RANKING · 2010 CENSUS · 39 SHOWN OF 39

Largest Belgian population, Montana counties · 2010

Montana counties ranked by the number of residents who are Belgian ancestry, from the 2010 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV. This list covers the 39 counties in Montana that qualify, ranked against each other statewide. The median across all 39 is 20.

Belgian 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

RANKPLACESTATEPOPBELGIAN POPULATIONVS –

01Yellowstone County, MTMT172,692626–

02Cascade County, MTMT85,029307–

03Gallatin County, MTMT128,740293–

04Missoula County, MTMT123,513204–

05Ravalli County, MTMT48,582119–

06Pondera County, MTMT6,07291–

07Carbon County, MTMT11,46674–

08Lewis and Clark County, MTMT75,33166–

09Flathead County, MTMT115,42949–

10Valley County, MTMT7,38548–

11Lake County, MTMT33,39244–

12Richland County, MTMT11,37743–

13Rosebud County, MTMT8,25342–

14Jefferson County, MTMT13,32934–

15Fallon County, MTMT2,95928–

16Toole County, MTMT5,21126–

17Teton County, MTMT6,49624–

18Phillips County, MTMT4,20323–

19Custer County, MTMT12,03420–

20Hill County, MTMT16,16720–

21Musselshell County, MTMT5,58220–

22Blaine County, MTMT6,86019–

23Dawson County, MTMT8,69217–

24Lincoln County, MTMT22,32816–

25Big Horn County, MTMT12,75212–

26Sweet Grass County, MTMT3,76211–

27Fergus County, MTMT11,82510–

28Deer Lodge County, MTMT9,7099–

29Mineral County, MTMT5,1859–

30Sanders County, MTMT14,0629–

31Stillwater County, MTMT9,4457–

32Wibaux County, MTMT8857–

33Treasure County, MTMT7286–

34Wheatland County, MTMT2,1006–

35Judith Basin County, MTMT2,1625–

36Park County, MTMT18,2145–

37Chouteau County, MTMT5,8654–

38Powder River County, MTMT1,7814–

39Powell County, MTMT7,1574–

SHOWING 1–39 OF 39

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