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geography_typegeographypopulation
County pop census 2020 data
Region definitions:
https://census.ca.gov/regions/
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StatewideCalifornia39538223
https://data.chhs.ca.gov/dataset/chhs-ddg/resource/83f5011f-004c-431d-83f6-69ec0b3ef838
1ButteColusaEl DoradoGlennLassenModocNevadaPlacerPlumasSacramentoShastaSierraSiskiyouSutterTehamaYoloYuba
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CountyAlameda168235332997352116322183919118528917327308700102241404739197901585055182155323644076996336582921640381575
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CountyAlpine12042Del NorteHumboldtLakeMendocinoNapaSonomaTrinity
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CountyAmador4047496696427743136463681639160113801948886316112
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CountyButte2116323AlamedaContra CostaMarinSan FranciscoSan MateoSanta ClaraSolano
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CountyCalaveras452927138758168235311659272623218739657644421936259453491
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CountyColusa218394AlpineAmadorCalaverasMaderaMariposaMercedMonoSan JoaquinStanislausTuolumne
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CountyContra Costa1165927194248412044047445292156255171312812021319577923355287855620
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CountyDel Norte277435MontereySan BenitoSan Luis ObispoSanta BarbaraSanta CruzVentura
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CountyEl Dorado191185234860143903564209282424448229270861843843
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CountyFresno10086546FresnoInyoKernKingsTulare
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CountyGlenn289172562508100865419016909235152486473117
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CountyHumboldt1364637RiversideSan Bernardino
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CountyImperial179702459983924181852181654
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CountyInyo190168Los Angeles
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CountyKern9092351001400910014009
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CountyKings1524869Orange
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CountyLake6816331869893186989
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CountyLassen3273010ImperialSan Diego
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CountyLos Angeles1001400934783361797023298634
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CountyMadera156255
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CountyMarin262321
https://www2.census.gov/programs-surveys/popest/tables/2020-2025/cities/totals/SUB-IP-EST2025-POP-06.xlsx
(as of 2020 census data)
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CountyMariposa17131Major Cities:CountyRegionPopulation:
Percentage:
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CountyMendocino91601Los AngelesLos Angeles838993429.9%
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CountyMerced281202San DiegoSan Diego1013844813.5%
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CountyModoc8700San JoseSanta Clara310133212.6%
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CountyMono13195San FranciscoSan Francisco38785502.2%
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CountyMonterey439035FresnoFresno65422281.4%
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CountyNapa138019SacrementoSacremento15249071.3%
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CountyNevada102241Long BeachLos Angeles84667681.2%
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CountyOrange3186989OaklandAlameda34408421.1%
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CountyPlacer404739BakersfieldKern64043621.0%
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CountyPlumas19790AnaheimOrange93467990.9%
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CountyRiverside2418185
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CountySacramento1585055RegionRegion PopRegion PercentageRegion Pop Without Cities
Region Percentage Without Cities
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CountySan Benito64209132997358.3%27748287.0%
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CountySan Bernardino218165429669642.4%9669642.4%
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CountySan Diego32986343713875818.1%480604512.2%
40
CountySan Francisco873965419424844.9%19424844.9%
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CountySan Joaquin779233523486015.9%23486015.9%
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CountySan Luis Obispo282424625625086.5%16159184.1%
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CountySan Mateo7644427459983911.6%459983911.6%
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CountySanta Barbara44822981001400925.3%564789914.3%
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CountySanta Clara1936259931869898.1%28401907.2%
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CountySanta Cruz2708611034783368.8%20938555.3%
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CountyShasta182155
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CountySierra3236
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CountySiskiyou44076
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CountySolano453491
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CountySonoma488863
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CountyStanislaus552878
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CountySutter99633
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CountyTehama65829
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CountyTrinity16112
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CountyTulare473117
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CountyTuolumne55620
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CountyVentura843843
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CountyYolo216403
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CountyYuba81575
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