This is a list of regions of California, organized by location.

Northern California

Central California

Central 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 S ...

* Central Coast (North) **

Big Sur Big Sur () is a rugged and mountainous section of the Central Coast of California between Carmel and San Simeon, where the Santa Lucia Mountains rise abruptly from the Pacific Ocean. It is frequently praised for its dramatic scenery. Big Sur ha ...

Monterey Bay Monterey Bay is a bay of the Pacific Ocean located on the coast of the U.S. state of California, south of the San Francisco Bay Area and its major city at the south of the bay, San Jose. San Francisco itself is further north along the coast, by ...

Salinas Valley The Salinas Valley is one of the major valleys and most productive Agriculture, agricultural regions in California. It is located west of the San Joaquin Valley and south of San Francisco Bay and the Santa Clara Valley. The Salinas River (Califo ...

Santa Cruz Mountains The Santa Cruz Mountains, part of the Pacific Coast Ranges, are a mountain range in central and Northern California, United States. They form a ridge down the San Francisco Peninsula, south of San Francisco. They separate the Pacific Ocean from ...

Diablo Range The Diablo Range is a mountain range in the California Coast Ranges subdivision of the Pacific Coast Ranges in northern California, United States. It stretches from the eastern San Francisco Bay area at its northern end to the Salinas Valley are ...

* San Joaquin Valley (North) **

Metropolitan Fresno Metropolitan Fresno, officially Fresno–Madera, CA CSA, is a metropolitan area in the San Joaquin Valley, in the United States, consisting of Fresno and Madera counties. It is the third-largest metropolitan region in Northern California, behind ...

Great Basin

Great Basin The Great Basin is the largest area of contiguous endorheic basin, endorheic watersheds, those with no outlets, in North America. It spans nearly all of Nevada, much of Utah, and portions of California, Idaho, Oregon, Wyoming, and Baja California ...

Eastern Sierra The Eastern Sierra is a region in California comprising the eastern side of the Sierra Nevada, which includes Mono and Inyo Counties. The main thoroughfare is U.S. Route 395, which passes through Bridgeport, Lee Vining, Bishop, Big Pine, ...

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Owens Valley Owens Valley ( Numic: ''Payahǖǖnadǖ'', meaning "place of flowing water") is an arid valley of the Owens River in eastern California in the United States. It is located to the east of the Sierra Nevada, west of the White Mountains and Iny ...

** Tricorner Region/Surprise Valley ***

Modoc Plateau __NOTOC__ The Modoc Plateau lies in the northeast corner of California as well as parts of Oregon and Nevada. Nearly of the Modoc National Forest are on the plateau between the Medicine Lake Highlands in the west and the Warner Mountains in the ...

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Warner Mountains The Warner Mountains are an -long mountain range running north–south through northeastern California and extending into southern Oregon in the United States. The range lies within the northwestern corner of the Basin and Range Province, exte ...

North Coast

North Coast North Coast or Northcoast may refer to : Antigua and Barbuda * Major Division of North Coast, a census division in Saint John Parish Australia *New South Wales North Coast, a region Canada *The British Columbia Coast, primarily the communiti ...

Lost Coast The Lost Coast is a mostly natural and undeveloped area of the California North Coast in Humboldt and Mendocino Counties, which includes the King Range. It was named the "Lost Coast" after the area experienced depopulation in the 1930s. In ad ...

Emerald Triangle The Emerald Triangle is a region in Northern California, named as such due to it being the largest cannabis-producing region in the United States. The region includes three counties in an upside-down triangular configuration: * Humboldt County, ...

Klamath Mountains The Klamath Mountains are a rugged and lightly populated mountain range in northwestern California and southwestern Oregon in the western United States. As a mountain system within both the greater Pacific Coast Ranges and the California Coast R ...

** Mendocino Mountains ** Humboldt

Sacramento Valley

Sacramento Valley , photo =Sacramento Riverfront.jpg , photo_caption= Sacramento , map_image=Map california central valley.jpg , map_caption= The Central Valley of California , location = California, United States , coordinates = , boundaries = Sierra Nevada (ea ...

Sacramento Metropolitan Area The Greater Sacramento area refers to a metropolitan region in Northern California comprising either the U.S. Census Bureau defined Sacramento–Roseville–Arden-Arcade metropolitan statistical area or the larger Sacramento–Roseville combined ...

** Yuba-Sutter area ***

Sutter Buttes The Sutter Buttes (Maidu: ''Histum Yani'' or ''Esto Yamani'', Wintun: ''Olonai-Tol'', Nisenan: ''Estom Yanim'') are a small circular complex of eroded volcanic lava domes which rise as buttes above the flat plains of the Sacramento Valley in Su ...

Sacramento-San Joaquin River Delta

* Sacramento-San Joaquin River Delta **

San Joaquin County San Joaquin County (; Spanish language, Spanish: ''San Joaquín'', meaning "Joachim, St. Joachim"), officially the County of San Joaquin, is a county (United States), county in the U.S. state of California. As of the 2020 United States Census, 20 ...

San Francisco Bay Area

San Francisco Bay Area The San Francisco Bay Area, often referred to as simply the Bay Area, is a populous region surrounding the San Francisco, San Pablo, and Suisun Bay estuaries in Northern California. The Bay Area is defined by the Association of Bay Area Go ...

East Bay The East Bay is the eastern region of the San Francisco Bay Area and includes cities along the eastern shores of the San Francisco Bay and San Pablo Bay. The region has grown to include inland communities in Alameda and Contra Costa countie ...

*** Oakland–Alameda County *** Tri-Valley Area ****

Amador Valley Amador Valley is a valley in eastern Alameda County, California and is the location of the cities of Dublin and Pleasanton. Part of Tri-Valley, the valley is bounded by the foothills of the Diablo Range on the north and south, Pleasanton Ridge t ...

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Livermore Valley The Livermore Valley, historically known as the Valle de San José (Valley of San José), is a valley in Alameda County, California, located in the East Bay region. The city of Livermore is located in the valley. Geography The valley is bound ...

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San Ramon Valley The San Ramon Valley is a valley and region in Contra Costa County and Alameda County, in the East Bay region of the San Francisco Bay Area in northern California. Geography The valley is between the Oakland Hills on the west, and the Diablo Rang ...

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Lamorinda Lamorinda is an area within Contra Costa County, California in the United States. The name is a portmanteau from the names of the three cities that make up the region: Lafayette, Moraga and Orinda. Lamorinda sits east of the Berkeley Hills ...

** North Bay ***

Marin County Marin County is a county located in the northwestern part of the San Francisco Bay Area of the U.S. state of California. As of the 2020 census, the population was 262,231. Its county seat and largest city is San Rafael. Marin County is acros ...

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West Marin West Marin is the largest rural region of Marin County, California. The West Marin Chamber of Commerce includes seven unincorporated communities in its definition of West Marin: Point Reyes Station, Olema, Stinson Beach, Bolinas, Tomales, Di ...

**** Ross Valley ***

Wine Country Wine Country is the region of California, in the northern San Francisco Bay Area, known worldwide as a premier wine-growing region. The region is famed for its wineries, its cuisine, Michelin star restaurants, boutique hotels, luxury resort ...

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Napa Valley Napa Valley is an American Viticultural Area (AVA) located in Napa County in California's Wine Country. It was established by the Bureau of Alcohol, Tobacco and Firearms (ATF) on January 27, 1981. Napa Valley is considered one of the premier ...

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Russian River Valley The Russian River (Southern Pomo language, Southern Pomo: ''Ashokawna'', es, Río Ruso) is a southward-flowing river that drains of Sonoma County, California, Sonoma and Mendocino County, California, Mendocino counties in Northern California. ...

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Sonoma Valley Sonoma Valley is a valley located in southeastern Sonoma County, California, in the North Bay region of the San Francisco Bay Area. Known as the birthplace of the California wine industry, the valley is home to some of the earliest vineyards a ...

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Telecom Valley Telecom Valley was an area located in Sonoma County, California specifically the Redwood Business Park of Petaluma, California. History Telecom Valley is the term coined for the North San Francisco Bay Area Highway 101 corridor between Petaluma a ...

** The Peninsula ***

City and County of San Francisco San Francisco (; Spanish for " Saint Francis"), officially the City and County of San Francisco, is the commercial, financial, and cultural center of Northern California. The city proper is the fourth most populous in California and 17th ...

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San Mateo County San Mateo County ( ), officially the County of San Mateo, is a county located in the U.S. state of California. As of the 2020 census, the population was 764,442. Redwood City is the county seat, and the third most populated city following Daly ...

** South Bay ***

Santa Clara Valley The Santa Clara Valley is a geologic trough in Northern California that extends 90 miles (145 km) south–southeast from San Francisco to Hollister. The longitudinal valley is bordered on the west by the Santa Cruz Mountains and on the east ...

**** San Jose–

Santa Clara County Santa Clara County, officially the County of Santa Clara, is the sixth-most populous county in the U.S. state of California, with a population of 1,936,259, as of the 2020 census. Santa Clara County and neighboring San Benito County together f ...

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Silicon Valley Silicon Valley is a region in Northern California that serves as a global center for high technology and innovation. Located in the southern part of the San Francisco Bay Area, it corresponds roughly to the geographical areas San Mateo County ...

Sierra Nevada

Sierra Nevada The Sierra Nevada () is a mountain range in the Western United States, between the Central Valley of California and the Great Basin. The vast majority of the range lies in the state of California, although the Carson Range spur lies primarily ...

Gold Country The Gold Country (also known as Mother Lode Country) is a historic region in the northern portion of the U.S. state of California, that is primarily on the western slope of the Sierra Nevada. It is famed for the mineral deposits and gold mines ...

Lake Tahoe Lake Tahoe (; was, Dáʔaw, meaning "the lake") is a Fresh water, freshwater lake in the Sierra Nevada (U.S.), Sierra Nevada of the United States. Lying at , it straddles the state line between California and Nevada, west of Carson City, Nevad ...

** Yosemite

Shasta Cascade

Shasta Cascade The Shasta Cascade region of California is located in the northeastern and north-central sections of the state bordering Oregon and Nevada, including far northern parts of the Central Valley and the Sierra Nevada mountain range. History In ...

Mount Shasta Mount Shasta ( Shasta: ''Waka-nunee-Tuki-wuki''; Karuk: ''Úytaahkoo'') is a potentially active volcano at the southern end of the Cascade Range in Siskiyou County, California. At an elevation of , it is the second-highest peak in the Cascades ...

** Redding Area **

Trinity Alps The Trinity Alps are a mountain range in Trinity County and Siskiyou County in Northern California. They are a subrange of the Klamath Mountains located to the north of Weaverville. Geography The Trinity Alps are within the Pacific Coast Ran ...

Southern California

Central Coast

* Central Coast (South) /Tri-Counties ** San Luis Obispo Area ***Five Cities ** Santa Barbara Area ***

Santa Ynez Valley The Santa Ynez Valley is located in Santa Barbara County, California, between the Santa Ynez Mountains to the south and the San Rafael Mountains to the north. The Santa Ynez River flows through the valley from east to west. The Santa Ynez Val ...

Desert Region

* Desert Region **

Mojave Desert The Mojave Desert ( ; mov, Hayikwiir Mat'aar; es, Desierto de Mojave) is a desert in the rain shadow of the Sierra Nevada mountains in the Southwestern United States. It is named for the indigenous Mojave people. It is located primarily in ...

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Death Valley Death Valley is a desert valley in Eastern California, in the northern Mojave Desert, bordering the Great Basin Desert. During summer, it is the Highest temperature recorded on Earth, hottest place on Earth. Death Valley's Badwater Basin is the ...

*** High Desert ****

Antelope Valley The Antelope Valley is located in northern Los Angeles County, California, and the southeast portion of Kern County, California, and constitutes the western tip of the Mojave Desert. It is situated between the Tehachapi, Sierra Pelona, and t ...

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Morongo Valley Morongo Valley is a census-designated place (CDP) on State Route 62 in San Bernardino County, California, United States. The population was 3,552 at the 2010 census, up from 1,929 at the 2000 census. The town is bordered by Yucca Valley, Californ ...

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Victor Valley The Victor Valley is a valley in the Mojave Desert and subregion of the Inland Empire, in San Bernardino County in Southern California. It is located east of the Mojave's Antelope Valley, north of the Cajon Pass and the San Bernardino Valley, ...

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Panamint Range The Panamint Range is a short rugged fault-block mountain range in the northern Mojave Desert, within Death Valley National Park in Inyo County, eastern California. Dr. Darwin French is credited as applying the term Panamint in 1860 during his s ...

Colorado Desert California's Colorado Desert is a part of the larger Sonoran Desert. It encompasses approximately , including the heavily irrigated Coachella and Imperial valleys. It is home to many unique flora and fauna. Geography and geology The Colorado De ...

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Low Desert The Low Desert is a common name for any desert in California that is under 2,000 feet (609.6 m) in altitude. These areas include, but are not exclusive to, the Colorado Desert and Yuha Desert, in the Southern California portion of the Sonoran Dese ...

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Coachella Valley , map_image = Wpdms shdrlfi020l coachella valley.jpg , map_caption = Coachella Valley , location = California, United States , coordinates = , width = , boundaries = Salton Sea (southeast), Santa Rosa Mountains (southwest), San Jacint ...

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Imperial Valley , photo = Salton Sea from Space.jpg , photo_caption = The Imperial Valley below the Salton Sea. The US-Mexican border runs diagonally across the lower left of the image. , map_image = Newriverwatershed-1-.jpg , map_caption = Map of Imperial ...

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Calexico–Mexicali Calexico–Mexicali is a transborder agglomeration in southeastern California (in the United States) and northwestern Baja California (in Mexico) with its center being the border between the sister cities of Calexico and Mexicali. The agglomerati ...

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Palo Verde Valley The Palo Verde Valley (Spanish: ''Valle de Palo Verde'') is located in the Lower Colorado River Valley, next to the eastern border of Southern California with Arizona, United States. It is located on the Colorado Desert within the Sonoran Desert ...

*** Yuha Desert

Inland Southern California

Inland Empire The Inland Empire (IE) is a metropolitan area and region inland of and adjacent to coastal Southern California, centering around the cities of San Bernardino and Riverside, and bordering Los Angeles County to the west. It includes the cities o ...

Cucamonga Valley The Cucamonga Valley is a region of southwestern San Bernardino County and northwestern Riverside County, in southern California. It is located below the San Gabriel Mountains in the Inland Empire region. Geography It is a region of the easte ...

San Jacinto Valley The San Jacinto Valley is a valley located in Riverside County, in Southern California, in the Inland Empire. The valley is located at the base of the San Jacinto Mountains in the east and Santa Rosa Hills to the south with the San Gorgonio Pass ...

San Bernardino Valley The San Bernardino Valley ( es, Valle de San Bernardino) is a valley in Southern California located at the south base of the Transverse Ranges. It is bordered on the north by the eastern San Gabriel Mountains and the San Bernardino Mountains; ...

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San Bernardino San Bernardino (; Spanish language, Spanish for Bernardino of Siena, "Saint Bernardino") is a city and county seat of San Bernardino County, California, United States. Located in the Inland Empire region of Southern California, the city had a ...

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Downtown San Bernardino Downtown San Bernardino is a district in the city of San Bernardino, California, in San Bernardino County, United States. It is home to city and county government buildings, and to the city's central business district. The downtown area of San B ...

** Chino Valley **Perris Valley **

San Gorgonio Pass The San Gorgonio Pass, or Banning Pass, is a elevation gap on the rim of the Great Basin between the San Bernardino Mountains to the north and the San Jacinto Mountains to the south. The pass was formed by the San Andreas Fault, a major trans ...

San Bernardino Mountains The San Bernardino Mountains are a high and rugged mountain range in Southern California in the United States. Situated north and northeast of San Bernardino and spanning two California counties, the range tops out at at San Gorgonio Mountain � ...

San Jacinto Mountains The San Jacinto Mountains (''Avii Hanupach''Munro, P., et al. ''A Mojave Dictionary''. Los Angeles: UCLA. 1992. in Mojave) are a mountain range in Riverside County, located east of Los Angeles in southern California in the United States. The mou ...

**Temecula Valley * San Joaquin Valley (South) **

Kern County Kern County is a county located in the U.S. state of California. As of the 2020 census, the population was 909,235. Its county seat is Bakersfield. Kern County comprises the Bakersfield, California, Metropolitan statistical area. The county sp ...

Tehachapi Mountains The Tehachapi Mountains (; Kawaiisu: ''Tihachipia'', meaning "hard climb") are a mountain range in the Transverse Ranges system of California in the Western United States. The range extends for approximately in southern Kern County and northwest ...

South Coast

South Coast South Coast is a name often given to coastal areas to the south of a geographical region or major metropolitan area. Geographical Australia *South Coast (New South Wales), the coast of New South Wales, Australia, south of Sydney * South Coast (Q ...

Ventura County Ventura County () is a county in the southern part of the U.S. state of California. As of the 2020 census, the population was 843,843. The largest city is Oxnard, and the county seat is the city of Ventura. Ventura County comprises the Oxnar ...

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Oxnard Plain The Oxnard Plain is a large coastal plain in southwest Ventura County, California, United States surrounded by the mountains of the Transverse ranges. The cities of Oxnard, Camarillo, Port Hueneme and much of Ventura as well as the unincorpora ...

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Conejo Valley The Conejo Valley is a region spanning both southeastern Ventura County and northwestern Los Angeles County in Southern California, United States. It is located in the northwestern part of the Greater Los Angeles Area. Communities in the Conejo ...

****Thousand Oaks ***East County- Moorpark, Simi Valley **

Channel Islands The Channel Islands ( nrf, Îles d'la Manche; french: îles Anglo-Normandes or ''îles de la Manche'') are an archipelago in the English Channel, off the French coast of Normandy. They include two Crown Dependencies: the Bailiwick of Jersey, ...

Greater Los Angeles Greater Los Angeles is the second-largest metropolitan region in the United States with a population of 18.5 million in 2021, encompassing five counties in Southern California extending from Ventura County in the west to San Bernardino Coun ...

*** Malibu ***

Los Angeles Basin The Los Angeles Basin is a sedimentary Structural basin, basin located in Southern California, in a region known as the Peninsular Ranges. The basin is also connected to an wikt:anomalous, anomalous group of east-west trending chains of mountai ...

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Gateway Cities The Gateway Cities Region, or Southeast Los Angeles County (also shortened to Southeast Los Angeles and Southeast LA) is an urbanized region located in southeastern Los Angeles County, California, between the City of Los Angeles proper, Orange ...

***** Los Angeles City ******

East Los Angeles East Los Angeles ( es, Este de Los Ángeles), or East L.A., is an unincorporated area in Los Angeles County, California. As of the 2020 census it had a population of 118,786, a drop of 6.1% from 2010, when it was 126,496. For statistical purpo ...

****** Harbor Area ******

South Los Angeles South Los Angeles, also known as South Central Los Angeles or simply South Central, is a region in southwestern Los Angeles County, lying mostly within the city limits of Los Angeles, south of downtown. It is "defined on Los Angeles city maps as ...

****** Westside ******

Silicon Beach Silicon Beach is the Westside region of the Los Angeles metropolitan area that is home to more than 500 technology companies, including startups. It is particularly applied to the coastal strip from Los Angeles International Airport north to t ...

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Palos Verdes Peninsula The Palos Verdes Peninsula (''Palos Verdes'', Spanish for "Green Sticks") is a landform and a geographic sub-region of the Los Angeles metropolitan area, within southwestern Los Angeles County in the U.S. state of California. Located in the S ...

**** South Bay *****

Beach Cities Beach Cities is a nickname for the coastal area of Los Angeles County comprising the oceanfront cities of Manhattan Beach, Hermosa Beach, and Redondo Beach, located on the south end of the Santa Monica Bay west and south of downtown Los Angeles ...

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San Gabriel Valley The San Gabriel Valley ( es, Valle de San Gabriel) is one of the principal valleys of Southern California, lying immediately to the east of the eastern city limits of the city of Los Angeles, and occupying the vast majority of the eastern part ...

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Crescenta Valley The Crescenta Valley is a small inland valley in Los Angeles County, California, lying between the San Gabriel Mountains on the northeast and the Verdugo Mountains and San Rafael Hills on the southwest. It opens into the San Fernando Valley at t ...

**** Peninsular Ranges (North) *****

***** Santa Rosa Mountains ****

Pomona Valley The Pomona Valley is located in the Greater Los Angeles Area between the San Gabriel Valley and San Bernardino Valley in Southern California. The valley is approximately east of downtown Los Angeles. History On March 1, 1893 the California ...

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Puente Hills The Puente Hills are a chain of hills, one of the lower Transverse Ranges, in an unincorporated area in eastern Los Angeles County, California, in the United States. The western end of the range is often referred to locally as the Whittier Hills. ...

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Santa Clarita Valley The Santa Clarita Valley (SCV) is part of the upper watershed of the Santa Clara River in Southern California. The valley was part of the Rancho San Francisco Mexican land grant. Located in Los Angeles County, its main population center is th ...

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San Gabriel Mountains The San Gabriel Mountains ( es, Sierra de San Gabriel) are a mountain range located in northern Los Angeles County, California, Los Angeles County and western San Bernardino County, California, United States. The mountain range is part of the Tr ...

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San Fernando Valley The San Fernando Valley, known locally as the Valley, is an urbanized valley in Los Angeles County, California. Located to the north of the Los Angeles Basin, it contains a large portion of the City of Los Angeles, as well as unincorporated ar ...

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Santa Monica Mountains The Santa Monica Mountains is a coastal mountain range in Southern California, next to the Pacific Ocean. It is part of the Transverse Ranges. Because of its proximity to densely populated regions, it is one of the most visited natural areas in ...

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Hollywood Hills The Hollywood Hills are a residential neighborhood in the central region of Los Angeles, California. Geography The Hollywood Hills straddle the Cahuenga Pass within the Santa Monica Mountains. The neighborhood touches Studio City, Univer ...

*** Orange County Area **** Santa Ana-Anaheim-Irvine, CA ***** Santa Ana ****

South Coast Metro The South Coast Metro is a district in Orange County, California within the cities of Santa Ana and Costa Mesa. The area is a dense mix of residential, office, and retail developments that spreads out from the South Coast Plaza mall. It forms ...

*** Santa Ana Valley ***

Saddleback Valley Saddleback Valley refers to the flat and foothill areas west-southwest of the Saddleback double peak of the Santa Ana Mountains and east-northeast of the hilly Crystal Cove State Park in southern Orange County, California. The region primaril ...

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Santa Ana Mountains The Santa Ana Mountains are a short peninsular mountain range along the coast of Southern California in the United States. They extend for approximately southeast of the Los Angeles Basin largely along the border between Orange and Riverside co ...

** San Diego–Tijuana *** San Diego metropolitan area ****

North County North County is a region in the northern area of San Diego County, California. It is the second-most populous region in the county (after San Diego), with an estimated population of 869,322. North County is well known for its affluence, especial ...

***** North County Coastal ***** North County Inland *****Temecula Valley ****

East County East County is a region of San Diego County, California, east of San Diego. Geography East County does not have an official geographic definition, although East County boundaries are unofficially drawn by the County of San Diego for its second ...

***** South Bay *****

Mountain Empire The Mountain Empire is a rural area in southeastern San Diego County, California. The Mountain Empire subregion consists of the backcountry communities in southeastern San Diego County. The area is also sometimes considered part of the East Coun ...

Northern California

Central California

Great Basin

North Coast

Sacramento Valley

Sacramento-San Joaquin River Delta

San Francisco Bay Area

Sierra Nevada

Shasta Cascade

Southern California

Central Coast

Desert Region

Inland Southern California

South Coast

See also