RANKING · 2020 CENSUS · 41 SHOWN OF 41

Highest Dominican population share, California counties · 2020

California counties ranked by the share of all residents who are Dominican origin (2023 American Community Survey). A concentration measure: Dominican residents as a percentage of total population. This list covers the 41 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

RANKPLACESTATEPOPDOMINICAN SHAREVS 2000

01Trinity County, CACA15,7200.5%–

02Marin County, CACA253,6940.1%–

03Yuba County, CACA88,6910.1%–

04San Diego County, CACA3,282,2480.1%–

05Napa County, CACA132,9490.1%–

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

07Kings County, CACA154,3270.1%–

08Riverside County, CACA2,544,9160.1%–

09Los Angeles County, CACA9,694,9340.1%–

10Imperial County, CACA181,4110.1%–

11Sutter County, CACA98,7870.1%–

12Amador County, CACA41,8760.0%–

13San Mateo County, CACA743,5680.0%–

14San Bernardino County, CACA2,224,0910.0%–

15Humboldt County, CACA131,6470.0%–

16Solano County, CACA455,3760.0%–

17Alameda County, CACA1,636,6300.0%–

18Sacramento County, CACA1,618,4600.0%–

19Santa Cruz County, CACA258,8520.0%–

20San Francisco County, CACA826,0790.0%–

21Santa Clara County, CACA1,914,3910.0%–

22Stanislaus County, CACA557,7190.0%–

23San Luis Obispo County, CACA282,3670.0%–

24Placer County, CACA442,0810.0%–

25Yolo County, CACA224,4100.0%–

26Butte County, CACA209,2110.0%–

27Monterey County, CACA433,7290.0%–

28Orange County, CACA3,149,5070.0%–

29Ventura County, CACA830,8510.0%–

30San Joaquin County, CACA823,8150.0%–

31Fresno County, CACA1,035,4560.0%–

32Madera County, CACA167,9270.0%–

33San Benito County, CACA70,0820.0%–

34Kern County, CACA927,0680.0%–

35Mono County, CACA12,5050.0%–

36Santa Barbara County, CACA442,0650.0%–

37Merced County, CACA297,2600.0%–

38Tulare County, CACA485,1460.0%–

39Nevada County, CACA101,9110.0%–

40Siskiyou County, CACA42,0130.0%–

41Sonoma County, CACA486,4440.0%–

SHOWING 1–41 OF 41

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