RANKING · 2024 ACS · 51 SHOWN OF 51

Largest Peruvian population, California counties

California counties ranked by the number of residents who are Peruvian origin, from the 2024 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV. This list covers the 51 counties in California that qualify, ranked against each other statewide. The median across all 51 is 476. Biggest climber in the top 100 since 2020: Lake County, CA, up 10 places to #35.

Peruvian 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

RANKPLACESTATEPOPPERUVIAN POPULATIONVS 2010

01Los Angeles County, CACA9,694,93439,362+18%

02Orange County, CACA3,149,50710,735+21%

03Contra Costa County, CACA1,170,0708,875+72%

04▲3San Diego County, CACA3,282,2486,927+120%

05▲3Santa Clara County, CACA1,914,3916,097+29%

06▼1San Mateo County, CACA743,5685,793+32%

07▲2Alameda County, CACA1,636,6305,712+50%

08▼2Riverside County, CACA2,544,9165,483+29%

09▼5San Bernardino County, CACA2,224,0915,466+20%

10San Francisco County, CACA826,0794,323+64%

11Sacramento County, CACA1,618,4603,375+101%

12Ventura County, CACA830,8512,404+26%

13▲5Kern County, CACA927,0682,044+273%

14▼1Marin County, CACA253,6941,721+159%

15San Joaquin County, CACA823,8151,658+42%

16▼2Solano County, CACA455,3761,541+89%

17Placer County, CACA442,0811,036+466%

18▲2Fresno County, CACA1,035,456871+14%

19▲2Santa Barbara County, CACA442,065749+45%

20▲8Napa County, CACA132,949741+411%

21▼5Sonoma County, CACA486,444741+57%

22▼3Stanislaus County, CACA557,719624+9%

23▲3Santa Cruz County, CACA258,852620−18%

24▼2Monterey County, CACA433,729599+14%

25▼2Tulare County, CACA485,146548+247%

26▼2Yolo County, CACA224,410476+118%

27▲4San Luis Obispo County, CACA282,367464+47%

28▲2Merced County, CACA297,260316+32%

29▲4Butte County, CACA209,211266+43%

30▲2San Benito County, CACA70,082210+76%

31▼4El Dorado County, CACA192,323197+516%

32▲2Amador County, CACA41,876177–

33▲2Tuolumne County, CACA53,160168–

34▲3Kings County, CACA154,327163+213%

35▲10Lake County, CACA67,772148+957%

36▲6Yuba County, CACA88,69172+555%

37Tehama County, CACA64,66571–

38▼13Humboldt County, CACA131,64761+663%

39Imperial County, CACA181,41161−60%

40▲7Sutter County, CACA98,78752+93%

41▼12Shasta County, CACA181,64841−21%

42▲2Siskiyou County, CACA42,01336+300%

43▼5Calaveras County, CACA46,60531–

44▼8Nevada County, CACA101,91123−47%

45▼2Mendocino County, CACA88,12220−46%

46▼5Madera County, CACA167,92718−33%

47▼7Modoc County, CACA8,42617–

48Lassen County, CACA28,11716–

49▲1Mono County, CACA12,5058–

50▼1Plumas County, CACA18,5837–

51▼5Mariposa County, CACA16,9184–

SHOWING 1–51 OF 51

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UPDATED 2026-09-11 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES