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RANKING · 2020 CENSUS · 57 SHOWN OF 57

Highest British population share, California counties · 2020

California counties ranked by the share of all residents who are British ancestry (2020 American Community Survey). A concentration measure: British residents as a percentage of total population. This list covers the 57 counties in California that qualify, ranked against each other statewide.

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SAME RANKING BYCitiesStatesMetros
RELATEDLargest American populationHighest American population shareLargest Arab populationHighest Arab population shareLargest Egyptian populationHighest Egyptian population share
YEAR201020202024
Highest British population share by state
All USAlaskaAlabamaArkansasArizonaCaliforniaColoradoFloridaGeorgiaIowaIdahoIllinoisIndianaKansasKentuckyLouisianaMassachusettsMarylandMaineMichiganMinnesotaMissouriMississippiMontanaNorth CarolinaNorth DakotaNebraskaNew HampshireNew JerseyNew MexicoNevadaNew YorkOhioOklahomaOregonPennsylvaniaSouth CarolinaSouth DakotaTennesseeTexasUtahVirginiaVermontWashingtonWisconsinWest VirginiaWyoming
RANKPLACESTATEPOPBRITISH SHAREVS 2010
01Alpine County, CACA1,0431.8%–
02Marin County, CACA253,6941.6%+0.3 pts
03Inyo County, CACA18,1581.5%+0.9 pts
04Santa Cruz County, CACA258,8521.3%+0.5 pts
05El Dorado County, CACA192,3231.3%+0.5 pts
06Nevada County, CACA101,9111.1%+0.4 pts
07Tuolumne County, CACA53,1601.1%+0.8 pts
08Placer County, CACA442,0811.0%+0.5 pts
09Sonoma County, CACA486,4441.0%+0.3 pts
10Santa Barbara County, CACA442,0651.0%+0.3 pts
11Amador County, CACA41,8761.0%+0.4 pts
12Modoc County, CACA8,4261.0%+0.3 pts
13San Francisco County, CACA826,0790.9%+0.2 pts
14San Luis Obispo County, CACA282,3670.9%+0.0 pts
15Humboldt County, CACA131,6470.9%+0.3 pts
16Yuba County, CACA88,6910.8%+0.6 pts
17Napa County, CACA132,9490.8%+0.3 pts
18Shasta County, CACA181,6480.8%+0.3 pts
19San Mateo County, CACA743,5680.8%+0.2 pts
20Butte County, CACA209,2110.8%+0.3 pts
21Mariposa County, CACA16,9180.8%−0.0 pts
22Calaveras County, CACA46,6050.8%+0.3 pts
23Tehama County, CACA64,6650.8%+0.5 pts
24Contra Costa County, CACA1,170,0700.7%+0.1 pts
25San Diego County, CACA3,282,2480.7%+0.2 pts
26Alameda County, CACA1,636,6300.7%+0.2 pts
27Ventura County, CACA830,8510.7%+0.1 pts
28Santa Clara County, CACA1,914,3910.7%+0.1 pts
29Sutter County, CACA98,7870.6%+0.5 pts
30Mendocino County, CACA88,1220.6%+0.2 pts
31Orange County, CACA3,149,5070.6%+0.1 pts
32Siskiyou County, CACA42,0130.6%+0.2 pts
33Yolo County, CACA224,4100.6%+0.1 pts
34Solano County, CACA455,3760.6%+0.2 pts
35Sacramento County, CACA1,618,4600.5%+0.2 pts
36Colusa County, CACA21,8360.5%+0.5 pts
37Plumas County, CACA18,5830.5%−0.2 pts
38Riverside County, CACA2,544,9160.5%+0.2 pts
39Glenn County, CACA28,1410.4%−0.0 pts
40Los Angeles County, CACA9,694,9340.4%+0.1 pts
41Monterey County, CACA433,7290.4%+0.1 pts
42Madera County, CACA167,9270.4%+0.2 pts
43San Benito County, CACA70,0820.4%−0.0 pts
44Stanislaus County, CACA557,7190.3%+0.2 pts
45Lake County, CACA67,7720.3%−0.0 pts
46San Bernardino County, CACA2,224,0910.3%+0.1 pts
47Kern County, CACA927,0680.3%+0.1 pts
48Fresno County, CACA1,035,4560.3%+0.2 pts
49Tulare County, CACA485,1460.3%+0.2 pts
50Lassen County, CACA28,1170.3%+0.0 pts
51Del Norte County, CACA26,4100.3%−0.1 pts
52San Joaquin County, CACA823,8150.2%−0.0 pts
53Merced County, CACA297,2600.2%+0.1 pts
54Kings County, CACA154,3270.2%−0.0 pts
55Trinity County, CACA15,7200.1%−0.1 pts
56Imperial County, CACA181,4110.1%−0.0 pts
57Mono County, CACA12,5050.1%−0.2 pts
SHOWING 1–57 OF 57
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UPDATED 2026-08-08 · DATA: US CENSUS BUREAU DECENNIAL CENSUS