RANKING · 2010 CENSUS · 55 SHOWN OF 55

Largest Polish population, Montana counties · 2010

Montana counties ranked by the number of residents who are Polish 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 55 counties in Montana that qualify, ranked against each other statewide.

Polish 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

RANKPLACESTATEPOPPOLISH POPULATIONVS –

01Yellowstone County, MTMT172,6922,615–

02Missoula County, MTMT123,5132,518–

03Cascade County, MTMT85,0292,325–

04Gallatin County, MTMT128,7402,054–

05Lewis and Clark County, MTMT75,3311,935–

06Flathead County, MTMT115,4291,825–

07Ravalli County, MTMT48,582868–

08Silver Bow County, MTMT36,118798–

09Lake County, MTMT33,392541–

10Lincoln County, MTMT22,328512–

11Park County, MTMT18,214337–

12Custer County, MTMT12,034316–

13Hill County, MTMT16,167241–

14Fergus County, MTMT11,825202–

15Jefferson County, MTMT13,329199–

16Dawson County, MTMT8,692194–

17Valley County, MTMT7,385178–

18Pondera County, MTMT6,072177–

19Beaverhead County, MTMT10,043171–

20Carbon County, MTMT11,466167–

21Sanders County, MTMT14,062163–

22Stillwater County, MTMT9,445150–

23Madison County, MTMT10,026147–

24Wibaux County, MTMT885146–

25Richland County, MTMT11,377135–

26Big Horn County, MTMT12,752130–

27Mineral County, MTMT5,185127–

28Chouteau County, MTMT5,865112–

29Sheridan County, MTMT3,436100–

30Teton County, MTMT6,49698–

31Roosevelt County, MTMT10,24287–

32Golden Valley County, MTMT84482–

33Glacier County, MTMT13,46381–

34Fallon County, MTMT2,95978–

35Blaine County, MTMT6,86062–

36Deer Lodge County, MTMT9,70958–

37Daniels County, MTMT1,61257–

38Phillips County, MTMT4,20355–

39Powell County, MTMT7,15752–

40Rosebud County, MTMT8,25351–

41Granite County, MTMT3,65846–

42Toole County, MTMT5,21144–

43Liberty County, MTMT1,95743–

44Musselshell County, MTMT5,58242–

45Broadwater County, MTMT8,49341–

46Prairie County, MTMT1,11240–

47Judith Basin County, MTMT2,16232–

48Wheatland County, MTMT2,10030–

49McCone County, MTMT1,72029–

50Carter County, MTMT1,38316–

51Meagher County, MTMT2,13715–

52Garfield County, MTMT1,14812–

53Treasure County, MTMT72811–

54Sweet Grass County, MTMT3,7629–

55Powder River County, MTMT1,7814–

SHOWING 1–55 OF 55

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