RANKING · 2010 CENSUS · 56 SHOWN OF 56

Highest Norwegian population share, Montana counties · 2010

Montana counties ranked by the share of all residents who are Norwegian ancestry (2010 American Community Survey). A concentration measure: Norwegian residents as a percentage of total population. This list covers the 56 counties in Montana that qualify, ranked against each other statewide. The median across all 56 is 10.3%.

Norwegian 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

RANKPLACESTATEPOPNORWEGIAN SHAREVS –

01Daniels County, MTMT1,61239.4%–

02Sheridan County, MTMT3,43633.8%–

03Valley County, MTMT7,38527.9%–

04Phillips County, MTMT4,20326.2%–

05Liberty County, MTMT1,95724.1%–

06McCone County, MTMT1,72023.1%–

07Richland County, MTMT11,37723.1%–

08Sweet Grass County, MTMT3,76222.6%–

09Roosevelt County, MTMT10,24220.0%–

10Carter County, MTMT1,38318.8%–

11Prairie County, MTMT1,11218.6%–

12Hill County, MTMT16,16718.5%–

13Dawson County, MTMT8,69216.3%–

14Petroleum County, MTMT54815.9%–

15Garfield County, MTMT1,14815.0%–

16Teton County, MTMT6,49614.7%–

17Pondera County, MTMT6,07214.7%–

18Fergus County, MTMT11,82514.7%–

19Meagher County, MTMT2,13714.3%–

20Custer County, MTMT12,03414.1%–

21Granite County, MTMT3,65813.5%–

22Fallon County, MTMT2,95912.1%–

23Park County, MTMT18,21410.9%–

24Jefferson County, MTMT13,32910.8%–

25Stillwater County, MTMT9,44510.8%–

26Toole County, MTMT5,21110.5%–

27Cascade County, MTMT85,02910.3%–

28Judith Basin County, MTMT2,16210.3%–

29Lincoln County, MTMT22,32810.2%–

30Yellowstone County, MTMT172,6929.9%–

31Chouteau County, MTMT5,8659.8%–

32Gallatin County, MTMT128,7409.4%–

33Flathead County, MTMT115,4299.3%–

34Blaine County, MTMT6,8609.2%–

35Sanders County, MTMT14,0629.1%–

36Lewis and Clark County, MTMT75,3318.9%–

37Powder River County, MTMT1,7818.6%–

38Powell County, MTMT7,1578.5%–

39Deer Lodge County, MTMT9,7098.5%–

40Wibaux County, MTMT8858.0%–

41Broadwater County, MTMT8,4937.9%–

42Beaverhead County, MTMT10,0437.9%–

43Musselshell County, MTMT5,5827.6%–

44Treasure County, MTMT7287.4%–

45Missoula County, MTMT123,5137.3%–

46Madison County, MTMT10,0267.3%–

47Lake County, MTMT33,3926.9%–

48Silver Bow County, MTMT36,1186.9%–

49Carbon County, MTMT11,4666.6%–

50Wheatland County, MTMT2,1006.6%–

51Golden Valley County, MTMT8446.2%–

52Glacier County, MTMT13,4635.6%–

53Ravalli County, MTMT48,5825.5%–

54Mineral County, MTMT5,1854.4%–

55Rosebud County, MTMT8,2533.0%–

56Big Horn County, MTMT12,7522.0%–

SHOWING 1–56 OF 56

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