RANKING · 2020 CENSUS · 56 SHOWN OF 56

Largest Norwegian population, Montana counties · 2020

Montana counties ranked by the number of residents who are Norwegian ancestry, from the 2020 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV. This list covers the 56 counties in Montana that qualify, ranked against each other statewide.

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 POPULATIONVS 2010

01Yellowstone County, MTMT172,69215,962+12%

02Flathead County, MTMT115,4299,163+11%

03Missoula County, MTMT123,5139,072+16%

04Gallatin County, MTMT128,7408,635+5%

05Cascade County, MTMT85,0296,576−21%

06Lewis and Clark County, MTMT75,3316,163+13%

07Ravalli County, MTMT48,5822,652+20%

08Richland County, MTMT11,3772,216+1%

09Lake County, MTMT33,3921,811−8%

10Park County, MTMT18,2141,715+0%

11Lincoln County, MTMT22,3281,642−18%

12Valley County, MTMT7,3851,632−20%

13Hill County, MTMT16,1671,557−48%

14Silver Bow County, MTMT36,1181,327−43%

15Jefferson County, MTMT13,3291,184−2%

16Dawson County, MTMT8,6921,112−23%

17Custer County, MTMT12,0341,101−33%

18Broadwater County, MTMT8,4931,090+160%

19Fergus County, MTMT11,825977−42%

20Stillwater County, MTMT9,445961−0%

21Sanders County, MTMT14,062890−14%

22Roosevelt County, MTMT10,242883−57%

23Sweet Grass County, MTMT3,762861+3%

24Carbon County, MTMT11,466805+23%

25Phillips County, MTMT4,203790−28%

26Teton County, MTMT6,496783−13%

27Sheridan County, MTMT3,436758−36%

28Pondera County, MTMT6,072717−21%

29Beaverhead County, MTMT10,043703−3%

30Toole County, MTMT5,211634+17%

31Glacier County, MTMT13,463602−19%

32Deer Lodge County, MTMT9,709594−25%

33Blaine County, MTMT6,860528−12%

34Madison County, MTMT10,026491−11%

35Fallon County, MTMT2,959449+32%

36Daniels County, MTMT1,612430−34%

37McCone County, MTMT1,720395−0%

38Musselshell County, MTMT5,582394+19%

39Rosebud County, MTMT8,253394+45%

40Powell County, MTMT7,157382−37%

41Chouteau County, MTMT5,865342−39%

42Liberty County, MTMT1,957328−40%

43Mineral County, MTMT5,185317+71%

44Wheatland County, MTMT2,100242+74%

45Granite County, MTMT3,658224−46%

46Judith Basin County, MTMT2,162205+1%

47Carter County, MTMT1,383195−19%

48Wibaux County, MTMT885193+127%

49Big Horn County, MTMT12,752187−26%

50Meagher County, MTMT2,137164−43%

51Powder River County, MTMT1,781141−1%

52Petroleum County, MTMT54864−33%

53Prairie County, MTMT1,11261−70%

54Garfield County, MTMT1,14857−69%

55Treasure County, MTMT72857−10%

56Golden Valley County, MTMT84456+12%

SHOWING 1–56 OF 56

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UPDATED 2026-07-15 · DATA: US CENSUS BUREAU DECENNIAL CENSUS