RANKING · 2024 ACS · 50 SHOWN OF 50

Highest Welsh population share, Montana counties

Montana counties ranked by the share of all residents who are Welsh ancestry (2024 American Community Survey). A concentration measure: Welsh residents as a percentage of total population. This list covers the 50 counties in Montana that qualify, ranked against each other statewide.

Welsh 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

RANKPLACESTATEPOPWELSH SHAREVS 2010

01Meagher County, MTMT2,1372.8%+1.7 pts

02Dawson County, MTMT8,6921.3%+0.9 pts

03Liberty County, MTMT1,9571.3%–

04McCone County, MTMT1,7201.3%+0.3 pts

05Ravalli County, MTMT48,5821.3%−0.6 pts

06Custer County, MTMT12,0341.1%−0.0 pts

07Mineral County, MTMT5,1851.1%−0.6 pts

08Lewis and Clark County, MTMT75,3311.1%+0.0 pts

09Deer Lodge County, MTMT9,7091.1%−0.2 pts

10Granite County, MTMT3,6581.0%−0.4 pts

11Phillips County, MTMT4,2031.0%+0.8 pts

12Flathead County, MTMT115,4290.9%−0.2 pts

13Stillwater County, MTMT9,4450.9%−0.1 pts

14Missoula County, MTMT123,5130.9%+0.0 pts

15Gallatin County, MTMT128,7400.8%−0.7 pts

16Madison County, MTMT10,0260.8%−0.1 pts

17Carbon County, MTMT11,4660.8%−0.5 pts

18Jefferson County, MTMT13,3290.7%−0.7 pts

19Cascade County, MTMT85,0290.6%−0.2 pts

20Yellowstone County, MTMT172,6920.6%−0.4 pts

21Wheatland County, MTMT2,1000.6%−2.2 pts

22Richland County, MTMT11,3770.6%+0.2 pts

23Beaverhead County, MTMT10,0430.6%−1.9 pts

24Carter County, MTMT1,3830.6%−1.2 pts

25Silver Bow County, MTMT36,1180.6%−0.8 pts

26Fergus County, MTMT11,8250.6%−0.1 pts

27Chouteau County, MTMT5,8650.6%−0.8 pts

28Sweet Grass County, MTMT3,7620.5%−0.6 pts

29Golden Valley County, MTMT8440.4%–

30Pondera County, MTMT6,0720.4%−1.1 pts

31Big Horn County, MTMT12,7520.4%−0.3 pts

32Sanders County, MTMT14,0620.4%−0.4 pts

33Lake County, MTMT33,3920.4%−0.4 pts

34Rosebud County, MTMT8,2530.4%+0.1 pts

35Hill County, MTMT16,1670.3%−0.3 pts

36Park County, MTMT18,2140.3%−0.7 pts

37Toole County, MTMT5,2110.3%−0.5 pts

38Teton County, MTMT6,4960.3%−0.4 pts

39Musselshell County, MTMT5,5820.3%−0.9 pts

40Broadwater County, MTMT8,4930.2%−0.4 pts

41Powder River County, MTMT1,7810.2%−0.3 pts

42Lincoln County, MTMT22,3280.2%−1.2 pts

43Judith Basin County, MTMT2,1620.2%−0.8 pts

44Powell County, MTMT7,1570.1%−2.1 pts

45Fallon County, MTMT2,9590.1%−0.3 pts

46Roosevelt County, MTMT10,2420.1%+0.1 pts

47Sheridan County, MTMT3,4360.1%−0.6 pts

48Valley County, MTMT7,3850.1%−0.5 pts

49Blaine County, MTMT6,8600.0%−0.1 pts

50Glacier County, MTMT13,4630.0%−0.6 pts

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UPDATED 2026-08-08 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES