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Free California Genealogy Records Online
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California Genealogy By County
County | County Seat | Date Formed | Origin |
---|---|---|---|
Alameda County | Oakland | 1853 | Contra Costa and Santa Clara |
Alpine County | Markleeville | 1864 | Amador, El Dorado, Calaveras, Mono and Tuolumne |
Amador County | Jackson | 1854 | Calaveras |
Butte County | Oroville | 1850 | Original |
Calaveras County | San Andreas | 1850 | Original |
City and County of San Francisco | San Francisco | 1850 | Original |
Colusa County | Colusa | 1850 | Original |
Contra Costa County | Martinez | 1850 | Original |
Del Norte County | Crescent City | 1857 | Klamath |
El Dorado County | Placerville | 1850 | Original |
Fresno County | Fresno | 1856 | Mariposa, Merced and Tulare |
Glenn County | Willows | 1891 | Colusa |
Humboldt County | Eureka | 1853 | Trinity |
Imperial County | El Centro | 1907 | San Diego |
Inyo County | Independence | 1866 | Mono and Tulare |
Kern County | Bakersfield | 1866 | Los Angeles and Tulare |
Kings County | Hanford | 1893 | Tulare |
Lake County | Lakeport | 1861 | Napa |
Lassen County | Susanville | 1864 | Plumas and Shasta, and now defunct Lake County, Nevada |
Los Angeles County | Los Angeles | 1850 | Original |
Madera County | Madera | 1893 | Mariposa |
Marin County | San Rafael | 1850 | Original |
Mariposa County | Mariposa | 1850 | Original |
Mendocino County | Ukiah | 1850 | Original |
Merced County | Merced | 1855 | Mariposa |
Modoc County | Alturas | 1874 | Siskiyou |
Mono County | Bridgeport | 1861 | Calaveras, Fresno and Mariposa |
Monterey County | Salinas | 1850 | Original |
Napa County | Napa | 1850 | Original |
Nevada County | Nevada City | 1851 | Yuba |
Orange County | Santa Ana | 1889 | Los Angeles |
Placer County | Auburn | 1851 | Sutter and Yuba |
Plumas County | Quincy | 1854 | Butte |
Riverside County | Riverside | 1893 | San Bernardino and San Diego |
Sacramento County | Sacramento | 1850 | Original |
San Benito County | Hollister | 1874 | Monterey |
San Bernardino County | San Bernardino | 1853 | Los Angeles |
San Diego County | San Diego | 1850 | Original |
San Diego County | San Diego | 1850 | Original |
San Francisco County | San Francisco | 1850 | Original |
San Joaquin County | Stockton | 1850 | Original |
San Luis Obispo County | San Luis Obispo | 1850 | Original |
San Mateo County | Redwood City | 1856 | San Francisco and Santa Cruz |
Santa Barbara County | Santa Barbara | 1850 | Original |
Santa Clara County | San Jose | 1850 | Original |
Santa Cruz County | Santa Cruz | 1850 | Original |
Shasta County | Redding | 1850 | Original |
Sierra County | Downieville | 1852 | Yuba |
Siskiyou County | Yreka | 1852 | Shasta and Klamath |
Solano County | Fairfield | 1850 | Original |
Sonoma County | Santa Rosa | 1850 | Original |
Stanislaus County | Modesto | 1854 | Tuolumne |
Sutter County | Yuba City | 1850 | Original |
Tehama County | Red Bluff | 1856 | Butte, Colusa and Shasta |
Trinity County | Weaverville | 1850 | Original |
Tulare County | Visalia | 1852 | Mariposa |
Tuolumne County | Sonora | 1850 | Original |
Ventura County | Ventura | 1872 | Santa Barbara |
Yolo County | Woodland | 1850 | Original |
Yuba County | Marysville | 1850 | Original |
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