California's
58 COUNTIES
Seven
months before California officially became a State
there were 27 counties formed
on
February 18, 1850
[They are marked below
with an asterisk ( * ).]
Click on
the county name to visit the official County websites.
Alameda
- Alpine - Amador
Butte*
Calaveras* - Colusa*
- Contra Costa*
Del Norte
El Dorado*
Fresno
Glenn
Humboldt
Imperial - Inyo
Kern - Kings
Lake - Lassen
- Los Angeles*
Madera - Marin*
- Mariposa* - Mendocino*
- Merced - Modoc
- Mono - Monterey*
Napa* - Nevada
Orange
Placer - Plumas
Riverside
Sacramento* - San
Benito - San Bernardino - San
Diego* - San Francisco City and County*
San Joaquin* - San
Luis Obispo* - San Mateo* - Santa
Barbara - Santa Clara*
- Santa Cruz*
Shasta* - Sierra*
- Siskiyou - Solano*
- Sonoma* - Stanislaus
- Sutter*
Tehama - Trinity*
- Tulare - Tuolumne*
Ventura
Yolo* - Yuba*
(Neither Modoc nor Tuolumne counties yet has an official government website.)