RANKING · 2010 CENSUS · 54 SHOWN OF 54

Highest Swiss population share, Montana counties · 2010

Montana counties ranked by the share of all residents who are Swiss ancestry (2010 American Community Survey). A concentration measure: Swiss residents as a percentage of total population. This list covers the 54 counties in Montana that qualify, ranked against each other statewide. The median across all 54 is 0.5%.

Swiss 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

RANKPLACESTATEPOPSWISS SHAREVS –

01Teton County, MTMT6,4962.2%–

02Beaverhead County, MTMT10,0431.8%–

03Park County, MTMT18,2141.5%–

04Wheatland County, MTMT2,1001.4%–

05Madison County, MTMT10,0261.4%–

06McCone County, MTMT1,7201.3%–

07Petroleum County, MTMT5481.3%–

08Jefferson County, MTMT13,3291.2%–

09Ravalli County, MTMT48,5821.0%–

10Meagher County, MTMT2,1371.0%–

11Flathead County, MTMT115,4291.0%–

12Wibaux County, MTMT8850.9%–

13Sanders County, MTMT14,0620.9%–

14Carter County, MTMT1,3830.9%–

15Carbon County, MTMT11,4660.9%–

16Richland County, MTMT11,3770.8%–

17Gallatin County, MTMT128,7400.8%–

18Mineral County, MTMT5,1850.8%–

19Sweet Grass County, MTMT3,7620.8%–

20Lake County, MTMT33,3920.7%–

21Missoula County, MTMT123,5130.7%–

22Treasure County, MTMT7280.7%–

23Custer County, MTMT12,0340.7%–

24Garfield County, MTMT1,1480.6%–

25Lincoln County, MTMT22,3280.6%–

26Cascade County, MTMT85,0290.5%–

27Powder River County, MTMT1,7810.5%–

28Hill County, MTMT16,1670.5%–

29Liberty County, MTMT1,9570.5%–

30Musselshell County, MTMT5,5820.5%–

31Stillwater County, MTMT9,4450.5%–

32Lewis and Clark County, MTMT75,3310.5%–

33Yellowstone County, MTMT172,6920.5%–

34Pondera County, MTMT6,0720.5%–

35Phillips County, MTMT4,2030.5%–

36Chouteau County, MTMT5,8650.5%–

37Toole County, MTMT5,2110.4%–

38Judith Basin County, MTMT2,1620.4%–

39Dawson County, MTMT8,6920.3%–

40Daniels County, MTMT1,6120.3%–

41Fergus County, MTMT11,8250.3%–

42Prairie County, MTMT1,1120.3%–

43Granite County, MTMT3,6580.3%–

44Glacier County, MTMT13,4630.2%–

45Powell County, MTMT7,1570.2%–

46Fallon County, MTMT2,9590.2%–

47Deer Lodge County, MTMT9,7090.2%–

48Silver Bow County, MTMT36,1180.2%–

49Valley County, MTMT7,3850.1%–

50Big Horn County, MTMT12,7520.1%–

51Sheridan County, MTMT3,4360.1%–

52Roosevelt County, MTMT10,2420.1%–

53Blaine County, MTMT6,8600.1%–

54Rosebud County, MTMT8,2530.1%–

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