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 (2020 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. The median across all 52 is 0.5%.

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 SHAREVS 2010

01Wibaux County, MTMT8853.1%–

02Judith Basin County, MTMT2,1622.0%−1.1 pts

03Granite County, MTMT3,6581.8%+1.3 pts

04Carbon County, MTMT11,4661.6%−1.6 pts

05Silver Bow County, MTMT36,1181.5%−1.3 pts

06Liberty County, MTMT1,9571.4%+1.1 pts

07Deer Lodge County, MTMT9,7091.4%+0.3 pts

08Stillwater County, MTMT9,4451.1%+0.6 pts

09Meagher County, MTMT2,1371.1%–

10Flathead County, MTMT115,4291.0%−0.3 pts

11Cascade County, MTMT85,0290.9%−0.1 pts

12Lincoln County, MTMT22,3280.9%+0.4 pts

13Lewis and Clark County, MTMT75,3310.8%−0.2 pts

14Madison County, MTMT10,0260.7%−0.5 pts

15Park County, MTMT18,2140.7%−0.3 pts

16Musselshell County, MTMT5,5820.7%−0.3 pts

17Yellowstone County, MTMT172,6920.6%0.0 pts

18Petroleum County, MTMT5480.6%–

19Ravalli County, MTMT48,5820.6%0.0 pts

20Powder River County, MTMT1,7810.6%−0.2 pts

21Mineral County, MTMT5,1850.5%+0.3 pts

22Phillips County, MTMT4,2030.5%+0.4 pts

23Sanders County, MTMT14,0620.5%−0.1 pts

24Teton County, MTMT6,4960.5%−0.4 pts

25Gallatin County, MTMT128,7400.5%−0.1 pts

26Missoula County, MTMT123,5130.5%0.0 pts

27Sweet Grass County, MTMT3,7620.5%−0.4 pts

28Jefferson County, MTMT13,3290.4%−0.3 pts

29Richland County, MTMT11,3770.4%+0.3 pts

30Custer County, MTMT12,0340.3%+0.1 pts

31Rosebud County, MTMT8,2530.3%+0.3 pts

32Broadwater County, MTMT8,4930.3%+0.1 pts

33Treasure County, MTMT7280.3%–

34Fergus County, MTMT11,8250.3%+0.2 pts

35Carter County, MTMT1,3830.3%−1.2 pts

36Valley County, MTMT7,3850.3%+0.1 pts

37McCone County, MTMT1,7200.3%–

38Toole County, MTMT5,2110.3%−0.5 pts

39Fallon County, MTMT2,9590.3%−1.4 pts

40Sheridan County, MTMT3,4360.3%0.0 pts

41Chouteau County, MTMT5,8650.3%+0.1 pts

42Golden Valley County, MTMT8440.2%–

43Powell County, MTMT7,1570.2%+0.1 pts

44Beaverhead County, MTMT10,0430.2%0.0 pts

45Blaine County, MTMT6,8600.2%+0.2 pts

46Hill County, MTMT16,1670.2%+0.1 pts

47Lake County, MTMT33,3920.2%−0.2 pts

48Dawson County, MTMT8,6920.1%−0.1 pts

49Big Horn County, MTMT12,7520.1%0.0 pts

50Roosevelt County, MTMT10,2420.1%+0.1 pts

51Wheatland County, MTMT2,1000.1%–

52Pondera County, MTMT6,0720.1%−0.7 pts

SHOWING 1–52 OF 52

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UPDATED 2026-09-11 · DATA: US CENSUS BUREAU DECENNIAL CENSUS