RANKING · 2024 ACS · 51 SHOWN OF 51

Highest Belgian population share, California counties

California counties ranked by the share of all residents who are Belgian ancestry (2024 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. The median across all 51 is 0.1%. Biggest climber in the top 100 since 2020: Tehama County, CA, up 36 places to #10.

Belgian Americans: full group profile →

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SAME RANKING BYCities States Metros

YEAR2010 2020 2024

RANKPLACESTATEPOPBELGIAN SHAREVS 2010

01▲2Marin County, CACA253,6940.2%0.0 pts

02▼1Mariposa County, CACA16,9180.2%0.0 pts

03▲7San Francisco County, CACA826,0790.2%+0.1 pts

04San Luis Obispo County, CACA282,3670.1%0.0 pts

05▲20Tuolumne County, CACA53,1600.1%0.0 pts

06▲2Sonoma County, CACA486,4440.1%0.0 pts

07▲4Santa Cruz County, CACA258,8520.1%0.0 pts

08▲1Placer County, CACA442,0810.1%0.0 pts

09▲34Siskiyou County, CACA42,0130.1%0.0 pts

10▲36Tehama County, CACA64,6650.1%0.0 pts

11▲5Humboldt County, CACA131,6470.1%−0.1 pts

12▼6San Mateo County, CACA743,5680.1%0.0 pts

13▲6San Diego County, CACA3,282,2480.1%0.0 pts

14Mendocino County, CACA88,1220.1%0.0 pts

15▲18Alameda County, CACA1,636,6300.1%0.0 pts

16▲2Solano County, CACA455,3760.1%0.0 pts

17▲14Shasta County, CACA181,6480.1%0.0 pts

18▼1Ventura County, CACA830,8510.1%0.0 pts

19▲2Orange County, CACA3,149,5070.1%0.0 pts

20▼5Santa Barbara County, CACA442,0650.1%−0.1 pts

21▲1Yolo County, CACA224,4100.1%0.0 pts

22▼9Contra Costa County, CACA1,170,0700.1%0.0 pts

23▲1Santa Clara County, CACA1,914,3910.1%0.0 pts

24▼12El Dorado County, CACA192,3230.1%−0.1 pts

25▼18Madera County, CACA167,9270.1%0.0 pts

26▼3Calaveras County, CACA46,6050.1%0.0 pts

27▲13Nevada County, CACA101,9110.1%0.0 pts

28▲4Yuba County, CACA88,6910.1%–

29▲18Monterey County, CACA433,7290.0%0.0 pts

30▼25Amador County, CACA41,8760.0%−0.2 pts

31▲4Riverside County, CACA2,544,9160.0%0.0 pts

32▲4Los Angeles County, CACA9,694,9340.0%0.0 pts

33▲11San Benito County, CACA70,0820.0%0.0 pts

34▼8Butte County, CACA209,2110.0%−0.1 pts

35▼1Sacramento County, CACA1,618,4600.0%0.0 pts

36▼7Inyo County, CACA18,1580.0%−0.5 pts

37▲1Glenn County, CACA28,1410.0%0.0 pts

38▲1Stanislaus County, CACA557,7190.0%0.0 pts

39Plumas County, CACA18,5830.0%–

40▼3Kern County, CACA927,0680.0%0.0 pts

41Lassen County, CACA28,1170.0%–

42▲3Fresno County, CACA1,035,4560.0%0.0 pts

43▲8Mono County, CACA12,5050.0%–

44▼14San Joaquin County, CACA823,8150.0%0.0 pts

45Kings County, CACA154,3270.0%0.0 pts

46▼26Lake County, CACA67,7720.0%−0.2 pts

47▼5San Bernardino County, CACA2,224,0910.0%0.0 pts

48▲1Tulare County, CACA485,1460.0%0.0 pts

49▼21Napa County, CACA132,9490.0%−0.1 pts

50▼2Merced County, CACA297,2600.0%0.0 pts

51▼1Imperial County, CACA181,4110.0%0.0 pts

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UPDATED 2026-09-11 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES