Editing List of counties in California (section)

== List ==
{{Countytabletop
| region_width      = 
| fips_ref          = <ref name="FIPS">{{cite web
 | url = https://www.epa.gov/enviro/county-fips-code-listing-state-california
 | title = EPA County FIPS Code Listing
 | work = U.S. Environmental Protection Agency
 | access-date = February 23, 2021}}</ref>
| region_seat_title = County seat
| region_seat_width = 100px
| region_seat_ref   = <ref name="NACO">{{cite web
 |url         = http://www.naco.org/Template.cfm?Section=Find_a_County&Template=/cffiles/counties/state.cfm&state.cfm&statecode=CA
 |title       = NACo – Find a county
 |author      = National Association of Counties
 |access-date  = April 30, 2008
 |url-status     = dead
 |archive-url  = https://web.archive.org/web/20080605065216/http://www.naco.org/Template.cfm?Section=Find_a_County&Template=%2Fcffiles%2Fcounties%2Fstate.cfm&state.cfm&statecode=CA
 |archive-date = June 5, 2008
}}</ref>
| data2_title       = {{abbr|Est.|Established}}
| data2_width       = 
| data2_ref         = <ref name="NACO"/>
| data3_title       = Formed from
| data3_width       = 
| data3_ref         = 
| data4_title       = Etymology
| data4_width       = 350px
| data4_ref         = <ref>{{cite book
 | last = Sanchez | first = Nellie Van de Grift
 | title = Spanish and Indian Place Names of California: Their Meaning and Their Romance
 | location = San Francisco
 | publisher = A. M. Robertson
 | year = 1914
 | isbn = 9781404750845
 | url = https://books.google.com/books?id=gKgYAAAAIAAJ
 | oclc = 4268886}}</ref>
| data4_unsortable  = yes
| data5_title       = General Law or Charter
| data5_width       = 
| data5_ref         = <ref name="counties1"/>
| population_year   = 2024
| population_ref         = <ref name="population">{{cite web
 | url = https://www.census.gov/
 | title = US Census Bureau
 | publisher = [[United States Census Bureau]], Population Division
 | date = March 2025
 }}</ref>
| area_title       = Area 
| area_ref          = <ref name="NACO"/>
| density_title       = Density 
| density_ref          = <ref name="NACO"/>
}}
{{Countyrow |N=06 |Num=001 |Name=Alameda |Seat=Oakland |Data2=1853 |Data3=Contra Costa and Santa Clara |Data4=The oak and other trees, once abundant in the region; ''alameda'' is Spanish for "[[avenue (landscape)|avenue]] shaded by trees" or "[[Populus sect. Aigeiros|cottonwood]] grove". |Data5=Charter |Population=1649060 |Area=738 |Density=2234.5 |Size=100px}}

{{Countyrow |N=06 |Num=003 |Name=Alpine |Seat=Markleeville |Data2=1864 |Data3=Amador, El Dorado, Calaveras, Mono and Tuolumne |Data4=Location high in the [[Sierra Nevada (U.S.)|Sierra Nevada]]; ''alpine'' refers to the Alps or other mountains. |Data5= General Law|Population=1099 |Area=739 |Density=1.5 |Size=100px}}

{{Countyrow |N=06 |Num=005 |Name=Amador |Seat=Jackson |Data2=1854 |Data3=Calaveras |Data4=[[Jose Maria Amador]] <small>(1794–1883)</small>, a soldier, rancher, and miner who, along with several [[Native Americans in the United States|Native American]]s, established a successful [[gold mining]] camp near present-day [[Amador City, California|Amador City]] in 1848 |Data5=General Law|Population=42026 |Area=606 |Size=100px}}

{{Countyrow |N=06 |Num=007 |Name=Butte |Seat=Oroville |Data2=1850 |Data3='''''original'''''|Data4=[[Sutter Buttes]], which were mistakenly thought to be in the county at the time of its establishment |Data5=Charter|Population=208334 |Area=1640 |Size=100px}}

{{Countyrow |N=06 |Num=009 |Name=Calaveras |Seat=San Andreas |Data2=1850 |Data3='''''original'''''|Data4=[[Calaveras River]]; ''calaveras'' is Spanish for "skulls". |Data5=General Law|Population=46505 |Area=1020 |Size=100px}}

{{Countyrow |N=06 |Num=011 |Name=Colusa |Seat=Colusa |Data2=1850 |Data3='''''original'''''|Data4=[[Rancho Colus]] land grant from Mexico |Data5=General Law|Population=22074 |Area=1151 |Size=100px}}

{{Countyrow |N=06 |Num=013 |Name=Contra Costa |Seat=Martinez |Data2=1850 |Data3='''''original'''''|Data4=Location across [[San Francisco Bay]] from [[San Francisco]]; ''contra costa'' is Spanish for "opposite coast". |Data5=General Law|Population=1172607 |Area=720 |Size=100px}}

{{Countyrow |N=06 |Num=015 |Name=Del Norte |Seat=Crescent City |Data2=1857 |Data3=Klamath |Data4=Location along California's northern border; ''del norte'' is Spanish for "northern". |Data5=General Law|Population=27009 |Area=1008 |Size=100px}}

{{Countyrow |N=06 |Num=017 |Name=El Dorado |Seat=Placerville |Data2=1850 |Data3='''''original'''''|Data4=[[El Dorado]], a mythical city of gold, owing to the area's significance in the [[California Gold Rush]] |Data5=Charter|Population=192823 |Area=1712 |Size=100px}}

{{Countyrow |N=06 |Num=019 |Name=Fresno |Seat=Fresno |Data2=1856 |Data3=Mariposa, Merced and Tulare |Data4=The city of Fresno; ''fresno'' is Spanish for "ash tree". |Data5=Charter|Population=1024125|Area=5963 |Size=100px}}

{{Countyrow |N=06 |Num=021 |Name=Glenn |Seat=Willows |Data2=1891 |Data3=Colusa |Data4=[[Hugh J. Glenn]], a California businessman and politician |Data5=General Law|Population=28304 |Area=1315 |Size=100px}}

{{Countyrow |N=06 |Num=023 |Name=Humboldt |Seat=Eureka |Data2=1853 |Data3=Trinity |Data4=[[Alexander von Humboldt]], a German naturalist and explorer |Data5=General Law|Population=132380 |Area=3573 |Size=100px}}

{{Countyrow |N=06 |Num=025 |Name=Imperial |Seat=El Centro |Data2=1907 |Data3=San Diego |Data4=[[Imperial Valley]], named after the [[Imperial Land Company]] |Data5=General Law|Population=181724 |Area=4175 |Size=100px}}

{{Countyrow |N=06 |Num=027 |Name=Inyo |Seat=Independence |Data2=1866 |Data3=Mono and Tulare |Data4=Exact etymology disputed; early settlers believed ''Inyo'' to be the native name for area mountains, but it may be the name of a [[Mono people|Mono]] Indian leader. |Data5=General Law|Population=18485 |Area=10192 |Size=100px}}

{{Countyrow |N=06 |Num=029 |Name=Kern |Seat=Bakersfield |Data2=1866 |Data3=Los Angeles and Tulare |Data4=[[Edward Kern]], cartographer for [[John C. Fremont]]'s 1845 expedition |Data5=General Law|Population=922529 |Area=8142 |Size=100px}}

{{Countyrow |N=06 |Num=031 |Name=Kings |Seat=Hanford |Data2=1893 |Data3=Tulare |Data4=[[Kings River (California)|Kings River]]; original Spanish name ''Rio de los Santos Reyes'' ("River of the [[Biblical Magi|Holy Kings]]") |Data5=General Law|Population=154913 |Area=1390 |Size=100px}}

{{Countyrow |N=06 |Num=033 |Name=Lake |Seat=Lakeport |Data2=1861 |Data3=Napa |Data4= [[Clear Lake (California)|Clear Lake]] |Data5=General Law|Population=67764 |Area=1258 |Size=100px}}

{{Countyrow |N=06 |Num=035 |Name=Lassen |Seat=Susanville |Data2=1864 |Data3=Plumas and Shasta, and now defunct [[Lake County, Nevada]] |Data4=[[Peter Lassen]], a Danish naturalist and explorer |Data5=General Law|Population=28340 |Area=4558 |Size=100px}}

{{Countyrow |N=06 |Num=037 |Name=Los Angeles |Seat=Los Angeles |Data2=1850 |Data3='''''original'''''|Data4=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") |Data5=Charter|Population=9757179 |Area=4060 |Size=100px}}

{{Countyrow |N=06 |Num=039 |Name=Madera |Seat=Madera |Data2=1893 |Data3=Fresno |Data4=The city of Madera, which was named for the lumber industry it was created for; ''madera'' is Spanish for "wood" or "timber". |Data5=General Law|Population=165432 |Area=2138 |Size=100px}}

{{Countyrow |N=06 |Num=041 |Name=Marin |Seat=San Rafael |Data2=1850 |Data3='''''original'''''|Data4=[[Chief Marin]], "great chief of the tribe Licatiut" (a branch of the [[Coast Miwok]] people) |Data5=General Law|Population=256400 |Area=520 |Size=100px}}

{{Countyrow |N=06 |Num=043 |Name=Mariposa |Seat=Mariposa |Data2=1850 |Data3='''''original'''''|Data4=The city of Mariposa; ''mariposa'' is Spanish for "[[butterfly]]". |Data5=General Law|Population=17048 |Area=1451 |Size=100px}}

{{Countyrow |N=06 |Num=045 |Name=Mendocino |Seat=Ukiah |Data2=1850 |Data3='''''original'''''|Data4=[[Antonio de Mendoza]], first [[viceroy]] of [[New Spain]] |Data5=General Law|Population=89175 |Area=3509 |Size=100px}}

{{Countyrow |N=06 |Num=047 |Name=Merced |Seat=Merced |Data2=1855 | Data3=Mariposa |Data4=The city of Merced, derived from the original Spanish name ''El Río de Nuestra Señora de la Merced'' ("River of Our Lady of Mercy") |Data5=General Law|Population=296774 |Area=1929 |Size=100px}}

{{Countyrow |N=06 |Num=049 |Name=Modoc |Seat=Alturas |Data2=1874 |Data3=Siskiyou |Data4=The [[Modoc people]] |Data5=General Law|Population=8491 |Area=3944 |Size=100px}}

{{Countyrow |N=06 |Num=051 |Name=Mono |Seat=Bridgeport |Data2=1861 |Data3=Calaveras, Fresno and Mariposa |Data4=[[Mono Lake]]; derived from ''Monachi'', a [[Yokutsan languages|Yokuts]] name for native peoples of the [[Sierra Nevada (U.S.)|Sierra Nevada]] |Data5=General Law|Population=12991 |Area=3044 |Size=100px}}

{{Countyrow |N=06 |Num=053 |Name=Monterey |Seat=Salinas |Data2=1850 |Data3='''''original'''''|Data4=Derived from [[Monterey Bay]], which was named for a Viceroy of New Spain, [[Gaspar de Zúñiga, 5th Count of Monterrey]] |Data5=General Law|Population=436251 |Area=3322 |Size=100px}}

{{Countyrow |N=06 |Num=055 |Name=Napa |Seat=Napa |Data2=1850 |Data3='''''original'''''|Data4=Disputed origin; possibly derived from the [[Patwin people|Patwin]] word ''napo'', meaning "home" |Data5=General Law|Population=132727 |Area=754 |Size=100px}}

{{Countyrow |N=06 |Num=057 |Name=Nevada |Seat=Nevada City |Data2=1851 |Data3=Yuba |Data4=The phrase [[Sierra Nevada (U.S.)|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, California|Nevada City]].{{Citation needed|date=February 2024}} |Data5=General Law|Population=102195 |Area=958 |Size=100px}}

{{Countyrow |N=06 |Num=059 |Name=Orange |Seat=Santa Ana |Data2=1889 |Data3=Los Angeles |Data4=[[Orange (fruit)|Oranges]], to illustrate a perception of a region with a semi-tropical atmosphere to those from the eastern parts of the United States|Data5=Charter|Population=3170435 |Area=948 |Size=100px}}

{{Countyrow |N=06 |Num=061 |Name=Placer |Seat=Auburn |Data2=1851 |Data3=Sacramento |Data4=[[Placer mining]], a reference to the area being a center of the California Gold Rush |Data5=Charter|Population=433822 |Area=1407 |Size=100px}}

{{Countyrow |N=06 |Num=063 |Name=Plumas |Seat=Quincy |Data2=1854 |Data3=Butte |Data4=The [[Feather River]]; ''plumas'' is Spanish for "[[feather]]s". |Data5=General Law|Population=18834 |Area=2554 |Size=100px}}

{{Countyrow |N=06 |Num=065 |Name=Riverside |Seat=Riverside |Data2=1893 |Data3=San Bernardino and San Diego |Data4=The city of Riverside, named for its location on the [[Santa Ana River]] |Data5=General Law|Population=2529933 |Area=7208 |Size=100px}}

{{Countyrow |N=06 |Num=067 |Name=Sacramento |Seat=Sacramento |Data2=1850 |Data3='''''original'''''|Data4=The city of Sacramento, named after the [[Eucharist|''Santísimo Sacramento'']] (Spanish for "Most Holy Sacrament") |Data5=Charter|Population=1611231 |Area=966 |Size=100px}}

{{Countyrow |N=06 |Num=069 |Name=San Benito |Seat=Hollister |Data2=1874 |Data3=Monterey |Data4=[[Benedict of Nursia|Saint Benedict]] (''Benito'' is a Spanish [[diminutive]] of ''Benedict''). |Data5=General Law|Population=69159 |Area=1389 |Size=100px}}

{{Countyrow |N=06 |Num=071 |Name=San Bernardino |Seat=San Bernardino |Data2=1853 |Data3=Los Angeles |Data4=The city of San Bernardino, named after [[Saint Bernardino of Siena]] (Spanish for Saint Bernardine) |Data5=Charter|Population=2214281 |Area=20062 |Size=100px}}

{{Countyrow |N=06 |Num=073 |Name=San Diego |Seat=San Diego |Data2=1850 |Data3='''''original'''''|Data4=The city of San Diego, from [[Mission San Diego]] (Spanish for [[Didacus of Alcalá|Saint Didacus]]) |Data5=Charter|Population=3298799 |Area=4204 |Size=100px}}

{{Countyrow |N=06 |Num=075 |Name=City and County of San Francisco |Notype=yes |Map=Map of California highlighting San Francisco County.svg |Seat=San Francisco |Data2=1850 |Data3='''''original'''''|Data4=The city of San Francisco, from [[Presidio of San Francisco]] and [[Mission San Francisco de Asís]], named after [[Francis of Assisi|Saint Francis of Assisi]] (Spanish for Saint Francis) |Data5=Charter|Population=827526 |Area=47 |Size=100px}}

{{Countyrow |N=06 |Num=077 |Name=San Joaquin |Seat=Stockton |Data2=1850 |Data3='''''original'''''|Data4=Spanish for [[Saint Joachim]], father of the [[Virgin Mary]] |Data5=General Law|Population=816108 |Area=1399 |Size=100px}}

{{Countyrow |N=06 |Num=079 |Name=San Luis Obispo |Seat=San Luis Obispo |Data2=1850 |Data3='''''original'''''|Data4=The city of San Luis Obispo, from [[Mission San Luis Obispo]], named after [[Saint Louis of Toulouse]] (Spanish for Saint Louis, the Bishop) |Data5=General Law|Population=281843 |Area=3304 |Size=100px}}

{{Countyrow |N=06 |Num=081 |Name=San Mateo |Seat=Redwood City |Data2=1856 |Data3=San Francisco and Santa Cruz |Data4=Spanish for [[Saint Matthew]] |Data5=Charter|Population=742893 |Area=449 |Size=100px}}

{{Countyrow |N=06 |Num=083 |Name=Santa Barbara |Seat=Santa Barbara |Data2=1850 |Data3='''''original'''''|Data4=The city of Santa Barbara, from [[Mission Santa Barbara]], (Spanish for [[Saint Barbara]]) |Data5=General Law|Population=444500 |Area=2738 |Size=100px}}

{{Countyrow |N=06 |Num=085 |Name=Santa Clara |Seat=San Jose |Data2=1850 |Data3='''''original'''''|Data4=City of Santa Clara, from [[Mission Santa Clara de Asís]], named for [[Saint Clare of Assisi]] (Spanish for Saint Clare) |Data5=Charter|Population=1926325 |Area=1291 |Size=100px}}

{{Countyrow |N=06 |Num=087 |Name=Santa Cruz |Seat=Santa Cruz |Data2=1850 |Data3='''''original'''''|Data4=The city of Santa Cruz, from [[Mission Santa Cruz]] (Spanish for "holy cross") |Data5=General Law|Population=262406 |Area=446 |Size=100px}}

{{Countyrow |N=06 |Num=089 |Name=Shasta |Seat=Redding |Data2=1850 |Data3='''''original'''''|Data4=[[Mount Shasta]]; the indigenous [[Shasta people]]|Data5=General Law (becoming Charter as of 1 January 2025<ref name="counties1"/>)|Population=181121 |Area=3786 |Size=100px}}

{{Countyrow |N=06 |Num=091 |Name=Sierra |Seat=Downieville |Data2=1852 |Data3=Yuba |Data4=''Sierra'' is Spanish for "[[mountain range]]", a reference to the area's topography |Data5=General Law|Population=3113  |Area=953 |Size=100px}}

{{Countyrow |N=06 |Num=093 |Name=Siskiyou |Seat=Yreka |Data2=1852 |Data3=Shasta and Klamath |Data4=[[Siskiyou Mountains]]; exact etymology of ''Siskiyou'' is disputed. |Data5=General Law|Population=42498 |Area=6287 |Size=100px}}

{{Countyrow |N=06 |Num=095 |Name=Solano |Seat=Fairfield |Data2=1850 |Data3='''''original'''''|Data4=[[Chief Solano]] of the [[Suisun people|Suisunes]] |Data5=General Law|Population=455101 |Area=828 |Size=100px}}

{{Countyrow |N=06 |Num=097 |Name=Sonoma |Seat=Santa Rosa |Data2=1850 |Data3='''''original'''''|Data4=Exact etymology disputed; probably a [[Pomo people|Pomo]] term meaning "valley of the moon", which references a native legend about spiritual activity in the area |Data5=General Law|Population=485375 |Area=1576 |Size=100px}}

{{Countyrow |N=06 |Num=099 |Name=Stanislaus |Seat=Modesto |Data2=1854 |Data3=Tuolumne |Data4=[[Stanislaus River]], named after [[Estanislao]], a native of the area when California was under Spanish and Mexican rule |Data5=General Law|Population=556972 |Area=1495 |Size=100px}}

{{Countyrow |N=06 |Num=101 |Name=Sutter |Seat=Yuba City |Data2=1850 |Data3='''''original'''''|Data4=[[John Sutter]], a Swiss pioneer of [[California]] associated with the [[California Gold Rush]] |Data5=General Law|Population=98545 |Area=603 |Size=100px}}

{{Countyrow |N=06 |Num=103 |Name=Tehama |Seat=Red Bluff |Data2=1856 |Data3=Butte, Colusa and Shasta |Data4=The city of [[Tehama, California|Tehama]], probably a native term describing its location |Data5=Charter|Population=64451 |Area=2951 |Size=100px}}

{{Countyrow |N=06 |Num=105 |Name=Trinity |Seat=Weaverville |Data2=1850 |Data3='''''original'''''|Data4=The city of [[Trinidad, California|Trinidad]], Spanish for "trinity" |Data5=General Law|Population=15642 |Area=3179 |Size=100px}}

{{Countyrow |N=06 |Num=107 |Name=Tulare |Seat=Visalia |Data2=1852 |Data3=Mariposa |Data4=[[Tulare Lake]], which is named after the tule rush (''[[Schoenoplectus acutus]]'') that grew in the marshes and sloughs along its shores |Data5=General Law|Population=483546 |Area=4824 |Size=100px}}

{{Countyrow |N=06 |Num=109 |Name=Tuolumne |Seat=Sonora |Data2=1850 |Data3='''''original'''''|Data4=Exact etymology disputed; probably a corruption of the native term ''talmalamne,'' which means "cluster of stone wigwams", a reference to local cave dwelling tribes|Data5=General Law|Population=53893 |Area=2236 |Size=100px}}

{{Countyrow |N=06 |Num=111 |Name=Ventura |Seat=Ventura |Data2=1872 |Data3=Santa Barbara |Data4=The city of Ventura, derived from [[Mission San Buenaventura]] (Spanish for [[St. Bonaventure]]) |Data5=General Law|Population=835427 |Area=1846 |Size=100px}}

{{Countyrow |N=06 |Num=113 |Name=Yolo |Seat=Woodland |Data2=1850 |Data3='''''original'''''|Data4=The Yolan people, a local Native American tribe |Data5=General Law|Population=225251 |Area=1012 |Size=100px}}

{{Countyrow |N=06 |Num=115 |Name=Yuba |Seat=Marysville |Data2=1850 |Data3='''''original'''''|Data4=Named either by the [[Maidu]] people, a local Native American tribe who live on the banks of the [[Feather River|Feather]] and [[Yuba River]]s, 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") |Data5=General Law|Population=87469 |Area=630 |Size=100px}}
|}