California Counties

California, state of the United States of America. There are 58 county in California. You can find the list of these counties and detailed information from the links below.

Los Angeles County
Los Angeles County

Los Angeles County, population 9,943,046

San Diego County
San Diego County

San Diego County, population 3,332,427

Orange County
Orange County

Orange County, population 3,166,857

As the most populous state, California contains 58 counties of varying size, geography, and economy. Here are some notable counties:

Los Angeles County - Home to Los Angeles, this southern California county has over 10 million residents. It is a global hub for media, culture, business, and technology.

Orange County - Located south of Los Angeles, Orange County mixes suburban cities like Anaheim and Santa Ana with beautiful beaches. The Disneyland Resort drives tourism.

Santa Clara County - Part of Silicon Valley, Santa Clara County encompasses tech hub San Jose along with companies like Apple and Google. Population tops 1.9 million.

Alameda County - Sitting across from San Francisco, Alameda County features progressive cities like Berkeley and Oakland. Biotech, healthcare, and finance thrive.

Shasta County - In rural northern California, Shasta County offers forests, lakes, and the Shasta Mountain Range. Agriculture and tourism are important industries.

Inyo County - The eastern side of the Sierra Nevada, Inyo County is California's second largest county by area but also one of the least populated. It offers scenic public lands.

The extreme diversity among California's massive urban centers, sprawling suburbs, agricultural communities, and remote desert counties exhibits why the Golden State contains every kind of lifestyle within its borders.

A B C D E F G H I J K L M N O P Q R S T U V W X Y Z all
County Name Population Cities
Alameda County 1,662,323 Alameda County cities
Alpine County 1,119 Alpine County cities
Amador County 40,083 Amador County cities
Butte County 212,744 Butte County cities
Calaveras County 46,308 Calaveras County cities
Colusa County 21,558 Colusa County cities
Contra Costa County 1,152,333 Contra Costa County cities
Del Norte County 27,968 Del Norte County cities
El Dorado County 192,925 El Dorado County cities
Fresno County 1,000,918 Fresno County cities
Glenn County 28,283 Glenn County cities
Humboldt County 134,977 Humboldt County cities
Imperial County 180,267 Imperial County cities
Inyo County 18,046 Inyo County cities
Kern County 901,362 Kern County cities
Kings County 152,692 Kings County cities
Lake County 64,479 Lake County cities
Lassen County 30,016 Lassen County cities
Los Angeles County 9,943,046 Los Angeles County cities
Madera County 157,761 Madera County cities
Marin County 257,332 Marin County cities
Mariposa County 17,160 Mariposa County cities
Mendocino County 86,061 Mendocino County cities
Merced County 279,252 Merced County cities
Modoc County 8,763 Modoc County cities
Mono County 14,534 Mono County cities
Monterey County 430,906 Monterey County cities
Napa County 135,965 Napa County cities
Nevada County 99,606 Nevada County cities
Orange County 3,166,857 Orange County cities
Placer County 402,950 Placer County cities
Plumas County 18,967 Plumas County cities
Riverside County 2,489,188 Riverside County cities
Sacramento County 1,559,146 Sacramento County cities
San Benito County 64,055 San Benito County cities
San Bernardino County 2,189,183 San Bernardino County cities
San Diego County 3,332,427 San Diego County cities
San Francisco County 866,606 San Francisco County cities
San Joaquin County 767,967 San Joaquin County cities
San Luis Obispo County 282,249 San Luis Obispo County cities
San Mateo County 758,308 San Mateo County cities
Santa Barbara County 444,766 Santa Barbara County cities
Santa Clara County 1,907,105 Santa Clara County cities
Santa Cruz County 269,925 Santa Cruz County cities
Shasta County 179,027 Shasta County cities
Sierra County 2,920 Sierra County cities
Siskiyou County 43,245 Siskiyou County cities
Solano County 446,935 Solano County cities
Sonoma County 489,819 Sonoma County cities
Stanislaus County 550,081 Stanislaus County cities
Sutter County 96,385 Sutter County cities
Tehama County 64,494 Tehama County cities
Trinity County 12,216 Trinity County cities
Tulare County 468,680 Tulare County cities
Tuolumne County 54,515 Tuolumne County cities
Ventura County 841,387 Ventura County cities
Yolo County 219,728 Yolo County cities
Yuba County 80,160 Yuba County cities

Counties on Map (58)