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Best Genealogy Sites to Search Records for Colorado, United States

Learn where genealogists search family records for "Colorado". Here are trusted sources for genealogy record search by YourRoots data. You can search the same analysis for United States and other subdivisions from the pages below:

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Top Genealogy Sources for Records in Colorado, United States

We’ve compiled data from YourRoots Map to determine which genealogy sites and sources are most frequently used to research family records from “Colorado”. The list below is sorted by popularity, but remember—even lesser-known resources can be incredibly helpful. Genealogy research is personal and unique, so you never know where you might find that important record.
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Full List of Genealogy Sites and Sources to Search Records for Colorado, United States

Below is a comprehensive list of all the genealogy sites and sources identified so far. If you have additional suggestions, please share them through this form so we can continue to expand our database.

1930 United States Federal Census
1920 United States Federal Census
1910 United States Federal Census
1900 United States Federal Census
U.S., Social Security Death Index, 1935-2014
1880 United States Federal Census
1940 United States Federal Census
1860 United States Federal Census
1850 United States Federal Census
1870 United States Federal Census
U.S., Public Records Index, 1950-1993, Volume 1
U.S., Public Records Index, 1950-1993, Volume 2
1901 Census of Canada
U.S., World War I Draft Registration Cards, 1917-1918
California, U.S., Death Index, 1940-1997
U.S., Find a Grave® Index, 1600s-Current
1891 Census of Canada
1911 Census of Canada
U.S. and International Marriage Records, 1560-1900
U.S., City Directories, 1822-1995
Family Data Collection - Individual Records
1871 Census of Canada
Ontario, Canada, Marriages, 1826-1942
Ontario, Canada, Deaths and Deaths Overseas, 1869-1950
Family Data Collection - Births
1881 Census of Canada
Arkansas, U.S., County Marriages Index, 1837-1957
Texas, U.S., Birth Index, 1903-1997
Web: Colorado, Find A Grave Index, 1855-2012
U.S., World War II Army Enlistment Records, 1938-1946
1861 Census of Canada
Texas, U.S., Death Index, 1903-2000
Ontario, Canada Births, 1832-1917
New York, U.S., Arriving Passenger and Crew Lists (including Castle Garden and Ellis Island), 1820-1957
1851 Census of Canada East, Canada West, New Brunswick, and Nova Scotia
U.S., Obituary Collection, 1930-Current
U.S., Sons of the American Revolution Membership Applications, 1889-1970
Web: Arkansas, Find A Grave Index, 1809-2012
North Carolina, U.S., Death Certificates, 1909-1976
U.S., Veterans' Gravesites, ca.1775-2019
1901 England Census
Kansas, U.S., State Census Collection, 1855-1925
U.S. Public Records Index
Family Data Collection - Deaths
1840 United States Federal Census
U.S., Social Security Applications and Claims Index, 1936-2007
Oregon, U.S., Death Index, 1898-2008
1881 England Census
U.S., World War II Draft Registration Cards, 1942
Ohio, U.S., Death Records, 1908-1932, 1938-2022
California, Voter Registrations, 1900-1968
1830 United States Federal Census
American Genealogical-Biographical Index (AGBI)
1891 England Census
North Carolina, U.S., Death Indexes, 1908-2004
Texas, U.S., Marriage Index, 1824-2019
1851 England Census
Iowa, U.S., State Census Collection, 1836-1925
Web: Texas, Find A Grave Index, 1761-2012
Colorado, U.S., State Census, 1885
U.S. and Canada, Passenger and Immigration Lists Index, 1500s-1900s
1871 England Census
Tennessee, U.S., Marriage Records, 1780-2002
Washington, U.S., Death Records, 1907-2017
California, U.S., Marriage Index, 1960-1985
Ontario, Canada Census Index, 1871
Arkansas, U.S., Compiled Marriages from Select Counties, 1779-1992
1881 Scotland Census
U.S., Index to Public Records, 1994-2019
U.S., World War I Civilian Draft Registrations, 1917-1918
1911 England Census
England & Wales, Civil Registration Birth Index, 1837-1915
Massachusetts, U.S., Arriving Passenger and Crew Lists, 1820-1963
Ireland, Civil Registration Deaths Index, 1864-1958
Australia, Death Index, 1787-1985
1820 United States Federal Census
England & Wales, Civil Registration Death Index, 1916-2007
1901 Scotland Census
Web: Oklahoma, Find A Grave Index, 1800-2012
England & Wales, Civil Registration Death Index, 1837-1915
U.S., World War II Draft Cards Young Men, 1940-1947
Massachusetts, U.S., Town and Vital Records, 1620-1988
U.S., Passport Applications, 1795-1925
U.S., Civil War Soldier Records and Profiles, 1861-1865
California, U.S., Arriving Passenger and Crew Lists, 1882-1959
U.S., Federal Census Mortality Schedules Index, 1850-1880
1891 Scotland Census
New York, U.S., State Census, 1915
U.S., Civil War Soldiers, 1861-1865
UK and Ireland, Incoming Passenger Lists, 1878-1960
North Carolina, U.S., Marriage Index, 1741-2004
Canada, World War I CEF Attestation Papers, 1914-1918
1861 Scotland Census
Texas, U.S., Divorce Index, 1968-2015
Canadian Genealogy Index, 1600s-1900s
Geneanet Community Trees Index
New South Wales, Australia, Assisted Immigrant Passenger Lists, 1828-1896
New York, U.S., State Census, 1925
1950 United States Federal Census
1851 Scotland Census
Indiana, U.S., Marriage Index, 1800-1941
U.S., Cemetery and Funeral Home Collection, 1847-Current
Illinois, U.S., Deaths and Stillbirths Index, 1916-1947
Family Data Collection - Marriages
Virginia, U.S., Compiled Marriages, 1740-1850
Virginia, U.S., Compiled Census and Census Substitutes Index, 1800-1890
Web: New York, Find A Grave Index, 1660-2012
New Hampshire, U.S., Marriage Records Index, 1637-1947
Florida, U.S., Death Index, 1877-1998
Ohio 1910 Census Miracode Index
1916 Canada Census of Manitoba, Saskatchewan, and Alberta
Web: Ohio, Find A Grave Index, 1787-2012
Minnesota, U.S., Territorial and State Censuses, 1849-1905
Web: California, Find A Grave Index, 1775-2012
Georgia, U.S., Death Index, 1919-1998
Indiana, U.S., WPA Death Index, 1882-1920
1841 England Census
South Carolina, U.S., Death Records, 1821-1972
1861 England Census
Ohio, U.S., Births and Christenings Index, 1774-1973
U.S., Civil War Draft Registrations Records, 1863-1865
England & Wales, Civil Registration Marriage Index, 1837-1915
U.S., Border Crossings from Canada to U.S., 1895-1960
Tennessee, U.S., Deaths and Burials Index, 1874-1955
Michigan, U.S., Death Records, 1897-1929
North Carolina, U.S., Index to Marriage Bonds, 1741-1868
UK, Soldiers Died Great War, 1914-1919
Nevada, U.S., Marriage Index, 1956-2005
Minnesota, U.S., Death Index, 1908-2017
Oklahoma and Indian Territory, U.S., Indian Censuses and Rolls, 1851-1959
Ohio, U.S., Marriage Abstracts, 1970, 1972-2007
North Carolina, U.S., Birth Indexes, 1800-2000
Canada, Incoming Passenger Lists, 1865-1935
Cook County, Illinois, U.S., Deaths Index, 1878-1922
U.S., Department of Veterans Affairs BIRLS Death File, 1850-2010
New Hampshire, U.S., Death and Burial Records Index, 1654-1949
North Carolina, U.S., Compiled Census and Census Substitutes Index, 1790-1890
U.S., Newspapers.com™ Marriage Index, 1800s-current
1810 United States Federal Census
Quebec, Canada, Vital and Church Records (Drouin Collection), 1621-1968
West Virginia, U.S., Deaths Index, 1853-1973
England & Wales, Civil Registration Birth Index, 1916-2007
Florida, U.S., State Census, 1867-1945
South Dakota, U.S., Marriages, 1905-2018
Missouri, U.S., Marriage Records, 1805-2002
1800 United States Federal Census
1871 Scotland Census
Massachusetts, U.S., Compiled Marriages, 1633-1850
in the U.S., Civil War Pension Index: General Index to Pension Files, 1861-1934
Wisconsin, U.S., Marriage Index, 1973-1997
U.S., Naturalization Records Indexes, 1794-1995
U.S., New England Marriages Prior to 1700
Web: Virginia, Find A Grave Index, 1607-2012
American Civil War Soldiers
New Hampshire, U.S., Births and Christenings Index, 1714-1904
U.S., General Land Office Records, 1776-2015
Alabama, U.S., Marriage Index, 1800-1969
Ireland, Civil Registration Marriages Index, 1845-1958
Web: Alabama, Find A Grave Index, 1755-2012
England & Wales, Civil Registration Marriage Index, 1916-2005
U.S., School Yearbooks, 1900-2016
California, U.S., Divorce Index, 1966-1984
Web: Pennsylvania, Find A Grave Index, 1682-2012
California Birth Index, 1905-1995
UK, British Army World War I Service Records, 1914-1920
Web: Kansas, Find A Grave Index, 1854-2012
Mississippi, U.S., Compiled Census and Census Substitutes Index, 1805-1890
Michigan, U.S., Death Index, 1971-1996
Arkansas, U.S., Compiled Census and Census Substitutes Index, 1819-1860
Idaho, U.S., Marriage Records, 1863-1971
1790 United States Federal Census
Web: Illinois, Find A Grave Index, 1809-2012
American Marriages Before 1699
Web: Tennessee, Find A Grave Index, 1777-2012
Web: Oregon, Find A Grave Index, 1819-2012
Web: Connecticut, Find A Grave Index, 1636-2013
Minnesota Cemetery Inscription Index, Select Counties
Ohio, U.S., County Marriage Records, 1774-1993
Ohio, U.S., Rutherford B. Hayes Presidential Center Obituary Index, 1810s-2016
Utah, U.S., Cemetery Inventory, 1847-2021
Web: Massachusetts, Find A Grave Index, 1620-2013
U.S., Federal Census Mortality Schedules, 1850-1885
New Jersey, U.S., Births and Christenings Index, 1660-1931
Missouri, U.S., Death Records, 1850-1931
Burke’s Family Records (Indexed)
Virginia Genealogical Society Quarterly
Iowa, U.S., State Census, 1895
Vermont, U.S., Marriage Records, 1909-2008
Iowa, U.S., Births and Christenings Index, 1800-1999
Web: South Carolina, Find A Grave Index, 1729-2012
Vermont, U.S., Death Records, 1909-2008
Wisconsin, U.S., Death Index, 1808-1907
Web: North Dakota, Find A Grave Index, 1850-2012
U.S., Evangelical Lutheran Church in America Church Records, 1781-1969
U.S., Newspapers.com™ Obituary Index, 1800s-current
Wisconsin, U.S., State Censuses, 1855-1905
U.S., Indexed County Land Ownership Maps, 1860-1918
London, England, Church of England Baptisms, Marriages and Burials, 1538-1812
Minnesota, U.S., Marriage Index, 1958-2001
UK, British Army World War I Medal Rolls Index Cards, 1914-1920
Idaho, U.S., Death Index, 1890-1964
Chester County, Pennsylvania Wills, 1713-1825
Indiana, U.S., Select Marriages Index, 1748-1993
Selected U.S. Naturalization Records - Original Documents, 1790-1974
South Dakota, U.S., Birth Index, 1856-1918
Washington, U.S., Arriving and Departing Passenger and Crew Lists, 1882-1965
U.S., Naturalization Record Indexes, 1791-1992 (Indexed in World Archives Project)
South Dakota, U.S., Death Index, 1879-1955
U.S., Revolutionary War Pension and Bounty-Land Warrant Application Files, 1800-1900
Minnesota, U.S., Birth Index, 1935-2004
Pennsylvania, U.S., Arriving Passenger and Crew Lists, 1798-1962
New South Wales and Tasmania, Australia Convict Musters, 1806-1849
Morrow County, Ohio Vital Records, 1830-1893
Montana Death Index, 1907-2007
Michigan, U.S., Arriving Passenger and Crew Lists, 1903-1965
English Origins of New England Families, Vol. I
London, England, Death Notices from The Times, 1982-1988
Massachusetts, U.S., Town Death Records, 1620-1850
Canada, Ocean Arrivals (Form 30A), 1919-1924
1860 U.S. Federal Census - Slave Schedules
Arkansas, U.S., Compiled Marriages, 1851-1900
Web: RootsWeb Cemetery Index, 1800-2010
Web: Kentucky, Find A Grave Index, 1776-2012
Web: Michigan, Find A Grave Index, 1805-2012
Web: Missouri, Find A Grave Index, 1812-2012
Web: New Jersey, Find A Grave Index, 1664-2012
Web: Mississippi, Find A Grave Index, 1798-2012
Web: Utah, Find A Grave Index, 1847-2012
Web: Washington, Find A Grave Index, 1821-2012
Web: Canadian Headstone Index, 1840-2017
U.S., War of 1812 Service Records, 1812-1815
UK, British Army World War I Pension Records 1914-1920
Virginia 1910 Census Miracode Index
U.S., Border Crossings from Mexico to U.S., 1895-1964
U.S., IRS Tax Assessment Lists, 1862-1918
The Royal Descents of 600 Immigrants
U.S. School Yearbooks
Pennsylvania and New Jersey, U.S., Church and Town Records, 1669-2013
Pennsylvania, U.S., Veterans Burial Cards, 1777-2012
Michigan, U.S., County Marriage Records, 1822-1940
New York, U.S., State Census, 1892
Nash County, North Carolina Vital Records Abstracts
New Jersey, U.S., Deaths and Burials Index, 1798-1971
Kentucky, U.S., Death Index, 1911-2000
Kentucky, U.S., Marriage Index, 1973-1999
Historical Newspapers, Birth, Marriage, & Death Announcements, 1851-2003
Indiana, U.S., Birth Certificates, 1907-1944
Indiana, U.S., Marriages, 1810-2001
Indiana, U.S., WPA Birth Index, 1880-1920
Massachusetts, U.S., Death Index, 1970-2003
Maryland, U.S., Compiled Marriages, 1655-1850
Canada, Obituary Collection, 1898-Current
Detroit, Michigan, U.S., Border Crossings and Passenger and Crew Lists, 1905-1963
Connecticut, U.S., Marriage Index, 1959-2012
1841 Scotland Census
England & Wales, National Probate Calendar (Index of Wills and Administrations), 1858-1995
1890 Veterans Schedules of the U.S. Federal Census
Australia, Birth Index, 1788-1922
Connecticut, U.S., Town Death Records, pre-1870 (Barbour Collection)
Cook County, Illinois Death Index, 1908-1988
Christ Church Parish, Virginia Births, 1653-1812
Connecticut, U.S., Compiled Census and Census Substitutes Index, 1790-1890
Georgia, U.S., Compiled Marriages, 1754-1850
Idaho State Journal (Pocatello, Idaho)
Maryland, U.S., Births and Christenings Index, 1662-1911
Maryland, U.S., Compiled Census and Census Substitutes Index, 1776-1890
Iowa, U.S., Cemetery Records, 1662-1999
Kentucky, U.S., Birth Index, 1911-1999
New York, Genealogical Records, 1675-1920
Oregon, U.S., Marriage Indexes, 1906-2009
Passenger Ships and Images
Pennsylvania 1910 Miracode Index
Nova Scotia, Canada, Deaths, 1864-1877, 1890-1970
Ogden Standard Examiner (Ogden, Utah)
U.S., Army, Register of Enlistments, 1798-1914
St. Louis, Missouri, U.S., Death Records, 1850-1902
U.S., Revolutionary War Pensioner Census, 1840
Web: Allen County, Indiana, U.S., Obituary Index, 1841-2010
Wisconsin, U.S., Death Index, 1959-1997
Web: Wisconsin, Find A Grave Index, 1836-2012
Web: Iowa, Find A Grave Index, 1800-2012
Web: Minnesota, Find A Grave Index, 1800-2012
Massachusetts, U.S., Applications of Freemen, 1630-1691
Massachusetts, U.S., Compiled Census and Census Substitutes Index, 1790-1890
80 immigrants : our Merrill-Covell pedigree
Virginia Soldiers of 1776
England & Wales Marriages, 1538-1988
Alabama, U.S., Compiled Marriages from Selected Counties, 1809-1920
Indiana, U.S., Compiled Marriages, 1802-1892
Connecticut, U.S., Deaths and Burials Index, 1650-1934
England & Wales, Criminal Registers, 1791-1892
Cook County, Illinois Marriage Index, 1930-1960
Alabama, U.S., Homestead and Cash Entry Patents, Pre-1908
Index of the Rolls of Honor (Ancestor's Index) in the Lineage Books of the National Society of the Daughters of the American Revolution, Vol. IV
Virginia's Colonial Soldiers
Virginia, U.S., Land, Marriage, and Probate Records, 1639-1850
U.S., World War II Navy Muster Rolls, 1938-1949
U.S., American Civil War Regiments, 1861-1866
U.S., Confederate Soldiers Compiled Service Records, 1861-1865
The Pioneers of Massachusetts, 1620-1650
U.S., Adjutant General Military Records, 1631-1976
Tennessee, U.S., Compiled Marriages, 1784-1825
The Griswold family : England-America
New Jersey, U.S., Marriage Records, 1683-1802
Nova Scotia, Canada, Marriages, 1763-1945
Kentucky, U.S., Death Records, 1852-1965
Married Well and Often: Marriages of the Northern Neck of Virginia, 1649-1800
Mississippi, U.S., Homestead and Cash Entry Patents, Pre-1908
England, Pallot's Marriage Index, 1780-1837
Genealogies of Virginia Families from the William and Mary College Quarterly. Vol. V. Thompson-Yates
Georgia Marriages, 1699-1944
Illinois, U.S., Compiled Marriages, 1851-1900
Christ Church Parish, Virginia Marriages, 1653-1812
Historical Register of Virginians in the Revolution
Virginia, U.S., Select Marriages, 1785-1940