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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
Olmsted County is a county in the U.S. state of Minnesota. As of the 2020 census, the population is 162,847. Its county seat and largest city is Rochester.
Olmsted County is part of the Rochester Metropolitan Statistical Area.
Timeline
| Date | Event | Source
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| 1855 | 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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| 1858 | Court 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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| 1864 | Probate records recorded | Source:Red Book: American State, County, and Town Sources
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| 1871 | 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 | 9,524
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| 1870 | 19,793
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| 1880 | 21,543
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| 1890 | 19,806
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| 1900 | 23,119
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| 1910 | 22,497
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| 1920 | 28,014
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| 1930 | 35,426
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| 1940 | 42,658
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| 1950 | 48,228
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| 1960 | 65,532
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| 1970 | 84,104
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| 1980 | 92,006
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| 1990 | 106,470
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Research Tips
External links
www.rootsweb.com/~mnolmste
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