RANKING · 2020 CENSUS · 55 SHOWN OF 55

Highest Spaniard population share, California counties · 2020

California counties ranked by the share of all residents who are Spaniard origin (2023 American Community Survey). A concentration measure: Spaniard residents as a percentage of total population. This list covers the 55 counties in California that qualify, ranked against each other statewide.

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SAME RANKING BYCities States Metros

RELATEDLargest Mexican population Highest Mexican population share Largest Puerto Rican population Highest Puerto Rican population share Largest Cuban population Highest Cuban population share

YEAR2010 2020 2024

RANKPLACESTATEPOPSPANIARD SHAREVS 2000

01Amador County, CACA41,8761.4%–

02Trinity County, CACA15,7201.2%–

03San Benito County, CACA70,0821.2%–

04Calaveras County, CACA46,6051.2%–

05Tuolumne County, CACA53,1601.2%–

06Yuba County, CACA88,6911.1%–

07Colusa County, CACA21,8360.9%–

08Yolo County, CACA224,4100.8%–

09Solano County, CACA455,3760.7%–

10San Luis Obispo County, CACA282,3670.6%–

11Contra Costa County, CACA1,170,0700.6%–

12Placer County, CACA442,0810.6%–

13Sacramento County, CACA1,618,4600.6%–

14Napa County, CACA132,9490.6%–

15Santa Cruz County, CACA258,8520.6%–

16Fresno County, CACA1,035,4560.5%–

17Lake County, CACA67,7720.5%–

18San Mateo County, CACA743,5680.5%–

19Sonoma County, CACA486,4440.5%–

20Inyo County, CACA18,1580.5%–

21El Dorado County, CACA192,3230.5%–

22Glenn County, CACA28,1410.5%–

23Sutter County, CACA98,7870.5%–

24Shasta County, CACA181,6480.5%–

25San Joaquin County, CACA823,8150.5%–

26Santa Clara County, CACA1,914,3910.5%–

27San Bernardino County, CACA2,224,0910.5%–

28Modoc County, CACA8,4260.5%–

29Plumas County, CACA18,5830.5%–

30Imperial County, CACA181,4110.5%–

31Marin County, CACA253,6940.4%–

32Riverside County, CACA2,544,9160.4%–

33San Diego County, CACA3,282,2480.4%–

34Tehama County, CACA64,6650.4%–

35Kern County, CACA927,0680.4%–

36Alameda County, CACA1,636,6300.4%–

37Butte County, CACA209,2110.4%–

38Kings County, CACA154,3270.4%–

39Humboldt County, CACA131,6470.4%–

40Del Norte County, CACA26,4100.4%–

41Ventura County, CACA830,8510.4%–

42Mendocino County, CACA88,1220.4%–

43Stanislaus County, CACA557,7190.4%–

44Santa Barbara County, CACA442,0650.4%–

45Orange County, CACA3,149,5070.4%–

46San Francisco County, CACA826,0790.3%–

47Monterey County, CACA433,7290.3%–

48Lassen County, CACA28,1170.3%–

49Los Angeles County, CACA9,694,9340.3%–

50Tulare County, CACA485,1460.3%–

51Madera County, CACA167,9270.3%–

52Mariposa County, CACA16,9180.3%–

53Nevada County, CACA101,9110.2%–

54Siskiyou County, CACA42,0130.2%–

55Merced County, CACA297,2600.2%–

SHOWING 1–55 OF 55

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UPDATED 2026-06-06 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES