Adams County, Colorado Genealogy
This article is about a northeast Colorado county. For other uses, see Adams.
Guide to Adams County, Colorado ancestry, family history, and genealogy birth records, marriage records, death records, census records, family history, and military records.
|Adams County, Colorado|
Location in the state of Colorado
Location of Colorado in the U.S.
|Founded||April 15, 1901|
|Address|| Adams County Courthouse|
450 S 4th Avenue
Brighton, CO 80901-3196
Adams County Website
- 1 County Courthouse
- 2 Historical Facts
- 3 Resources
- 3.1 Libraries
- 3.2 Maps
- 3.3 Military
- 3.4 Museums
- 3.5 Naturalization and Citizenship
- 3.6 Newspapers
- 3.7 Obituaries
- 3.8 Periodicals
- 3.9 Places
- 3.10 Probate Records
- 3.11 Public Records
- 3.12 Repositories
- 3.13 Societies
- 3.14 Taxation
- 3.15 Vital Records
- 4 Web Sites
- 5 References
County Clerk has marriage and land records from 1902,
some burial records, some land records from Arapahoe
County prior to 1901, school census 1902-1964 and military
discharge records, 17th Judicial District Court Clerk has divorce records;
Probate Court has probate records; Hall of Justice has court records 
County Clerk / Recorder
4430 S. Adams County Pkwy.
Brighton, CO 80601
|Beginning dates for major county records|
|*For earlier dates, try... Church | Obituaries | Cemeteries|
1909: Annexed part of Denver County in 1909.
Local histories are available for Adams County, Colorado Genealogy. County histories may include biographies, church, school and government history, and military information. For more information about local histories, see the wiki page section Colorado Local Histories.
1901 April 15: Adams County was created from Arapahoe County.
There is no known history of courthouse disasters in this county.
|Tombstone Transcriptions Online||Tombstone Transcriptions in Print||List of Cemeteries in the county|
|Findagrave.com||Family History Library||Findagrave.com|
|See Colorado Cemeteries for more information.|
For tips on accessing Adams County, Colorado Genealogy census records online, see: Colorado Census.
- 1860-1940 Colorado Census Records from 1860 to 1940 at FamilySearch.org — index/images
Church records vary significantly depending on the denomination and the record keeper. They may contain information about members of the congregation, such as age, date of baptism, christening, or birth; marriage information and maiden names; and death date. For general information about Colorado denominations, view the Colorado Church Records wiki page.
Numerous records are available at Colorado Archives. To use this link scroll down the page to where it asks for Record Type. Click there and scroll down the list to the records you want and select. The next field asks for county. Select the county you want and then click on Search. You can narrow the search by adding the additional information it asks for.
Family History Centers
Family History Centers provide one-on-one assistance and free access to premium genealogical websites. In addition, many centers have free how-to genealogy classes. See Family History Center for more information. Search the online FHC directory for a nearby family history center.
- Aurora Colorado Family History Center - 950 Laredo St. Aurora, CO 80011
- Brighton Colorado Family History Center
- Denver Colorado North Family History Center
Land and Property
Land and property records can place an ancestor in a particular location, provide economic information, and reveal family relationships. Land records include: deeds, abstracts and indexes, mortgages, leases, grants and land patents.
See Colorado Land and Property for additional information about early Colorado land grants.
After land was transferred to private ownership, subsequent transactions were usually recorded at the county courthouse, where current records are also housed.
The Colorado State Archives has the following records available for Adams County, Colorado Genealogy in this online database Archives Search. For a full list of online holdings, click here.
1880-1939 Divorce Index
1883-1900 Mine Accidents, Non - fatal
1936-1942 Civilian Conservation Corps Enrollments
1966-1968 Vietnam Deaths
1904-1913 Adams County Divorces
1929-1943 Adams County Inheritance Tax
1933-1936 Adams County Old Age Pension
1913-1935 Adams County Teachers
1903-1938 Adams County Wills
- Rangeview Library District
11658 N. Huron
Northglenn, CO 80234
Website Rangeview Libraries
- Westminster Public Library
3705 W. 112th Ave
Westminster, CO 80031
Phone: (303) 404-5555
Website Wesrminster Public Library
- Family Maps of Adams County, Colorado Genealogy (land patent maps) at HistoryGeo.com ($). Free surname search.
Ancestry maps - Top cities by ethnic group
Historic maps of CO cities - Library of Congress
Historic maps of Colorado
Adams County Maps Adams County, Colorado
American Battle Monuments Commission - Overseas cemeteries
Civil War Soldiers & Sailors database
Military records - National Archives
Nationwide grave locator - U.S. Dept. of Veterans Affairs
Search military records (historic)
Naturalization and Citizenship
Additional newspapers abstracts can sometimes be found using search phrases such as Adams County, Colorado Genealogy newspapers in online catalogs like:
Commerce City (city)
Federal Heights (city)
Probate records have been kept by the county courts. Colorado probate records include bonds, affidavits, letters, claims, appraisals, fee accounts, minutes, judgments, dockets, calendars, case files, and wills. The Family History Library does not have copies of probate records from Colorado.
You may obtain copies of documents from the clerk's office in the county courthouse.
- 1875 – 1974 Colorado Wills and Probate Records 1875-1974 at Ancestry.com — index and images $
Colorado has a free public records directory available on line broken down by each county. Adams County records are available at Adams County, Colorado free Public Records Directory.
Colorado State Archives has put an index of the Adams County teachers who were approved to teach in the county by the County Superintendent of Schools for the years 1913-1935 on-line. This list shows their name and may include the date, type of teaching
certificate they possess and the town of residence.
Brighton Genealogy Society
343 S. 21st Street
Brighton, CO 80601-2525
Adams County Genealogical Society
9209 Dorthy Blvd.
Aurora Genealogical Society
P.O. Box 31732
Aurora, CO 80041-0732
Colorado tax records complement land records and can be used as supplements to censuses. There may be gaps of several years in the records. To find tax records in the FamilySearch Catalog, do a Place Search for the county.
Vital Records consist of births, adoptions, marriages, divorces, and deaths recorded on registers, certificates, and documents. A copy or an extract of most original records can be purchased from the Vital Records Section Colorado Department of Public Health and Environment or the County Clerk's office of the county where the event occurred.
For some online statewide indexes, see the FamilySearch Historical Record Collections for Colorado.
For early vital records check Colorado State Archives, Historical Records Index
Birth records may become public records when 100 years have elapsed after the date of birth. EXCEPTION: The birth record of any individual who is known to be currently alive will remain confidential even if they are 100 years of age or greater. 
To obtain a recent birth certificate for yourself or a near relative, contact the Tri-County Health Department by calling 303-220-9200 or visiting:
6162 S. Willow Drive #100
Greenwood Village, CO 80111
The Adams County Recorder's office will search their indexes if you call or come in to the office. If a record is found, a copy can be purchased in person or by mail. Call 720-523-6020.
- 1864-1995 FamilySearch Colorado, County Marriages, 1864-1995
- 1853-2006 FamilySearch Colorado Statewide Marriage Index, 1853-2006
- 1859-1900 Ancestry.com $ Colorado Marriages, 1859-1900
- 1900-1939 Ancestry.com $ Colorado, Statewide Marriage Index, 1900-1939
Death records may become public records when 75 years have elapsed after the date of death. 
To obtain a recent death certificate for yourself or a near relative, contact the Tri-County Health Department by calling 303-220-9200 or visiting:
6162 S. Willow Drive #100
Greenwood Village, CO 80111
- 1904-1913 The Colorado State Archives has put a name only Index to the Adams County Divorce Records for the period 1904-1913 on-line.
For information regarding other divorce documents, please contact the Adams County Court System at 303-659-1161.
- Adams County COGenWeb Project]
- FamilySearch Catalog
- Adams County, Colorado Genealogy and Family History (Linkpendium)
- Handybook for Genealogists: United States of America, 10th ed. (Draper, Utah: Everton Pub., 2002), Adams County, Colorado. Page 97At various libraries (WorldCat); FHL Book 973 D27e 2002.
- The Red Book, American State, County, and Town Sources. Edited by Alice Eichholz. (Ancestry, Provo; 3d ed, 2004.) Colorado article by Birdie Monk Holzclaw and Marsha Hoffman Rising. page 92.
- The Handybook for Genealogists: United States of America,10th ed. (Draper, UT:Everton Publishers, 2002).
- Letter from Colorado State Registrar, Dated September 1, 2011. Policy Number 2011- 08. http://www.colorado.gov