RANKING · 2024 ACS · 51 SHOWN OF 51

Highest Peruvian population share, California counties

California counties ranked by the share of all residents who are Peruvian origin (2023 American Community Survey). A concentration measure: Peruvian residents as a percentage of total population. This list covers the 51 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

RANKPLACESTATEPOPPERUVIAN SHAREVS 2000

01San Mateo County, CACA743,5680.8%–

02Contra Costa County, CACA1,170,0700.8%–

03Marin County, CACA253,6940.7%–

04Napa County, CACA132,9490.5%–

05San Francisco County, CACA826,0790.5%–

06Amador County, CACA41,8760.4%–

07Los Angeles County, CACA9,694,9340.4%–

08Alameda County, CACA1,636,6300.3%–

09Solano County, CACA455,3760.3%–

10Orange County, CACA3,149,5070.3%–

11Santa Clara County, CACA1,914,3910.3%–

12San Benito County, CACA70,0820.3%–

13Tuolumne County, CACA53,1600.3%–

14Ventura County, CACA830,8510.3%–

15San Bernardino County, CACA2,224,0910.2%–

16Placer County, CACA442,0810.2%–

17Santa Cruz County, CACA258,8520.2%–

18Kern County, CACA927,0680.2%–

19Riverside County, CACA2,544,9160.2%–

20Lake County, CACA67,7720.2%–

21Yolo County, CACA224,4100.2%–

22Sacramento County, CACA1,618,4600.2%–

23San Diego County, CACA3,282,2480.2%–

24San Joaquin County, CACA823,8150.2%–

25Modoc County, CACA8,4260.2%–

26Santa Barbara County, CACA442,0650.2%–

27San Luis Obispo County, CACA282,3670.2%–

28Sonoma County, CACA486,4440.2%–

29Monterey County, CACA433,7290.1%–

30Butte County, CACA209,2110.1%–

31Tulare County, CACA485,1460.1%–

32Stanislaus County, CACA557,7190.1%–

33Tehama County, CACA64,6650.1%–

34Merced County, CACA297,2600.1%–

35Kings County, CACA154,3270.1%–

36El Dorado County, CACA192,3230.1%–

37Fresno County, CACA1,035,4560.1%–

38Yuba County, CACA88,6910.1%–

39Siskiyou County, CACA42,0130.1%–

40Calaveras County, CACA46,6050.1%–

41Mono County, CACA12,5050.1%–

42Lassen County, CACA28,1170.1%–

43Sutter County, CACA98,7870.1%–

44Humboldt County, CACA131,6470.0%–

45Plumas County, CACA18,5830.0%–

46Imperial County, CACA181,4110.0%–

47Mariposa County, CACA16,9180.0%–

48Shasta County, CACA181,6480.0%–

49Nevada County, CACA101,9110.0%–

50Mendocino County, CACA88,1220.0%–

51Madera County, CACA167,9270.0%–

SHOWING 1–51 OF 51

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