RANKING · 2020 CENSUS · 37 SHOWN OF 37

Largest Thai population, California counties · 2020

California counties ranked by the number of residents who are Thai, from the 2023 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV. This list covers the 37 counties in California that qualify, ranked against each other statewide.

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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

RANKPLACESTATEPOPTHAI POPULATIONVS 2000

01Los Angeles County, CACA9,694,93411,797–

02San Joaquin County, CACA823,8159,460–

03Orange County, CACA3,149,5076,659–

04Alameda County, CACA1,636,6306,239–

05Contra Costa County, CACA1,170,0705,161–

06Santa Clara County, CACA1,914,3915,061–

07Sacramento County, CACA1,618,4604,839–

08Riverside County, CACA2,544,9164,239–

09San Bernardino County, CACA2,224,0912,304–

10San Diego County, CACA3,282,2482,059–

11Yolo County, CACA224,4101,363–

12San Francisco County, CACA826,0791,160–

13San Mateo County, CACA743,5681,103–

14Stanislaus County, CACA557,719868–

15Fresno County, CACA1,035,456844–

16Ventura County, CACA830,851763–

17Sutter County, CACA98,787589–

18Placer County, CACA442,081483–

19Sonoma County, CACA486,444308–

20San Luis Obispo County, CACA282,367251–

21Solano County, CACA455,376216–

22Monterey County, CACA433,729205–

23Butte County, CACA209,211204–

24Kern County, CACA927,068151–

25Merced County, CACA297,260149–

26Napa County, CACA132,949149–

27Santa Barbara County, CACA442,06578–

28Tulare County, CACA485,14666–

29Santa Cruz County, CACA258,85262–

30Yuba County, CACA88,69148–

31Humboldt County, CACA131,64747–

32Inyo County, CACA18,15847–

33Lassen County, CACA28,11730–

34Marin County, CACA253,69418–

35Imperial County, CACA181,41113–

36El Dorado County, CACA192,3237–

37Kings County, CACA154,3274–

SHOWING 1–37 OF 37

Download CSV (full list, 37 rows)

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