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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
Collin County is located in the U.S. state of Texas. It is part of the Dallas-Fort Worth-Arlington metropolitan statistical area, and a small portion of the city of Dallas is in the county. At the 2020 United States census, the county's population is 1,064,465, making it the sixth-most populous county in Texas and the 43rd-largest county by population in the United States. Its county seat is McKinney.
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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1850 | No significant boundary changes after this year | Source:Population of States and Counties of the United States: 1790-1990
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1903 | 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 | 1,950
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1860 | 9,264
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1870 | 14,013
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1880 | 25,983
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1890 | 36,736
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1900 | 50,087
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1910 | 49,021
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1920 | 49,609
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1930 | 46,180
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1940 | 47,190
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1950 | 41,692
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1960 | 41,247
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1970 | 66,920
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1980 | 144,576
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1990 | 264,036
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Research Tips
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