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 (2020 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. The median across all 55 is 0.5%.

Spaniard Americans: full group profile →

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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 2010

01Amador County, CACA41,8761.4%+1.1 pts

02Trinity County, CACA15,7201.2%+0.9 pts

03San Benito County, CACA70,0821.2%+0.8 pts

04Calaveras County, CACA46,6051.2%+0.5 pts

05Tuolumne County, CACA53,1601.2%+0.7 pts

06Yuba County, CACA88,6911.1%+0.7 pts

07Colusa County, CACA21,8360.9%+0.5 pts

08Yolo County, CACA224,4100.8%+0.1 pts

09Solano County, CACA455,3760.7%+0.3 pts

10San Luis Obispo County, CACA282,3670.6%0.0 pts

11Contra Costa County, CACA1,170,0700.6%+0.2 pts

12Placer County, CACA442,0810.6%+0.1 pts

13Sacramento County, CACA1,618,4600.6%+0.3 pts

14Napa County, CACA132,9490.6%+0.3 pts

15Santa Cruz County, CACA258,8520.6%+0.1 pts

16Fresno County, CACA1,035,4560.5%+0.3 pts

17Lake County, CACA67,7720.5%+0.1 pts

18San Mateo County, CACA743,5680.5%+0.1 pts

19Sonoma County, CACA486,4440.5%+0.3 pts

20Inyo County, CACA18,1580.5%0.0 pts

21El Dorado County, CACA192,3230.5%+0.2 pts

22Glenn County, CACA28,1410.5%+0.3 pts

23Sutter County, CACA98,7870.5%+0.3 pts

24Shasta County, CACA181,6480.5%0.0 pts

25San Joaquin County, CACA823,8150.5%0.0 pts

26Santa Clara County, CACA1,914,3910.5%+0.1 pts

27San Bernardino County, CACA2,224,0910.5%+0.1 pts

28Modoc County, CACA8,4260.5%+0.4 pts

29Plumas County, CACA18,5830.5%0.0 pts

30Imperial County, CACA181,4110.5%+0.4 pts

31Marin County, CACA253,6940.4%+0.2 pts

32Riverside County, CACA2,544,9160.4%+0.1 pts

33San Diego County, CACA3,282,2480.4%+0.1 pts

34Tehama County, CACA64,6650.4%+0.2 pts

35Kern County, CACA927,0680.4%+0.1 pts

36Alameda County, CACA1,636,6300.4%+0.1 pts

37Butte County, CACA209,2110.4%+0.1 pts

38Kings County, CACA154,3270.4%+0.2 pts

39Humboldt County, CACA131,6470.4%+0.3 pts

40Del Norte County, CACA26,4100.4%0.0 pts

41Ventura County, CACA830,8510.4%+0.1 pts

42Mendocino County, CACA88,1220.4%+0.1 pts

43Stanislaus County, CACA557,7190.4%+0.1 pts

44Santa Barbara County, CACA442,0650.4%+0.1 pts

45Orange County, CACA3,149,5070.4%+0.1 pts

46San Francisco County, CACA826,0790.3%0.0 pts

47Monterey County, CACA433,7290.3%−0.1 pts

48Lassen County, CACA28,1170.3%+0.2 pts

49Los Angeles County, CACA9,694,9340.3%+0.1 pts

50Tulare County, CACA485,1460.3%+0.2 pts

51Madera County, CACA167,9270.3%0.0 pts

52Mariposa County, CACA16,9180.3%−0.3 pts

53Nevada County, CACA101,9110.2%−0.1 pts

54Siskiyou County, CACA42,0130.2%−0.2 pts

55Merced County, CACA297,2600.2%−0.1 pts

SHOWING 1–55 OF 55

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UPDATED 2026-09-11 · DATA: US CENSUS BUREAU DECENNIAL CENSUS