RANKING · 2024 ACS · 57 SHOWN OF 57

Highest Finnish population share, California counties

California counties ranked by the share of all residents who are Finnish ancestry (2023 American Community Survey). A concentration measure: Finnish residents as a percentage of total population. This list covers the 57 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

RANKPLACESTATEPOPFINNISH SHAREVS 2000

01Mendocino County, CACA88,1221.2%–

02Sierra County, CACA3,0980.9%–

03Siskiyou County, CACA42,0130.7%–

04Mono County, CACA12,5050.6%–

05Nevada County, CACA101,9110.4%–

06El Dorado County, CACA192,3230.4%–

07Humboldt County, CACA131,6470.4%–

08Amador County, CACA41,8760.4%–

09Butte County, CACA209,2110.3%–

10Shasta County, CACA181,6480.3%–

11Marin County, CACA253,6940.3%–

12Sonoma County, CACA486,4440.3%–

13Placer County, CACA442,0810.3%–

14Lake County, CACA67,7720.3%–

15San Luis Obispo County, CACA282,3670.3%–

16Tuolumne County, CACA53,1600.3%–

17Santa Barbara County, CACA442,0650.2%–

18Napa County, CACA132,9490.2%–

19Yolo County, CACA224,4100.2%–

20Ventura County, CACA830,8510.2%–

21Santa Cruz County, CACA258,8520.2%–

22Trinity County, CACA15,7200.2%–

23San Francisco County, CACA826,0790.2%–

24Contra Costa County, CACA1,170,0700.2%–

25Solano County, CACA455,3760.2%–

26Sacramento County, CACA1,618,4600.2%–

27Santa Clara County, CACA1,914,3910.1%–

28San Diego County, CACA3,282,2480.1%–

29Calaveras County, CACA46,6050.1%–

30Alameda County, CACA1,636,6300.1%–

31Yuba County, CACA88,6910.1%–

32Tehama County, CACA64,6650.1%–

33San Benito County, CACA70,0820.1%–

34San Mateo County, CACA743,5680.1%–

35Orange County, CACA3,149,5070.1%–

36Mariposa County, CACA16,9180.1%–

37Inyo County, CACA18,1580.1%–

38Stanislaus County, CACA557,7190.1%–

39Sutter County, CACA98,7870.1%–

40Fresno County, CACA1,035,4560.1%–

41Los Angeles County, CACA9,694,9340.1%–

42San Joaquin County, CACA823,8150.1%–

43Riverside County, CACA2,544,9160.1%–

44Glenn County, CACA28,1410.1%–

45Modoc County, CACA8,4260.1%–

46Plumas County, CACA18,5830.1%–

47Madera County, CACA167,9270.1%–

48Monterey County, CACA433,7290.1%–

49San Bernardino County, CACA2,224,0910.1%–

50Del Norte County, CACA26,4100.1%–

51Kern County, CACA927,0680.0%–

52Tulare County, CACA485,1460.0%–

53Colusa County, CACA21,8360.0%–

54Merced County, CACA297,2600.0%–

55Kings County, CACA154,3270.0%–

56Lassen County, CACA28,1170.0%–

57Imperial County, CACA181,4110.0%–

SHOWING 1–57 OF 57

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