RANKING · 2024 ACS · 47 SHOWN OF 47

Largest Slovak population, California counties

California counties ranked by the number of residents who are Slovak ancestry, from the 2024 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV. This list covers the 47 counties in California that qualify, ranked against each other statewide. The median across all 47 is 113. Biggest climber in the top 100 since 2020: Kern County, CA, up 10 places to #21.

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SAME RANKING BYCities States Metros

RELATEDLargest American population Highest American population share Largest Arab population Highest Arab population share Largest Egyptian population Highest Egyptian population share

YEAR2010 2020 2024

RANKPLACESTATEPOPSLOVAK POPULATIONVS 2010

01Los Angeles County, CACA9,694,9344,531−5%

02San Diego County, CACA3,282,2482,717−13%

03Orange County, CACA3,149,5072,652−15%

04▲1Riverside County, CACA2,544,9161,386−5%

05▼1Santa Clara County, CACA1,914,3911,292−9%

06▲2Alameda County, CACA1,636,6301,017−21%

07Contra Costa County, CACA1,170,070965+10%

08▲2San Francisco County, CACA826,079945+10%

09▲2Sacramento County, CACA1,618,460935+26%

10▼4San Bernardino County, CACA2,224,091800−4%

11▲1Sonoma County, CACA486,444755+102%

12▲2San Mateo County, CACA743,568593+24%

13▼4Ventura County, CACA830,851418−27%

14▲1Placer County, CACA442,081368+7%

15▲1Monterey County, CACA433,729342−22%

16▲2Santa Cruz County, CACA258,852335+2%

17▲5San Luis Obispo County, CACA282,367310+37%

18▲1Santa Barbara County, CACA442,065300−28%

19▼2El Dorado County, CACA192,323239+20%

20▼7Marin County, CACA253,694215−35%

21▲10Kern County, CACA927,068209+22%

22▼1Solano County, CACA455,376205−60%

23▲4Stanislaus County, CACA557,719154+166%

24Yolo County, CACA224,410113−22%

25▼5San Joaquin County, CACA823,815107−73%

26▲3Fresno County, CACA1,035,456100−29%

27▲3Nevada County, CACA101,91193+1%

28▲4Butte County, CACA209,21180−51%

29▼6Humboldt County, CACA131,64773−63%

30▲5Shasta County, CACA181,64873−49%

31▲8San Benito County, CACA70,08269+475%

32Imperial County, CACA181,41160+445%

33▲5Tehama County, CACA64,66537+1750%

34▲3Merced County, CACA297,26033+94%

35▼2Napa County, CACA132,94932−35%

36▼11Lake County, CACA67,77229–

37▲8Yuba County, CACA88,69126+53%

38▲9Amador County, CACA41,87623–

39▼5Mendocino County, CACA88,12220−64%

40Inyo County, CACA18,15819−39%

41▲5Siskiyou County, CACA42,01317−29%

42Trinity County, CACA15,72014–

43▲6Tulare County, CACA485,14610−86%

44Calaveras County, CACA46,6059–

45▼9Madera County, CACA167,9279−70%

46▼3Mariposa County, CACA16,9189–

47▼6Sutter County, CACA98,7873−97%

SHOWING 1–47 OF 47

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