RANKING · 2020 CENSUS · 52 SHOWN OF 52

Highest Finnish population share, Montana counties · 2020

Montana 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 52 counties in Montana 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

01Wibaux County, MTMT8853.1%–

02Judith Basin County, MTMT2,1622.0%–

03Granite County, MTMT3,6581.8%–

04Carbon County, MTMT11,4661.6%–

05Silver Bow County, MTMT36,1181.5%–

06Liberty County, MTMT1,9571.4%–

07Deer Lodge County, MTMT9,7091.4%–

08Stillwater County, MTMT9,4451.1%–

09Meagher County, MTMT2,1371.1%–

10Flathead County, MTMT115,4291.0%–

11Cascade County, MTMT85,0290.9%–

12Lincoln County, MTMT22,3280.9%–

13Lewis and Clark County, MTMT75,3310.8%–

14Madison County, MTMT10,0260.7%–

15Park County, MTMT18,2140.7%–

16Musselshell County, MTMT5,5820.7%–

17Yellowstone County, MTMT172,6920.6%–

18Petroleum County, MTMT5480.6%–

19Ravalli County, MTMT48,5820.6%–

20Powder River County, MTMT1,7810.6%–

21Mineral County, MTMT5,1850.5%–

22Phillips County, MTMT4,2030.5%–

23Sanders County, MTMT14,0620.5%–

24Teton County, MTMT6,4960.5%–

25Gallatin County, MTMT128,7400.5%–

26Missoula County, MTMT123,5130.5%–

27Sweet Grass County, MTMT3,7620.5%–

28Jefferson County, MTMT13,3290.4%–

29Richland County, MTMT11,3770.4%–

30Custer County, MTMT12,0340.3%–

31Rosebud County, MTMT8,2530.3%–

32Broadwater County, MTMT8,4930.3%–

33Treasure County, MTMT7280.3%–

34Fergus County, MTMT11,8250.3%–

35Carter County, MTMT1,3830.3%–

36Valley County, MTMT7,3850.3%–

37McCone County, MTMT1,7200.3%–

38Toole County, MTMT5,2110.3%–

39Fallon County, MTMT2,9590.3%–

40Sheridan County, MTMT3,4360.3%–

41Chouteau County, MTMT5,8650.3%–

42Golden Valley County, MTMT8440.2%–

43Powell County, MTMT7,1570.2%–

44Beaverhead County, MTMT10,0430.2%–

45Blaine County, MTMT6,8600.2%–

46Hill County, MTMT16,1670.2%–

47Lake County, MTMT33,3920.2%–

48Dawson County, MTMT8,6920.1%–

49Big Horn County, MTMT12,7520.1%–

50Roosevelt County, MTMT10,2420.1%–

51Wheatland County, MTMT2,1000.1%–

52Pondera County, MTMT6,0720.1%–

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