Boulder County, Colorado Genealogy

United States &gt; Colorado &gt; Boulder County

Parent County
1 November 1861: Boulder County was created 1 November 1861 as an original county. County seat: Boulder

Populated Places
Longmont, Colorado

Hygiene, Colorado

Neighboring Counties

 * Broomfield
 * Gilpin
 * Grand
 * Jefferson
 * Larimer
 * Weld

Court
Boulder County Mothers' Compensation Records 1914-1934. An Index compiled from the offical record of the applications granted by the Boulder County Commissioners during these years. Record may show the following:


 * Name of Applicant
 * Date and Amount of Compensation payment
 * Any adjustments to the pension
 * Person's age
 * Town nearest to where they lived
 * Other Actions done by the County.

Boulder County Old Age Pension Records 1933-1936. An Index compiled from the offical record of the applications granted by the Boulder County Commissioners during these years. Record may show the following:


 * Name of Applicant
 * Date and Amount of pension payment
 * Any adjustments to the pension
 * Person's age
 * Town nearest to where they lived
 * Other Actions done by the County

Divorce
The Colorado State Archives has put a name only index to the Boulder County Divorce Records for the period 5/14/1904 to 4/22/1912 on-line.

Taxation
Colorado State Archives has put the Boulder County Inheritance Tax Records Index 1941-1943 on-line. Read more.

Vital Records
Colorado Vital Records Search

Societies and Libraries
Boulder Public Library 1000 Canyon Blvd Boulder, CO 80302 Phone: (303) 441-3100 boulderlibrary.org/

Lafayette Public Library 775 W Baseline Rd Lafayette, CO 80026 Phone: (303) 665-5200 www.cityoflafayette.com/SectionIndex.asp

Longmont Public Library 409 4th Ave Longmont, CO 80501 www.ci.longmont.co.us/library/index.htm

Louisville Public Library 951 Spruce Street Louisville, CO 80027 Phone: (303) 335-4849 www.louisville-library.org/

Lyons Depot Library 430 Fifth Avenue Lyons, CO 80540 Phone: (303) 823-5165 www.townoflyons.com/index.php

Nederland Community Library 750 N. Highway 72 Nederland, CO 80466 Phone: (303) 258-1101 nederland.colibraries.org/

Boulder Genealogical Society P.O. Box 3246 Boulder, CO 80307-3246 Website http://www.rootsweb.ancestry.com/~bgs/index.html

Longmont Genealogical Society P.O. Box 6081 Longmont, CO 80501-2077 Website http://www.rootsweb.ancestry.com/~colgs/index.htm#top

St. Vrain Historical Society P.O. Box 705 Longmont, Colorado 80502-0705 Telephone: 303-776-1870 Websiste http://www.stvrainhistoricalsociety.org/

Broomfield Genealogy Society Broomfield, CO Website http://www.rootsweb.ancestry.com/~cobgs/

The Church of Jesus Christ of Latter-Day Saints Family History Center 701 W South Boulder Rd Louisville, Boulder, Colorado, United States Telephone: 303-665-4685 Longmont Colorado  1721 Red Cloud Rd Longmont, Boulder, Colorado, United States Telephone: 303-772-4373 These are not mailing addresses. Due to limited staff, Family History Centers are unable to respond to mail inquiries. Contact Center for open hours as they vary.

Websites

 * Boulder County COGenWeb
 * Family History Library Catalog