RANKING · 2024 ACS · 47 SHOWN OF 47

Highest Swiss population share, Montana counties

Montana counties ranked by the share of all residents who are Swiss ancestry (2023 American Community Survey). A concentration measure: Swiss residents as a percentage of total population. This list covers the 47 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

RANKPLACESTATEPOPSWISS SHAREVS 2000

01Treasure County, MTMT7286.7%–

02Broadwater County, MTMT8,4932.2%–

03Pondera County, MTMT6,0721.7%–

04Sheridan County, MTMT3,4361.6%–

05Sweet Grass County, MTMT3,7621.5%–

06Meagher County, MTMT2,1371.5%–

07Lincoln County, MTMT22,3281.1%–

08Phillips County, MTMT4,2031.0%–

09Prairie County, MTMT1,1121.0%–

10Teton County, MTMT6,4960.7%–

11Gallatin County, MTMT128,7400.6%–

12Toole County, MTMT5,2110.6%–

13Sanders County, MTMT14,0620.5%–

14Cascade County, MTMT85,0290.5%–

15Beaverhead County, MTMT10,0430.5%–

16Park County, MTMT18,2140.5%–

17Carbon County, MTMT11,4660.5%–

18Fergus County, MTMT11,8250.5%–

19Madison County, MTMT10,0260.5%–

20Daniels County, MTMT1,6120.5%–

21Garfield County, MTMT1,1480.5%–

22Custer County, MTMT12,0340.4%–

23Stillwater County, MTMT9,4450.4%–

24Ravalli County, MTMT48,5820.4%–

25Missoula County, MTMT123,5130.4%–

26Lewis and Clark County, MTMT75,3310.4%–

27Dawson County, MTMT8,6920.4%–

28Flathead County, MTMT115,4290.3%–

29Lake County, MTMT33,3920.3%–

30Silver Bow County, MTMT36,1180.3%–

31Jefferson County, MTMT13,3290.3%–

32Yellowstone County, MTMT172,6920.3%–

33Hill County, MTMT16,1670.3%–

34Wibaux County, MTMT8850.3%–

35Richland County, MTMT11,3770.2%–

36Granite County, MTMT3,6580.2%–

37Powder River County, MTMT1,7810.2%–

38Chouteau County, MTMT5,8650.2%–

39Roosevelt County, MTMT10,2420.2%–

40Liberty County, MTMT1,9570.2%–

41Powell County, MTMT7,1570.1%–

42Mineral County, MTMT5,1850.1%–

43Valley County, MTMT7,3850.1%–

44Rosebud County, MTMT8,2530.1%–

45Fallon County, MTMT2,9590.1%–

46Big Horn County, MTMT12,7520.1%–

47Deer Lodge County, MTMT9,7090.0%–

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