RANKING · 2020 CENSUS · 42 SHOWN OF 42

Highest Tongan population share, California counties · 2020

California counties ranked by the share of all residents who are Tongan (2020 American Community Survey). A concentration measure: Tongan residents as a percentage of total population. This list covers the 42 counties in California that qualify, ranked against each other statewide.

Tongan Americans: full group profile →

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

Highest Tongan population share by state

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RANKPLACESTATEPOPTONGAN SHAREVS –

01San Mateo County, CACA743,5680.7%–

02Colusa County, CACA21,8360.2%–

03Alameda County, CACA1,636,6300.2%–

04Merced County, CACA297,2600.2%–

05Humboldt County, CACA131,6470.1%–

06Contra Costa County, CACA1,170,0700.1%–

07Yolo County, CACA224,4100.1%–

08Santa Clara County, CACA1,914,3910.1%–

09Monterey County, CACA433,7290.1%–

10Yuba County, CACA88,6910.1%–

11San Joaquin County, CACA823,8150.1%–

12El Dorado County, CACA192,3230.1%–

13Sacramento County, CACA1,618,4600.1%–

14Riverside County, CACA2,544,9160.1%–

15Napa County, CACA132,9490.1%–

16San Bernardino County, CACA2,224,0910.1%–

17San Benito County, CACA70,0820.1%–

18Ventura County, CACA830,8510.0%–

19Tuolumne County, CACA53,1600.0%–

20Los Angeles County, CACA9,694,9340.0%–

21Orange County, CACA3,149,5070.0%–

22San Francisco County, CACA826,0790.0%–

23Placer County, CACA442,0810.0%–

24Sutter County, CACA98,7870.0%–

25Solano County, CACA455,3760.0%–

26San Diego County, CACA3,282,2480.0%–

27Stanislaus County, CACA557,7190.0%–

28Sonoma County, CACA486,4440.0%–

29Fresno County, CACA1,035,4560.0%–

30Kern County, CACA927,0680.0%–

31Butte County, CACA209,2110.0%–

32Imperial County, CACA181,4110.0%–

33Amador County, CACA41,8760.0%–

34Santa Barbara County, CACA442,0650.0%–

35Calaveras County, CACA46,6050.0%–

36San Luis Obispo County, CACA282,3670.0%–

37Tulare County, CACA485,1460.0%–

38Tehama County, CACA64,6650.0%–

39Kings County, CACA154,3270.0%–

40Shasta County, CACA181,6480.0%–

41Marin County, CACA253,6940.0%–

42Santa Cruz County, CACA258,8520.0%–

SHOWING 1–42 OF 42

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UPDATED 2026-07-15 · DATA: US CENSUS BUREAU DECENNIAL CENSUS