RANKING · 2020 CENSUS · 51 SHOWN OF 51

Highest Belgian population share, California counties · 2020

California counties ranked by the share of all residents who are Belgian ancestry (2020 American Community Survey). A concentration measure: Belgian residents as a percentage of total population. This list covers the 51 counties in California that qualify, ranked against each other statewide.

Belgian Americans: full group profile →

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SAME RANKING BYCities States Metros

YEAR2010 2020 2024

RANKPLACESTATEPOPBELGIAN SHAREVS 2010

01Mariposa County, CACA16,9180.4%+0.2 pts

02Modoc County, CACA8,4260.3%–

03Marin County, CACA253,6940.2%+0.0 pts

04San Luis Obispo County, CACA282,3670.2%+0.1 pts

05Amador County, CACA41,8760.2%−0.0 pts

06San Mateo County, CACA743,5680.1%+0.0 pts

07Madera County, CACA167,9270.1%+0.1 pts

08Sonoma County, CACA486,4440.1%+0.0 pts

09Placer County, CACA442,0810.1%+0.0 pts

10San Francisco County, CACA826,0790.1%+0.0 pts

11Santa Cruz County, CACA258,8520.1%−0.0 pts

12El Dorado County, CACA192,3230.1%−0.0 pts

13Contra Costa County, CACA1,170,0700.1%−0.0 pts

14Mendocino County, CACA88,1220.1%+0.1 pts

15Santa Barbara County, CACA442,0650.1%−0.1 pts

16Humboldt County, CACA131,6470.1%−0.1 pts

17Ventura County, CACA830,8510.1%+0.0 pts

18Solano County, CACA455,3760.1%+0.0 pts

19San Diego County, CACA3,282,2480.1%−0.0 pts

20Lake County, CACA67,7720.1%−0.1 pts

21Orange County, CACA3,149,5070.1%−0.0 pts

22Yolo County, CACA224,4100.1%−0.0 pts

23Calaveras County, CACA46,6050.1%+0.1 pts

24Santa Clara County, CACA1,914,3910.1%−0.0 pts

25Tuolumne County, CACA53,1600.1%−0.0 pts

26Butte County, CACA209,2110.1%−0.0 pts

27Sutter County, CACA98,7870.1%+0.0 pts

28Napa County, CACA132,9490.1%−0.1 pts

29Inyo County, CACA18,1580.1%−0.5 pts

30San Joaquin County, CACA823,8150.1%+0.0 pts

31Shasta County, CACA181,6480.1%+0.0 pts

32Yuba County, CACA88,6910.1%–

33Alameda County, CACA1,636,6300.0%−0.0 pts

34Sacramento County, CACA1,618,4600.0%−0.0 pts

35Riverside County, CACA2,544,9160.0%−0.0 pts

36Los Angeles County, CACA9,694,9340.0%−0.0 pts

37Kern County, CACA927,0680.0%−0.0 pts

38Glenn County, CACA28,1410.0%−0.0 pts

39Stanislaus County, CACA557,7190.0%−0.0 pts

40Nevada County, CACA101,9110.0%−0.1 pts

41Lassen County, CACA28,1170.0%–

42San Bernardino County, CACA2,224,0910.0%−0.0 pts

43Siskiyou County, CACA42,0130.0%−0.1 pts

44San Benito County, CACA70,0820.0%+0.0 pts

45Fresno County, CACA1,035,4560.0%−0.0 pts

46Tehama County, CACA64,6650.0%−0.0 pts

47Monterey County, CACA433,7290.0%−0.1 pts

48Merced County, CACA297,2600.0%−0.0 pts

49Tulare County, CACA485,1460.0%−0.0 pts

50Imperial County, CACA181,4110.0%+0.0 pts

51Mono County, CACA12,5050.0%–

SHOWING 1–51 OF 51

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UPDATED 2026-08-08 · DATA: US CENSUS BUREAU DECENNIAL CENSUS