Lake County, California Genealogy

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

County Courthouse
County Clerk has birth, marriage, death and land records from 1867, mining and miscellaneous records; Clerk Superior Court has divorce, probate and court records

Parent County
20 May 1861: Lake County was created from Napa County. County seat: Lakeport

Description
The county was named from Clear Lake, the dominant geographic feature in the county and the largest natural lake wholly within California. The County Seat is Lakeport and was founded May 20, 1861. It is located in the northwest area of the state.

Boundary Changes
"Rotating Formation California County Boundary Maps" (1850-1925) may be viewed for free at the MapofUS.org website.

Record Loss
1867 Courthouse burned down and all earlier records were destroyed.

Neighboring Counties

 * Colusa
 * Glenn
 * Mendocino
 * Napa
 * Sonoma
 * Yolo

Biography

 * Index to Lake County Biographies (USGenWeb Archives)
 * Lake County Biographies (CAGenWeb Project)

Cemeteries
The following web site may have additional information on Lake  County cemeteries.


 * Interment.net California cemetery records by County.

Census

 * 1860 - Census, Napa County, California, Clear Lake Township (CAGenWeb Project)
 * 1870 - Index of Lake County Census Records by Location (USGenWeb Archives)

Directories

 * 1867 - Pacific Coast Business Directory for Lake County (CAGenWeb Project)
 * 1878 - 1879 - McKenney's District Directory - Lake County Portion (CAGenWeb Project)

History

 * Lake County, in Memorial And Biographical History Of Northern California (USGenWeb Archives)

Land and Property

 * Index to Federal Land Patents, Lake County (USGenWeb Archives)

Migration

 * 1906-1935 - at FamilySearch — index

Civil War

 * Lake County Civil War Veterans and Cemeteries (CAGenWeb Project)
 * Lake County List of Pensioners on the Roll, January 1, 1883 (Genealogy Trails)

World War I

 * Lake County WWI Draft Registrations (CAGenWeb Project)

World War II

 * Lake County Index of World War II Army Enlistment Records (Genealogy Trails)
 * World War II Honor List of Dead and Missing Army and Army Air Forces Personnel, Lake County, California (Genealogy Trails)

Naturalization and Citizenship

 * 1849-1985 - at FamilySearch — index and images

Obituaries

 * Lake County Obituaries and Death Notices (CAGenWeb Project)
 * Lake County Obituary Index (Genealogy Trails)

Probate Records
Online Probate Records
 * 1782 – 1999 California Wills and Probate Records 1782-1999 at Ancestry.com — index and images $
 * 1833 – 1991 at FamilySearch — images
 * Lake County Probate Index (CAGenWeb Project)

Family History Centers

 * Introduction to Family History Centers
 * Highlands California Family History Center
 * Lakeport California Family History Center

Societies
Lake County Genealogical Society P.O. Box 1323 Lakeport 95453 Website

Lake County Historical Society P.O. Box 1011 Lakeport 95453 Website

Taxation

 * 1872-73 - Lake County Delinquent Taxes - Fiscal Year 1872-73 (CAGenWeb Project)
 * 1874-75 - Lake County Delinquent Taxes - Fiscal Year 1874-75 (CAGenWeb Project)

Birth

 * 1800 - 1994 - at FamilySearch — index and images
 * 1812 - 1988 - at FamilySearch — index
 * 1875 - 1899 - Lake County Birth Notices (Genealogy Trails)
 * 1905 - 1995 - at FamilySearch — index
 * 1905 - 1910 - Lake County Birth Index by Year (Genealogy Trails)
 * To 1910 - Lake County Births from County Birth Indexes and Newspapers (CAGenWeb Project)

Marriage

 * 1800 - 2007 - California, United States Marriages at FindMyPast — index $
 * 1850 - 1945 - at FamilySearch — index
 * 1850 - 1952 - at FamilySearch — index and images
 * 1854 - 1885 - Western States Marriage Index.
 * 1960 - 1985 - at FamilySearch — index and images
 * Lake County Marriage Notices (CAGenWeb Project)

Divorce

 * 1966 - 1984 - at FamilySearch — index

Death

 * 1800 - 1994 - at FamilySearch — index and images
 * 1905 - 1939 - at FamilySearch — index
 * 1940 - 1997 - at FamilySearch — index

Websites

 * Lake County CAGenWeb
 * Lake County, CA History, Records, Facts and Genealogy (Familytree101)
 * Linkpendium
 * USGenWeb Archives
 * USGenWeb Archives backup site
 * FamilySearch Catalog
 * Lake County, California Genealogy Trails
 * Lake County CA Genealogy (LDS Genealogy)