RANKING · 2010 CENSUS · 52 SHOWN OF 52

Largest South American population, California counties · 2010

California counties ranked by the number of residents who are South American origin, from the 2023 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV. This list covers the 52 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

RANKPLACESTATEPOPSOUTH AMERICAN POPULATIONVS 2000

01Los Angeles County, CACA9,694,934121,901–

02Orange County, CACA3,149,50729,594–

03San Bernardino County, CACA2,224,09116,938–

04San Diego County, CACA3,282,24816,475–

05Riverside County, CACA2,544,91613,987–

06Santa Clara County, CACA1,914,39113,393–

07Contra Costa County, CACA1,170,07010,338–

08Alameda County, CACA1,636,63010,130–

09San Mateo County, CACA743,5688,666–

10San Francisco County, CACA826,0797,870–

11Ventura County, CACA830,8516,353–

12Sacramento County, CACA1,618,4605,232–

13San Joaquin County, CACA823,8152,891–

14Fresno County, CACA1,035,4562,650–

15Kern County, CACA927,0682,644–

16Marin County, CACA253,6942,447–

17Santa Barbara County, CACA442,0652,111–

18Monterey County, CACA433,7291,714–

19Sonoma County, CACA486,4441,607–

20Solano County, CACA455,3761,600–

21Stanislaus County, CACA557,7191,417–

22Santa Cruz County, CACA258,8521,368–

23Yolo County, CACA224,4101,224–

24San Luis Obispo County, CACA282,3671,014–

25El Dorado County, CACA192,323847–

26Napa County, CACA132,949729–

27Merced County, CACA297,260687–

28Placer County, CACA442,081657–

29Butte County, CACA209,211568–

30Tulare County, CACA485,146561–

31Shasta County, CACA181,648302–

32San Benito County, CACA70,082295–

33Imperial County, CACA181,411256–

34Kings County, CACA154,327220–

35Humboldt County, CACA131,647178–

36Sutter County, CACA98,787173–

37Madera County, CACA167,927172–

38Glenn County, CACA28,141131–

39Lake County, CACA67,772131–

40Tuolumne County, CACA53,16083–

41Yuba County, CACA88,69171–

42Nevada County, CACA101,91165–

43Mariposa County, CACA16,91854–

44Mendocino County, CACA88,12254–

45Lassen County, CACA28,11752–

46Amador County, CACA41,87645–

47Siskiyou County, CACA42,01338–

48Inyo County, CACA18,15837–

49Colusa County, CACA21,83635–

50Del Norte County, CACA26,41022–

51Plumas County, CACA18,58317–

52Calaveras County, CACA46,60511–

SHOWING 1–52 OF 52

Download CSV (full list, 52 rows)

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