Jefferson County, Colorado
Genealogy
Jefferson County was created Nov. 1, 1861 as an original county. |
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Census - search by NAME |
Census - search each PAGE |
1850-1880 U.S. Federal Census Mortality Schedules
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Mortality Schedules for Jefferson County, Colorado
 - online at Ancestry.com |
1870 U.S. Census
 - online at Ancestry.com |
1870 U.S. Census for Jefferson County, Colorado Territory
- online at Ancestry.com |
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1880 U. S. Census
- online at Ancestry.com |
1880 U.S. Census for Jefferson County, Colorado
- online at Ancestry.com |
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1885 Colorado State Census
- online at Ancestry.com |
1885 Colorado State Census for Jefferson County, Colorado
- online at Ancestry.com |
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1900 U.S. Census
- online at Ancestry.com |
1900 U.S. Census for Jefferson County, Colorado
- online at Ancestry.com |
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1910 U.S. Census
- online at Ancestry.com |
1910 U.S. Census for Jefferson County, Colorado
- online at Ancestry.com |
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1920 U.S. Census
- online at Ancestry.com |
1920 U.S. Census for Jefferson County, Colorado
- online at Ancestry.com |
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1930 U.S. Census
- online at Ancestry.com |
1930 U.S. Census for Jefferson County, Colorado
- online at Ancestry.com |
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History |
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pub. 1880
Clear Creek and Boulder Valleys, Colorado History, 1880 - online at Ancestry.com |
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Map |
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1895
U.S. 1895 Atlas (Jefferson County, Colorado Map) - free online |
