Boulder county has birth records beginning in 1866.

Birth  Certificates

Boulder: (303) 441-1100
Longmont: (303) 678-6166
Boulder County Births 1892 - 1899
Boulder County Births 1900 - 1909
In addition to the onsite data in the above links,  you can use the below links to search for info.

Once you click on a link below and the resulting pages are returned,  you can narrow your search by inputting names in the  first and or last name fields on the left hand side of the page and then clicking on the 'Update' button.
Births 1860 - 1869
Births 1870 - 1879
Births 1880 - 1889
Births 1890 - 1899
Births 1900 - 1909
Births 1910 - 1919
Births 1920 - 1929
Births 1930 - 1939
Births 1940 - 1949
Births 1950 - Present

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