RANKING · 2024 ACS · 56 SHOWN OF 56

Most foreign-born residents, Montana counties

Montana counties ranked by the share of residents born outside the US (2024 ACS). This list covers the 56 counties in Montana that qualify, ranked against each other statewide.

MontanaAll states All rankings

SAME RANKING BYCities States Metros ZIP codes

RELATEDLargest foreign-born population Most residents with a disability Largest veteran population Most uninsured people Largest senior population Most unmarried people

YEAR2010 2020 2024

RANKPLACESTATEPOPFOREIGN-BORNVS 2010

01Wibaux County, MTMT8855.2%+3.7 pts

02Toole County, MTMT5,2114.2%+0.6 pts

03Gallatin County, MTMT128,7404.1%+1.0 pts

04Prairie County, MTMT1,1124.0%+3.3 pts

05Richland County, MTMT11,3773.1%+1.1 pts

06Missoula County, MTMT123,5132.9%+0.5 pts

07Liberty County, MTMT1,9572.9%+0.4 pts

08Flathead County, MTMT115,4292.8%+0.8 pts

09Madison County, MTMT10,0262.8%−1.7 pts

10Sheridan County, MTMT3,4362.7%+1.1 pts

11Phillips County, MTMT4,2032.6%+1.8 pts

12Lincoln County, MTMT22,3282.6%+0.4 pts

13Park County, MTMT18,2142.5%−0.5 pts

14Daniels County, MTMT1,6122.3%+0.8 pts

15Powell County, MTMT7,1572.3%+1.3 pts

16Lake County, MTMT33,3922.3%+0.3 pts

17Cascade County, MTMT85,0292.3%+0.1 pts

18Judith Basin County, MTMT2,1622.3%+1.1 pts

19Rosebud County, MTMT8,2532.3%+1.6 pts

20Ravalli County, MTMT48,5822.3%+0.6 pts

21Granite County, MTMT3,6582.2%+1.6 pts

22Fergus County, MTMT11,8252.2%+1.2 pts

23Yellowstone County, MTMT172,6921.9%+0.3 pts

24Fallon County, MTMT2,9591.9%+0.3 pts

25Lewis and Clark County, MTMT75,3311.9%−0.1 pts

26Pondera County, MTMT6,0721.8%−0.5 pts

27Musselshell County, MTMT5,5821.7%−0.7 pts

28Sanders County, MTMT14,0621.7%+0.2 pts

29Blaine County, MTMT6,8601.7%+1.2 pts

30Treasure County, MTMT7281.6%+0.6 pts

31Beaverhead County, MTMT10,0431.6%−0.9 pts

32Mineral County, MTMT5,1851.5%+0.4 pts

33Chouteau County, MTMT5,8651.5%−0.0 pts

34Wheatland County, MTMT2,1001.5%+1.5 pts

35Powder River County, MTMT1,7811.4%+1.0 pts

36Custer County, MTMT12,0341.3%+0.2 pts

37Stillwater County, MTMT9,4451.3%+0.0 pts

38Sweet Grass County, MTMT3,7621.3%−0.9 pts

39McCone County, MTMT1,7201.3%+0.9 pts

40Silver Bow County, MTMT36,1181.2%−0.9 pts

41Valley County, MTMT7,3851.2%−0.6 pts

42Hill County, MTMT16,1671.0%−0.5 pts

43Jefferson County, MTMT13,3291.0%−0.3 pts

44Golden Valley County, MTMT8441.0%+0.9 pts

45Meagher County, MTMT2,1370.9%−2.7 pts

46Petroleum County, MTMT5480.9%+0.9 pts

47Big Horn County, MTMT12,7520.8%+0.2 pts

48Roosevelt County, MTMT10,2420.8%+0.2 pts

49Broadwater County, MTMT8,4930.8%+0.1 pts

50Glacier County, MTMT13,4630.8%−0.6 pts

51Carbon County, MTMT11,4660.6%−1.5 pts

52Dawson County, MTMT8,6920.4%−0.0 pts

53Teton County, MTMT6,4960.4%−1.9 pts

54Carter County, MTMT1,3830.4%−0.0 pts

55Deer Lodge County, MTMT9,7090.4%−0.6 pts

56Garfield County, MTMT1,1480.0%−0.1 pts

SHOWING 1–56 OF 56

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