California County Codes & Other Resources


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The following headings require some explanations, and they are:
Links:
County
Code
County Name
County Recorder's Address
Date Formed
Parent Counties
Birth
Marriage
Death
Land
Probate
Court
 
01Alameda1853
Contra Costa
Santa Clara
1919
1853
1853
1853
1853
1853


02Alpine1864
Eldorado, Amador
Calaveras
1900
1900
1900
1900
1900
1900


03Amador1854
Calaveras
1854
1854
1854
1854
1854
1854


04Butte1850
Original County
1850
1850
1850
1850
1850
1850


05Calaveras1850
Original County
1860
1882
1882
1852
1866
1866


06Colusa1850
Original County
1850
1850
1850
1850
1850
1850


07Contra Costa1850
Original County
1850
1850
1850
1850
1850
1850


08Del Norte1857
Klamath
1857
1858
1858
1858
1858
1858


09El Dorado1850
Original County
1905
1905
1905
1850
1850
1850


10Fresno1856
Merced
Mariposa
1900
1900
1900
1860
1860
1860


11Glenn1891
Colusa
1891
1891
1891
1891
1891
1891


12Humboldt1853
Trinity
1886
1886
1886
1853
1853
1853


13Imperial1907
San Diego
1907
1907
1907
1907
1907
1907


14Inyo1866
Tulare
1905
1866
1905
1866
1866
1866


15Kern1866
Tulare, Los Angeles
1866
1866
1866
1866
1866
1866


16Kings1893
Tulare
1893
1893
1893
1893
1893
1893


17Lake1861
Napa
1867
1867
1867
1867
1867
1867


18Lassen1864
Plumas
Shasta
1864
1864
1864
1864
1864
1864


19Los Angeles1850
Original County
1850
1850
1850
1850
1850
1850


20Madera1893
Fresno
1893
1893
1893
1893
1893
1893


21Marin1850
Original County
1850
1850
1850
1850
1850
1850


22Mariposa1850
Original County
1850
1850
1850
1850
1850
1850
Deaths 1873-1904

23Mendocino1850
Original County
1850
1850
1850
1850
1872
1858


24Merced1855
Mariposa
1855
1855
1855
1855
1855
1855


25Modoc1874
Siskiyou
1874
1874
1874
1874
1874
1874


26Mono1861
Fresno
Calaveras
1864
1864
1864
1864
1864
1864


27Monterey180
Original County
1850
1850
1850
1850
1850
1850


28Napa1850
Original County
1850
1850
1850
1850
1850
1850


29Nevada1851
Yuba
1873
1856
1873
1856
1880
1880


30Orange1889
Los Angeles
1889
1889
1889
1889
1889
1889


31Placer1851
Yuba
Sutter
1851
1851
1851
1851
1851
1851


32Plumas1854
Butte
1860
1860
1860
1854
1860
1860


33Riverside1893
San Diego
San Bernardino
1893
1893
1893
1893
1893
1893


34Sacramento1850
Original County
1850
1850
1850
1850
1850
1850


35San Benito1874
Monterey
1874
1874
1874
1874
1874
1874


36San Bernardino1853
Los Angeles
1853
1887
1853
1853
1853
1853


37San Diego1850
Original County
1850
1850
1850
1850
1850
1850


38San Francisco1850
Original County
1906
1906
1906
1906
1906
1906


39San Joaquin1850
Original County
1851
1851
1851
1851
1851
1851


40San Luis Obispo1850
Original County
1850
1850
1850
1850
1854
1854


41San Mateo1856
San Francisco
1866
1856
1873
1856
1880
1866


42Santa Barbara1850
Original County
1850
1873
1850
1850
1850
1850


43Santa Clara1850
Original County
1850
1850
1850
1850
1850
1850
44Santa Cruz 1850
Original County
1873
1852
1873
1850
1850
18507


45Shasta1850
Original County
1850
1850
1850
1850
1880
1880


46Sierra1852
Yuba
1852
1852
1852
1852
1852
1852


47Siskiyou1852
Klamath
Shasta
1852
1852
1852
1852
1852
1852


48Solano1850
Original County
1850
1850
1850
1850
1850
1850


49Sonoma1850
Original County
1850
1850
1850
1850
1850
1850


50Stanislaus1854
Tuolumne
1854
1854
1854
1854
1854
1854


51Sutter1850
Original County
1850
1850
1850
1850
1850
1850


52Tehama1856
Colusa
Butte
Shasta
1889
1856
1889
1856
1856
1856


53Trinity1850
Original County
1889
1856
1889
1856
1856
1856


54Tulare1852
Mariposa
1852
1873
1852
1852
1852
1852
 
55Tuolumne1850
Original County
1858
18507
1859
1850
1850
1850


56Ventura
1872
Santa Barbara
1873
1873
1873
1871
1873
1873


57Yolo1850
Original County
1850
1850
1850
1850
1850
1850


58Yuba1850
Original County
1850
1865
1850
1850
1850
1850





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