RANKING · 2020 CENSUS · 48 SHOWN OF 48

Highest Chamorro population share, California counties · 2020

California counties ranked by the share of all residents who are Chamorro (2023 American Community Survey). A concentration measure: Chamorro residents as a percentage of total population. This list covers the 48 counties in California that qualify, ranked against each other statewide.

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SAME RANKING BYCities States Metros

RELATEDLargest Native Hawaiian population Highest Native Hawaiian population share Largest Samoan population Highest Samoan population share Largest Tongan population Highest Tongan population share

Highest Chamorro population share by state

RANKPLACESTATEPOPCHAMORRO SHAREVS 2000

01Solano County, CACA455,3760.7%–

02Sutter County, CACA98,7870.5%–

03San Diego County, CACA3,282,2480.3%–

04Humboldt County, CACA131,6470.2%–

05Mariposa County, CACA16,9180.2%–

06Nevada County, CACA101,9110.2%–

07Yuba County, CACA88,6910.2%–

08Monterey County, CACA433,7290.2%–

09Alameda County, CACA1,636,6300.2%–

10San Joaquin County, CACA823,8150.2%–

11Riverside County, CACA2,544,9160.2%–

12San Benito County, CACA70,0820.2%–

13Sacramento County, CACA1,618,4600.2%–

14Shasta County, CACA181,6480.2%–

15Contra Costa County, CACA1,170,0700.1%–

16Mendocino County, CACA88,1220.1%–

17Santa Clara County, CACA1,914,3910.1%–

18Yolo County, CACA224,4100.1%–

19San Mateo County, CACA743,5680.1%–

20Placer County, CACA442,0810.1%–

21San Bernardino County, CACA2,224,0910.1%–

22Orange County, CACA3,149,5070.1%–

23San Francisco County, CACA826,0790.1%–

24Napa County, CACA132,9490.1%–

25Modoc County, CACA8,4260.1%–

26Marin County, CACA253,6940.1%–

27Butte County, CACA209,2110.1%–

28Stanislaus County, CACA557,7190.1%–

29Tulare County, CACA485,1460.1%–

30Fresno County, CACA1,035,4560.1%–

31Imperial County, CACA181,4110.1%–

32Kern County, CACA927,0680.1%–

33Los Angeles County, CACA9,694,9340.1%–

34Inyo County, CACA18,1580.1%–

35Ventura County, CACA830,8510.1%–

36Santa Barbara County, CACA442,0650.1%–

37Trinity County, CACA15,7200.0%–

38Sonoma County, CACA486,4440.0%–

39Amador County, CACA41,8760.0%–

40Santa Cruz County, CACA258,8520.0%–

41Kings County, CACA154,3270.0%–

42Merced County, CACA297,2600.0%–

43San Luis Obispo County, CACA282,3670.0%–

44Tuolumne County, CACA53,1600.0%–

45Lake County, CACA67,7720.0%–

46El Dorado County, CACA192,3230.0%–

47Madera County, CACA167,9270.0%–

48Del Norte County, CACA26,4100.0%–

SHOWING 1–48 OF 48

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