RANKING · 2020 CENSUS · 49 SHOWN OF 49

Highest Slovak population share, California counties · 2020

California counties ranked by the share of all residents who are Slovak ancestry (2023 American Community Survey). A concentration measure: Slovak residents as a percentage of total population. This list covers the 49 counties in California that qualify, ranked against each other statewide.

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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 SHAREVS 2000

01Plumas County, CACA18,5830.6%–

02Tuolumne County, CACA53,1600.2%–

03Lake County, CACA67,7720.2%–

04El Dorado County, CACA192,3230.2%–

05Marin County, CACA253,6940.2%–

06Humboldt County, CACA131,6470.1%–

07Santa Cruz County, CACA258,8520.1%–

08San Diego County, CACA3,282,2480.1%–

09Nevada County, CACA101,9110.1%–

10Sonoma County, CACA486,4440.1%–

11Orange County, CACA3,149,5070.1%–

12Ventura County, CACA830,8510.1%–

13Placer County, CACA442,0810.1%–

14San Francisco County, CACA826,0790.1%–

15Inyo County, CACA18,1580.1%–

16Mendocino County, CACA88,1220.1%–

17Monterey County, CACA433,7290.1%–

18Santa Clara County, CACA1,914,3910.1%–

19Mariposa County, CACA16,9180.1%–

20Contra Costa County, CACA1,170,0700.1%–

21Yolo County, CACA224,4100.1%–

22San Luis Obispo County, CACA282,3670.1%–

23Riverside County, CACA2,544,9160.1%–

24Los Angeles County, CACA9,694,9340.1%–

25Napa County, CACA132,9490.1%–

26San Mateo County, CACA743,5680.1%–

27Alameda County, CACA1,636,6300.0%–

28Glenn County, CACA28,1410.0%–

29Santa Barbara County, CACA442,0650.0%–

30San Bernardino County, CACA2,224,0910.0%–

31Butte County, CACA209,2110.0%–

32Solano County, CACA455,3760.0%–

33Sacramento County, CACA1,618,4600.0%–

34Shasta County, CACA181,6480.0%–

35Tehama County, CACA64,6650.0%–

36Madera County, CACA167,9270.0%–

37San Benito County, CACA70,0820.0%–

38San Joaquin County, CACA823,8150.0%–

39Stanislaus County, CACA557,7190.0%–

40Del Norte County, CACA26,4100.0%–

41Siskiyou County, CACA42,0130.0%–

42Amador County, CACA41,8760.0%–

43Sutter County, CACA98,7870.0%–

44Yuba County, CACA88,6910.0%–

45Fresno County, CACA1,035,4560.0%–

46Kern County, CACA927,0680.0%–

47Merced County, CACA297,2600.0%–

48Kings County, CACA154,3270.0%–

49Tulare County, CACA485,1460.0%–

SHOWING 1–49 OF 49

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