 | 32,315
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| 1990 | 30,605
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Note: Alpena's 1860-70 census boundaries were the same as those of 1890-1990.
Research Tips
External links
www.rootsweb.com/~miallega
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