RANKING · 2024 ACS · 45 SHOWN OF 45

Largest Finnish population, Montana counties

Montana 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 45 counties in Montana 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

01Flathead County, MTMT115,4291,097−4%

02Missoula County, MTMT123,513848+57%

03Cascade County, MTMT85,029773−11%

04Yellowstone County, MTMT172,692771−11%

05Lewis and Clark County, MTMT75,331687+22%

06Silver Bow County, MTMT36,118571−39%

07Gallatin County, MTMT128,740520−4%

08Ravalli County, MTMT48,582253+10%

09Carbon County, MTMT11,466212−33%

10Madison County, MTMT10,026148+54%

11Jefferson County, MTMT13,329146+95%

12Park County, MTMT18,214104−30%

13Stillwater County, MTMT9,44596+104%

14Beaverhead County, MTMT10,04394+370%

15Custer County, MTMT12,03487+181%

16Lake County, MTMT33,39270−33%

17Blaine County, MTMT6,86051+1600%

18Deer Lodge County, MTMT9,70946−55%

19Judith Basin County, MTMT2,16246−26%

20Sanders County, MTMT14,06239−46%

21Broadwater County, MTMT8,49336+227%

22Lincoln County, MTMT22,32830−71%

23Fergus County, MTMT11,82529+81%

24Meagher County, MTMT2,13729–

25Granite County, MTMT3,65826+73%

26Hill County, MTMT16,16720+54%

27Valley County, MTMT7,38516+23%

28Mineral County, MTMT5,18515+36%

29Chouteau County, MTMT5,86513+44%

30Teton County, MTMT6,49610−82%

31Richland County, MTMT11,37710+67%

32Dawson County, MTMT8,6929−50%

33Musselshell County, MTMT5,5829−79%

34Rosebud County, MTMT8,2538+0%

35Golden Valley County, MTMT8446–

36Pondera County, MTMT6,0726−87%

37Powell County, MTMT7,1576−25%

38Fallon County, MTMT2,9595−89%

39Carter County, MTMT1,3833−84%

40Sheridan County, MTMT3,4363−67%

41Sweet Grass County, MTMT3,7623−91%

42Treasure County, MTMT7283–

43Phillips County, MTMT4,2032−67%

44Petroleum County, MTMT5481–

45Roosevelt County, MTMT10,2421−50%

SHOWING 1–45 OF 45

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