Lake County, Colorado Genealogy

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United States  Gotoarrow.png ColoradoGotoarrow.png Lake County

Guide to Lake County, Colorado ancestry, family history, and genealogy birth records, marriage records, death records, census records, family history, and military records.


Lake County, Colorado
Map of Colorado highlighting Lake County
Location in the state of Colorado
Map of the U.S. highlighting Colorado
Location of Colorado in the U.S.
Founded November 1, 1861
County Seat Leadville
Address Lake County Courthouse
505 Harrison Ave
Leadville, CO 80461-0917
Phone. 719.486.1410
Lake County Website

County Courthouse

Formerly Carbonate Co. Name changed to Lake 10 Feb 1879
County Clerk has marriage records from 1869, land records
from 1861 and some burial records 1885-1903 Clerk District
Court has divorce, probate and court records[1]

Historical Facts

Beginning dates for major county records
1891-1906 [2]*
1869 [2]*
1881-1903 [2]*


*For earlier dates, try... Church | Obituaries | Cemeteries

Early birth records are kept by the City Clerk in Leadville.[2]

County Seat

Leadville [3]

Parent County

1861--Lake County was created 1 November 1861 as an original county. When it was divided in 1879, the part which is Lake County today was known as Carbonate County for a brief period. Chaffee County was known as Lake County during this same time period before its name became Chaffee.

Neighboring Counties


Record Loss

There is no known history of courthouse disasters in this county.



Lake County’s Public Library’s website has links to records of Lake County’s cemeteries.

Interments in the “Old” Leadville Cemetery began in 1877. The Evergreen Cemetery opened up in November of 1879; some graves were moved from the “Old” Leadville Cemetery to the new Evergreen Cemetery. A Catholic cemetery, St. Joseph’s, opened in the mid 1800s. Some graves were moved from the Catholic section of the Evergreen Cemetery to St. Joseph’s.

1877-1879 Old Leadville Cemetery Records:
Original Leadville Cemetery- (alphabetical order by last name)
Evergreen (Leadville, Colorado) Cemetery Records:
1879-1981 Evergreen Cemetery (A-G) (alphabetical by last name)
1879-1981 Evergreen Cemetery (H-O)
1879-1981 Evergreen Cemetery (P-Z)
Evergreen Cemetery Walking Tour
Who’s Where in Leadville’s Evergreen Cemetery (abbreviations, sample page, key map and 13 sectional maps)

St. Joseph’s Records:
1888-1981 Catholic Cemeteries (alphabetical order by last name following the page of Catholic cemetery list.)
Who’s Where in Leadville’s Catholic Cemeteries (contains abbreviations, sample page, key maps, maps of St. Joseph’s, Holy Cross, Granite, and Twin Lakes Cemeteries)

Tombstone Transcriptions Online Tombstone Transcriptions in Print List of Cemeteries in the county Family History Library
COGenWeb WorldCat Billion Graves
COGenWeb Archives
Tombstone Project
Colorado Gravestones
Billion Graves
See Colorado Cemeteries for more information.


For tips on accessing Lake County, Colorado Genealogy census records online, see: Colorado Census.

  • 1860-1940 Colorado Census Records from 1860 to 1940 at — index/images

Church Records

Court Records

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.




Local History and Biography

Local histories are available for Lake 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.

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.



Naturalization and Citizenship


Additional newspapers abstracts can sometimes be found using search phrases such as Lake County, Colorado Genealogy newspapers in online catalogs like:



Probate Records

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.

Online Records

Public Records

School Records

1880-1903 Colorado State Archives has put an index to the School Census for District No. 6 for the years 1880-1903 on-line.



The Colorado State Archives has the following records available for Lake 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
1897-1920 Horseshoers
1936-1942 Civilian Conservation Corps Enrollments
1966-1968 Vietnam Deaths

1880-1903 Lake County School District #6
1883-1884 Lake County Justice of the Peace Cases
1883-1910 Leadville School Census
1893-1900 Lake County School District #12
1909 Lake County Births to 1909
1952-1958 Lake County School District #15

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.


Lake County Public Library
1115 Harrison Ave
Leadville, CO 80461
Telehone: 719-486-0569
Lake Co. Public Library website


Leadville Heritage Museum Association
102 E 9th St
PO Box 962
Leadville, Colorado 80461
Telephone: 719-486-1878


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

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.


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. [4]


Death records may become public records when 75 years have elapsed after the date of death. [4]



Web Sites


  1. Handybook for Genealogists: United States of America, 10th ed. (Draper, Utah: Everton Pub., 2002), Lake County, Colorado. Page 99 At various libraries (WorldCat); FHL Book 973 D27e 2002.
  2. 2.0 2.1 2.2 2.3 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 93.
  3. The Handybook for Genealogists: United States of America,10th ed. (Draper, UT:Everton Publishers, 2002).
  4. 4.0 4.1 Letter from Colorado State Registrar, Dated September 1, 2011. Policy Number 2011- 08.