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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
Bay County is a county in the U.S. state of Michigan. As of the 2020 Census, the population was 103,856. The county seat is Bay City.
Bay County comprises the Bay City, MI Metropolitan Statistical Area and is included in the Saginaw-Midland-Bay City Combined Statistical Area in the Mid/Central Michigan region.
Timeline
Date | Event | Source
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1857 | County formed | 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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1867 | Birth records recorded | Source:Red Book: American State, County, and Town Sources
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1867 | Marriage records recorded | Source:Red Book: American State, County, and Town Sources
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1883 | Court records recorded | Source:Red Book: American State, County, and Town Sources
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1890 | No significant boundary changes after this year | Source:Population of States and Counties of the United States: 1790-1990
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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 | 3,164
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1870 | 15,900
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1880 | 38,081
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1890 | 56,412
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1900 | 62,378
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1910 | 68,238
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1920 | 69,548
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1930 | 69,474
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1940 | 74,981
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1950 | 88,461
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1960 | 107,042
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1970 | 117,339
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1980 | 119,881
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1990 | 111,723
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Research Tips
External links
www.rootsweb.com/~mibay/
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