RANKING · 2020 CENSUS · 53 SHOWN OF 53

Largest Japanese population, California counties · 2020

California counties ranked by the number of residents who are Japanese, from the 2020 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV. This list covers the 53 counties in California that qualify, ranked against each other statewide. The median across all 53 is 430.

Japanese Americans: full group profile →

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SAME RANKING BYCities States Metros

RELATEDLargest Chinese population Highest Chinese population share Largest Taiwanese population Highest Taiwanese population share Largest Hmong population Highest Hmong population share

RANKPLACESTATEPOPJAPANESE POPULATIONVS –

01Los Angeles County, CACA9,694,93496,810–

02Orange County, CACA3,149,50734,497–

03Santa Clara County, CACA1,914,39125,058–

04San Diego County, CACA3,282,24817,828–

05Alameda County, CACA1,636,63011,540–

06Sacramento County, CACA1,618,46010,072–

07San Francisco County, CACA826,0799,748–

08San Mateo County, CACA743,5689,025–

09Contra Costa County, CACA1,170,0707,689–

10Riverside County, CACA2,544,9165,764–

11San Bernardino County, CACA2,224,0914,697–

12Fresno County, CACA1,035,4564,229–

13Ventura County, CACA830,8513,917–

14Solano County, CACA455,3762,352–

15Monterey County, CACA433,7292,069–

16Santa Barbara County, CACA442,0651,939–

17San Joaquin County, CACA823,8151,853–

18Santa Cruz County, CACA258,8521,840–

19Marin County, CACA253,6941,578–

20Yolo County, CACA224,4101,500–

21Placer County, CACA442,0811,440–

22Sonoma County, CACA486,4441,436–

23Stanislaus County, CACA557,719890–

24San Luis Obispo County, CACA282,367875–

25Kern County, CACA927,068800–

26Tulare County, CACA485,146536–

27El Dorado County, CACA192,323430–

28Kings County, CACA154,327399–

29Butte County, CACA209,211381–

30Napa County, CACA132,949359–

31Humboldt County, CACA131,647298–

32Merced County, CACA297,260271–

33Shasta County, CACA181,648271–

34Sutter County, CACA98,787266–

35Imperial County, CACA181,411254–

36Yuba County, CACA88,691194–

37San Benito County, CACA70,082168–

38Nevada County, CACA101,911164–

39Mendocino County, CACA88,122144–

40Madera County, CACA167,92772–

41Tuolumne County, CACA53,16061–

42Glenn County, CACA28,14150–

43Inyo County, CACA18,15845–

44Lake County, CACA67,77245–

45Tehama County, CACA64,66540–

46Lassen County, CACA28,11737–

47Amador County, CACA41,87633–

48Siskiyou County, CACA42,01331–

49Del Norte County, CACA26,41027–

50Mariposa County, CACA16,91810–

51Plumas County, CACA18,58310–

52Mono County, CACA12,5059–

53Calaveras County, CACA46,6053–

SHOWING 1–53 OF 53

Download CSV (full list, 53 rows)

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