Table: Additions to and Subtractions from California Counties. Note: This file prints on 8.5 x 11 page set on landscape. ====================================================================== USGENWEB ARCHIVES NOTICE: In keeping with our policy of providing free information on the Internet, data may be used by non-commercial entities, as long as this message remains on all copied material. These electronic pages may NOT be reproduced in any format for profit or for presentation by other persons or organizations. Persons or organizations desiring to use this material for Purposes other than stated above must obtain the written consent of the file contributor. This file was contributed for use in the USGenWeb Archives by: Kelly Mullins, kellyj@snowcrest.net ====================================================================== Additions to and Subtractions from California Counties In this table, the left column shows the source of the territory when each county, listed in the middle column, was created. The right column shows the destination of the territory moved from one county to another at the time of the birth of a new county. Source of Territory County Territory Later Given to New Counties Contra Costa, Santa Clara 1853.............. Alameda Amador, El Dorado, Calaveras, Tuolumne 1864. Alpine Calaveras, El Dorado 1854................... Amador.......... Alpine 1864 One of the original 27 counties 1850........ Butte........... Plumas 1854; Tehama 1856 One of the original 27 counties 1850........ Calaveras....... Amador 1854; Alpine 1864 One of the original 27 counties 1850........ Colusa.......... Tehama 1856; Glenn 1891 One of the original 27 counties 1850........ Contra Costa.... Alameda 1853 Klamath 1857................................ Del Norte One of the original 27 counties 1850........ El Dorado....... Amador 1354; Alpine 1864 Mariposa, Merced, Tulare 1856................Fresno.......... Mono 1861; Madera 1893 Colusa 1891..................................Glenn Trinity 1853................................ Humboldt San Diego 1907.............................. Imperial Mono, Tulare 1866........................... Inyo Los Angeles, Tulare 1866.................... Kern Tulare 1893................................. Kings Trinity 1851................................ Klamath......... Del Norte 1857 Napa 1861................................... Lake Plumas, Shasta 1864......................... Lassen One of the original 27 counties 1350........ Los Angeles..... San Bernardino 1853; Kern 1866; Orange 1389 Fresno 1893................................. Madera One of the original 27 counties 1850........ Marin One of the original 27 counties 1850........ Mariposa........ Tulare 1852; Merced 1855; Fresno 1856; " Mono 1861 One of the original 27 counties 1850........ Mendocino Mariposa 1855............................... Merced.......... Fresno 1856 Siskiyou 1855............................... Modoc Calaveras, Fresno, Mariposa 1861............ Mono............ Inyo 1866 One of the original 27 counties 1850........ Monterey........ San Benito 1874 One of the original 27 counties 1850........ Napa............ Lake 1861 Yuba 1851................................... Nevada Los Angeles 1889............................ Orange Sutter and Yuba 1851........................ Placer Butte 1854.................................. Plumas.......... Lassen 1864 One of the original 27 counties 1850........ Sacramento Monterey 1874............................... San Benito Los Angeles 1853............................ San Bernardino.. Riverside 1893 One of the original 27 counties 1850........ San Diego....... Riverside 1893; Imperial 1907 One of the original 27 counties 1850........ San Francisco... San Mateo 1856 One of the original 27 counties 1850........ San Joaquin One of the original 27 counties 1850........ San Luis Obispo San Francisco 1856.......................... San Mateo One of the original 27 counties 1850........ Santa Barbara... Ventura 1872 One of the original 27 counties 1850........ Santa Clara..... Alameda 1853 One of the original 27 counties 1850........ Santa Cruz One of the original 27 counties 1850........ Shasta.......... Siskiyou 1852; Tehama 1856; Lassen 1864 Yuba 1852................................... Sierra Shasta and Klamath 1852..................... Siskiyou........ Modoc 1855 One of the original 27 counties 1850........ Solano One of the original 27 counties 1850........ Sonoma Tuolumne 1854............................... Stanislaus One of the original 27 counties 1850........ Sutter.......... Placer 1851 Butte, Colusa, and Shasta 1856.............. Tehama One of the original 27 counties 1850........ Trinity......... Klamath 1852; Humboldt 1853 Mariposa 1852............................... Tulare.......... Fresno 1856; Kern 1866; Inyo 1866; " Kings 1893 One of the original 27 counties 1850........ Tuolumne........ Stanislaus 1854; Alpine 1864 Santa Barbara 1872.......................... Ventura One of the original 27 counties 1850........ Yolo One of the original 27 counties 1850........ Yuba............ Placer 1851; Nevada 1851; Sierra 1852