|Counties of California|
|Location||State of California|
|Populations||Minimum: Alpine, 1,235|
Maximum: Los Angeles, 9,829,544
|Areas||Minimum: San Francisco, 47 square miles (120 km2)|
Maximum: San Bernardino, 20,062 square miles (51,960 km2)
The U.S. state of California is divided into 58 counties.The state was first divided into 27 counties on February 18, 1850. These were further sub-divided to form sixteen additional counties by 1860. Another fourteen counties were formed through further subdivision from 1861 to 1893. The most recent county to form was Imperial County, in 1907.
California is home to San Bernardino County, the largest county in the contiguous United States, as well as Los Angeles County, the most populous county in the United States.
California counties are general law counties by default, but may be chartered as provided in Article XI, Section 3 of the California Constitution.A charter county is granted limited home rule powers. Of the 58 counties in California, 14 are governed under a charter. They are Alameda, Butte, El Dorado, Fresno, Los Angeles, Orange, Placer, Sacramento, San Bernardino, San Diego, San Francisco, San Mateo, Santa Clara, and Tehama.
Nine counties in California are named for saints, tied with Louisiana for the largest number. This count omits Santa Cruz ("Holy Cross") County (not named for a saint), Merced County and Los Angeles County, both of whose names refer to Saint Mary, (i.e. Our Lady of Mercy (Merced) and Our Lady Queen of The Angels (Los Angeles)), and Ventura County, whose name is a shortening of the name of St. Bonaventure, the namesake of the local mission.
|County||FIPS code||County seat||Est.||Formed from||Etymology||General Law or Charter||Population (2021)||Area||Map|
|AlamedaCounty||001||Oakland||1853||Contra Costa and Santa Clara||The oak and other trees, once abundant in the region; alameda is Spanish for "avenue shaded by trees" or "cottonwood grove".||Charter||1,648,556||738 sq mi|
|AlpineCounty||003||Markleeville||1864||Amador, El Dorado, Calaveras, Mono and Tuolumne||Location high in the Sierra Nevada; alpine refers to the Alps or other mountains.||General Law||1,235||739 sq mi|
|AmadorCounty||005||Jackson||1854||Calaveras||Jose Maria Amador (1794–1883), a soldier, rancher, and miner who, along with several Native Americans, established a successful gold mining camp near present-day Amador City in 1848||General Law||41,259||606 sq mi|
|ButteCounty||007||Oroville||1850||original||Sutter Buttes, which were mistakenly thought to be in the county at the time of its establishment||Charter||208,309||1,640 sq mi|
|CalaverasCounty||009||San Andreas||1850||original||Calaveras River; calaveras is Spanish for "skulls".||General Law||46,221||1,020 sq mi|
|ColusaCounty||011||Colusa||1850||original||Rancho Colus land grant from Mexico||General Law||21,917||1,151 sq mi|
|Contra CostaCounty||013||Martinez||1850||original||Location across San Francisco Bay from San Francisco; contra costa is Spanish for "opposite coast".||General Law||1,161,413||720 sq mi|
|Del NorteCounty||015||Crescent City||1857||Klamath||Location along California's northern border; del norte is Spanish for "northern".||General Law||28,100||1,008 sq mi|
|El DoradoCounty||017||Placerville||1850||original||El Dorado, a mythical city of gold, owing to the area's significance in the California Gold Rush||Charter||193,221||1,712 sq mi|
|FresnoCounty||019||Fresno||1856||Mariposa, Merced and Tulare||The city of Fresno; fresno is Spanish for "ash tree".||Charter||1,013,581||5,963 sq mi|
|GlennCounty||021||Willows||1891||Colusa||Dr. Hugh J. Glenn, a California businessman and politician||General Law||28,805||1,315 sq mi|
|HumboldtCounty||023||Eureka||1853||Trinity||Alexander von Humboldt, a German naturalist and explorer||General Law||136,310||3,573 sq mi|
|ImperialCounty||025||El Centro||1907||San Diego||Imperial Valley, named after the Imperial Land Company||General Law||179,851||4,175 sq mi|
|InyoCounty||027||Independence||1866||Mono and Tulare||Exact etymology disputed; early settlers believed Inyo to be the native name for area mountains, but it may be the name of a Mono Indian leader.||General Law||18,970||10,192 sq mi|
|KernCounty||029||Bakersfield||1866||Los Angeles and Tulare||Edward Kern, cartographer for John C. Fremont's 1845 expedition||General Law||917,673||8,142 sq mi|
|KingsCounty||031||Hanford||1893||Tulare||Kings River; original Spanish name Rio de los Santos Reyes ("River of the Holy Kings")||General Law||153,443||1,390 sq mi|
|LakeCounty||033||Lakeport||1861||Napa||Clear Lake||General Law||68,766||1,258 sq mi|
|LassenCounty||035||Susanville||1864||Plumas and Shasta, and now defunct Lake County, Nevada||Peter Lassen, a Danish naturalist and explorer||General Law||33,159||4,558 sq mi|
|Los AngelesCounty||037||Los Angeles||1850||original||The city of Los Angeles, derived from the original Spanish name El Pueblo de Nuestra Señora la Reina de los Angeles del Río de Porciúncula ("The Village of Our Lady, the Queen of the Angels of the River of Porziuncola")||Charter||9,829,544||4,060 sq mi|
|MaderaCounty||039||Madera||1893||Fresno||The city of Madera, which was named for the lumber industry it was created for; madera is Spanish for "wood" or "timber".||General Law||159,410||2,138 sq mi|
|MarinCounty||041||San Rafael||1850||original||Chief Marin, "great chief of the tribe Licatiut" (a branch of the Coast Miwok people)||General Law||260,206||520 sq mi|
|MariposaCounty||043||Mariposa||1850||original||The city of Mariposa; mariposa is Spanish for "butterfly".||General Law||17,147||1,451 sq mi|
|MendocinoCounty||045||Ukiah||1850||original||Antonio de Mendoza, first viceroy of New Spain||General Law||91,305||3,509 sq mi|
|MercedCounty||047||Merced||1855||Mariposa||The city of Merced, derived from the original Spanish name El Río de Nuestra Señora de la Merced ("River of Our Lady of Mercy")||General Law||286,461||1,929 sq mi|
|ModocCounty||049||Alturas||1874||Siskiyou||The Modoc people||General Law||8,661||3,944 sq mi|
|MonoCounty||051||Bridgeport||1861||Calaveras, Fresno and Mariposa||Mono Lake; derived from Monachi, a Yokuts name for native peoples of the Sierra Nevada||General Law||13,247||3,044 sq mi|
|MontereyCounty||053||Salinas||1850||original||Derived from Monterey Bay, which was named for a Viceroy of New Spain, Gaspar de Zúñiga, 5th Count of Monterrey||General Law||437,325||3,322 sq mi|
|NapaCounty||055||Napa||1850||original||Disputed origin; possibly derived from the Patwin word napo, meaning "home"||General Law||136,207||754 sq mi|
|NevadaCounty||057||Nevada City||1851||Yuba||The phrase Sierra Nevada; nevada is Spanish for "snow-covered," referencing the area's high elevation. The neighboring state was named after the county, which was named after Nevada City.||General Law||103,487||958 sq mi|
|OrangeCounty||059||Santa Ana||1889||Los Angeles||Oranges, to illustrate a perception of a region with a semi-tropical atmosphere to those from the eastern parts of the United States||Charter||3,167,809||948 sq mi|
|PlacerCounty||061||Auburn||1851||Sacramento||Placer mining, a reference to the area being a center of the California Gold Rush||Charter||412,300||1,407 sq mi|
|PlumasCounty||063||Quincy||1854||Butte||The Feather River; plumas is Spanish for "feathers".||General Law||19,915||2,554 sq mi|
|RiversideCounty||065||Riverside||1893||San Bernardino and San Diego||The city of Riverside, named for its location on the Santa Ana River||General Law||2,458,395||7,208 sq mi|
|SacramentoCounty||067||Sacramento||1850||original||The city of Sacramento, named after the Santísimo Sacramento (Spanish for "Most Holy Sacrament")||Charter||1,588,921||966 sq mi|
|San BenitoCounty||069||Hollister||1874||Monterey||Saint Benedict (Benito is a Spanish diminutive of Benedict).||General Law||66,677||1,389 sq mi|
|San BernardinoCounty||071||San Bernardino||1853||Los Angeles||The city of San Bernardino, named after Saint Bernardino of Siena (Spanish for Saint Bernardine)||Charter||2,194,710||20,062 sq mi|
|San DiegoCounty||073||San Diego||1850||original||The city of San Diego, from Mission San Diego (Spanish for Saint Didacus)||Charter||3,286,069||4,204 sq mi|
|San Francisco||075||San Francisco||1850||original||The city of San Francisco, from Presidio of San Francisco and Mission San Francisco de Asís, named after Saint Francis of Assisi (Spanish for Saint Francis)||Charter||815,201||47 sq mi|
|San JoaquinCounty||077||Stockton||1850||original||Spanish for Saint Joachim, father of the Virgin Mary||General Law||789,410||1,399 sq mi|
|San Luis ObispoCounty||079||San Luis Obispo||1850||original||The city of San Luis Obispo, from Mission San Luis Obispo, named after Saint Louis of Toulouse (Spanish for Saint Louis, the Bishop)||General Law||283,159||3,304 sq mi|
|San MateoCounty||081||Redwood City||1856||San Francisco and Santa Cruz||Spanish for Saint Matthew||Charter||737,888||449 sq mi|
|Santa BarbaraCounty||083||Santa Barbara||1850||original||The city of Santa Barbara, from Mission Santa Barbara, (Spanish for Saint Barbara)||General Law||446,475||2,738 sq mi|
|Santa ClaraCounty||085||San Jose||1850||original||City of Santa Clara, from Mission Santa Clara de Asís, named for Saint Clare of Assisi (Spanish for Saint Clare)||Charter||1,885,508||1,291 sq mi|
|Santa CruzCounty||087||Santa Cruz||1850||original||The city of Santa Cruz, from Mission Santa Cruz (Spanish for "holy cross")||General Law||267,792||446 sq mi|
|ShastaCounty||089||Redding||1850||original||Mount Shasta; the indigenous Shasta people||General Law||182,139||3,786 sq mi|
|SierraCounty||091||Downieville||1852||Yuba||Sierra is Spanish for "mountain range", a reference to the area's topography||General Law||3,283||953 sq mi|
|SiskiyouCounty||093||Yreka||1852||Shasta and Klamath||Siskiyou Mountains; exact etymology of Siskiyou is disputed.||General Law||44,118||6,287 sq mi|
|SolanoCounty||095||Fairfield||1850||original||Chief Solano of the Suisunes||General Law||451,716||828 sq mi|
|SonomaCounty||097||Santa Rosa||1850||original||Exact etymology disputed; probably a Pomo term meaning "valley of the moon," which references a native legend about spiritual activity in the area||General Law||485,887||1,576 sq mi|
|StanislausCounty||099||Modesto||1854||Tuolumne||Stanislaus River, named after Estanislao, a native of the area when California was under Spanish and Mexican rule||General Law||552,999||1,495 sq mi|
|SutterCounty||101||Yuba City||1850||original||John Sutter, a Swiss pioneer of California associated with the California Gold Rush||General Law||99,063||603 sq mi|
|TehamaCounty||103||Red Bluff||1856||Butte, Colusa and Shasta||The city of Tehama, probably a native term describing its location||Charter||65,498||2,951 sq mi|
|TrinityCounty||105||Weaverville||1850||original||The city of Trinidad, Spanish for "trinity"||General Law||16,060||3,179 sq mi|
|TulareCounty||107||Visalia||1852||Mariposa||Tulare Lake, which is named after the tule rush ( Schoenoplectus acutus ) that grew in the marshes and sloughs along its shores||General Law||477,054||4,824 sq mi|
|TuolumneCounty||109||Sonora||1850||original||Exact etymology disputed; probably a corruption of the native term talmalamne, which means "cluster of stone wigwams," a reference to local cave dwelling tribes||General Law||55,810||2,236 sq mi|
|VenturaCounty||111||Ventura||1872||Santa Barbara||The city of Ventura, derived from Mission San Buenaventura (Spanish for St. Bonaventure)||General Law||839,784||1,846 sq mi|
|YoloCounty||113||Woodland||1850||original||The Yolan people, a local Native American tribe||General Law||216,986||1,012 sq mi|
|YubaCounty||115||Marysville||1850||original||Named either by the Maidu people, a local Native American tribe who live on the banks of the Feather and Yuba Rivers, for one of their villages, or by Gabriel Moraga for the wild grapes ( Vitis californica ) that grow abundantly at the edge of the rivers (uva being Spanish for "grape")||General Law||83,421||630 sq mi|
The California Department of Transportation (Caltrans) is an executive department of the U.S. state of California. The department is part of the cabinet-level California State Transportation Agency (CalSTA). Caltrans is headquartered in Sacramento.
Southern California is a geographic and cultural region that generally comprises the southern portion of the U.S. state of California. It includes the South Coast region which contains the Los Angeles metropolitan area, the second most populous urban agglomeration in the United States. The region generally contains ten of California's 58 counties: Imperial, Kern, Los Angeles, Orange, Riverside, San Bernardino, San Diego, Santa Barbara, San Luis Obispo and Ventura counties.
Inyo County is a county in the eastern central part of the U.S. state of California, located between the Sierra Nevada and the state of Nevada. In the 2020 census, the population was 19,016. The county seat is Independence. Inyo County is on the east side of the Sierra Nevada and southeast of Yosemite National Park in Central California. It contains the Owens River Valley; it is flanked to the west by the Sierra Nevada and to the east by the White Mountains and the Inyo Mountains. With an area of 10,192 square miles (26,397 km2), Inyo County is the second-largest county by area in California, after San Bernardino County. Almost one-half of that area is within Death Valley National Park. However, with a population density of 1.8 people per square mile, it also has the second-lowest population density in California, after Alpine County.
Scouting in California has a long history, from the 1910s to the present day, serving thousands of youth in programs related to their environments.
An arts council is a government or private non-profit organization dedicated to promoting the arts; mainly by funding local artists, awarding prizes, and organizing arts events. They often operate at arms-length from the government to prevent political interference in their decisions.
Eastern California is a region defined as either the strip to the east of the crest of the Sierra Nevada or as the easternmost counties of California.
Central California is generally thought of as the middle third of the state, north of Southern California, which includes Los Angeles, and south of Northern California, which includes San Francisco. It includes the northern portion of the San Joaquin Valley, part of the Central Coast, the central hills of the California Coast Ranges and the foothills and mountain areas of the central Sierra Nevada.
Buildings, sites, districts, and objects in California listed on the National Register of Historic Places:
The Pacific coast theater of the American Civil War consists of major military operations in the United States on the Pacific Ocean and in the states and Territories west of the Continental Divide. The theater was encompassed by the Department of the Pacific that included the states of California, Oregon, and Nevada, the territories of Washington, Utah, and later Idaho.
The California State Board of Equalization (BOE) is a public agency charged with tax administration and fee collection in the state of California in the United States. The authorities of the Board fall into four broad areas: sales and use taxes, property taxes, special taxes, and acting as an appellate body for franchise and income tax appeals.
Districts in California geographically divide the U.S. state into overlapping regions for political and administrative purposes.
California's State Assembly districts are numbered 1st through 80th, generally in north-to-south order.
The following outline is provided as an overview of and topical guide to the U.S. state of California.
The District of Southern California was a nineteenth century district of Department of the Pacific, a command of the United States Army.
The District of California was a Union Army command department formed during the American Civil War. The district was part of the Department of the Pacific, the commander of the department also being District commander. The district was created as a separate command on July 1, 1864, after Irvin McDowell took command of the Department of the Pacific, relieving General Wright, who then remained as District of California commander. The District comprised the state of California and the areas of the Rogue River and Umpqua River in Southern Oregon. Its headquarters were in San Francisco, co-located with those of the Department of the Pacific. On March 14, 1865, the District of Oregon was extended to include the entire state of Oregon, removing the Rogue River and Umpqua River areas from the District.
The California High School Speech Association, or CHSSA, is a speech and debate organization offered to all schools in the state of California. It is the governing body for local and state speech and debate competitions in California, with higher-level competition under the auspices of the National Forensic League and the National Catholic Forensic League. The league held its first championship tournament in 1958, and continues to hold championship tournaments every April.
Board of State Viticultural Commissioners was established in 1880 in the U.S. state of California. The board's office was located 526 Montgomery Street, San Francisco.