RANKING · 2010 CENSUS · 42 SHOWN OF 42

Highest British population share, Montana counties · 2010

Montana counties ranked by the share of all residents who are British ancestry (2010 American Community Survey). A concentration measure: British residents as a percentage of total population. This list covers the 42 counties in Montana that qualify, ranked against each other statewide. The median across all 42 is 0.3%.

British Americans: full group profile →

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RELATEDLargest American population Highest American population share Largest Arab population Highest Arab population share Largest Egyptian population Highest Egyptian population share

YEAR2010 2020 2024

RANKPLACESTATEPOPBRITISH SHAREVS –

01Meagher County, MTMT2,1371.2%–

02Granite County, MTMT3,6580.8%–

03Carbon County, MTMT11,4660.7%–

04Sanders County, MTMT14,0620.7%–

05Chouteau County, MTMT5,8650.7%–

06Cascade County, MTMT85,0290.5%–

07Mineral County, MTMT5,1850.5%–

08Teton County, MTMT6,4960.5%–

09Gallatin County, MTMT128,7400.5%–

10Judith Basin County, MTMT2,1620.5%–

11Missoula County, MTMT123,5130.4%–

12Lewis and Clark County, MTMT75,3310.4%–

13Garfield County, MTMT1,1480.4%–

14Park County, MTMT18,2140.4%–

15Flathead County, MTMT115,4290.4%–

16Dawson County, MTMT8,6920.4%–

17Deer Lodge County, MTMT9,7090.4%–

18Toole County, MTMT5,2110.3%–

19Wheatland County, MTMT2,1000.3%–

20Hill County, MTMT16,1670.3%–

21Ravalli County, MTMT48,5820.3%–

22Stillwater County, MTMT9,4450.3%–

23Sheridan County, MTMT3,4360.3%–

24Golden Valley County, MTMT8440.2%–

25Yellowstone County, MTMT172,6920.2%–

26Powell County, MTMT7,1570.2%–

27Madison County, MTMT10,0260.2%–

28Glacier County, MTMT13,4630.2%–

29Liberty County, MTMT1,9570.2%–

30Pondera County, MTMT6,0720.2%–

31Musselshell County, MTMT5,5820.2%–

32Silver Bow County, MTMT36,1180.2%–

33Sweet Grass County, MTMT3,7620.1%–

34Broadwater County, MTMT8,4930.1%–

35Jefferson County, MTMT13,3290.1%–

36Custer County, MTMT12,0340.1%–

37Blaine County, MTMT6,8600.1%–

38Beaverhead County, MTMT10,0430.1%–

39Lake County, MTMT33,3920.0%–

40Fergus County, MTMT11,8250.0%–

41Lincoln County, MTMT22,3280.0%–

42Rosebud County, MTMT8,2530.0%–

SHOWING 1–42 OF 42

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