RANKING · 2024 ACS · 57 SHOWN OF 57

Largest Finnish population, California counties

California counties ranked by the number of residents who are Finnish 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 57 counties in California that qualify, ranked against each other statewide.

Finnish Americans: full group profile →

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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 POPULATIONVS 2010

01Los Angeles County, CACA9,694,9347,903−2%

02San Diego County, CACA3,282,2484,364−18%

03Orange County, CACA3,149,5073,177−23%

04Santa Clara County, CACA1,914,3912,705+3%

05Sacramento County, CACA1,618,4602,423+6%

06Alameda County, CACA1,636,6302,091−2%

07Contra Costa County, CACA1,170,0701,925−25%

08Riverside County, CACA2,544,9161,879−36%

09Ventura County, CACA830,8511,614+33%

10San Francisco County, CACA826,0791,492+18%

11Sonoma County, CACA486,4441,451−16%

12San Bernardino County, CACA2,224,0911,249−39%

13Placer County, CACA442,0811,248−8%

14Mendocino County, CACA88,1221,051−8%

15Santa Barbara County, CACA442,065971+29%

16Fresno County, CACA1,035,456835−21%

17El Dorado County, CACA192,323822+26%

18Marin County, CACA253,694789+4%

19San Mateo County, CACA743,568749−42%

20San Luis Obispo County, CACA282,367723+49%

21Solano County, CACA455,376717−35%

22Butte County, CACA209,211674+46%

23San Joaquin County, CACA823,815611−16%

24Humboldt County, CACA131,647565−2%

25Shasta County, CACA181,648563−51%

26Stanislaus County, CACA557,719516−2%

27Santa Cruz County, CACA258,852505−33%

28Yolo County, CACA224,410464+23%

29Nevada County, CACA101,911442−30%

30Kern County, CACA927,068365−59%

31Siskiyou County, CACA42,013294+216%

32Napa County, CACA132,949293−3%

33Monterey County, CACA433,729258−44%

34Lake County, CACA67,772180−13%

35Amador County, CACA41,876153+194%

36Tulare County, CACA485,146141−52%

37Tuolumne County, CACA53,160138−27%

38Madera County, CACA167,92799+120%

39Yuba County, CACA88,69194−4%

40Sutter County, CACA98,78788−50%

41Mono County, CACA12,50582–

42San Benito County, CACA70,08268+353%

43Tehama County, CACA64,66567−54%

44Calaveras County, CACA46,60561−41%

45Merced County, CACA297,26057−72%

46Trinity County, CACA15,72029−78%

47Sierra County, CACA3,09826–

48Kings County, CACA154,32723−89%

49Glenn County, CACA28,14120−64%

50Inyo County, CACA18,15818+38%

51Mariposa County, CACA16,91817−15%

52Del Norte County, CACA26,41015−85%

53Plumas County, CACA18,58312−96%

54Imperial County, CACA181,41110−81%

55Colusa County, CACA21,8366−50%

56Modoc County, CACA8,4266−79%

57Lassen County, CACA28,1173−94%

SHOWING 1–57 OF 57

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UPDATED 2026-07-15 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES