RANKING · 2000 CENSUS · 56 SHOWN OF 56

Least racially diverse, Montana counties · 2000

Montana counties with the lowest CensusEasy Diversity Score, where most residents share the same race or ethnicity (2023 ACS). This list covers the 56 counties in Montana that qualify, ranked against each other statewide.

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SAME RANKING BYCities States Metros ZIP codes

YEAR1990 2000 2010 2020 2024

RANKPLACESTATEPOPDIVERSITY SCOREVS 2000

01Liberty County, MTMT1,9571+0%

02Garfield County, MTMT1,1481+0%

03Judith Basin County, MTMT2,1622+0%

04Powder River County, MTMT1,7812+0%

05Wibaux County, MTMT8852+0%

06Carter County, MTMT1,3832+0%

07Prairie County, MTMT1,1122+0%

08Fallon County, MTMT2,9592+0%

09Chouteau County, MTMT5,8653+0%

10Fergus County, MTMT11,8253+0%

11Petroleum County, MTMT5483+0%

12Pondera County, MTMT6,0723+0%

13Dawson County, MTMT8,6923+0%

14Valley County, MTMT7,3853+0%

15Golden Valley County, MTMT8443+0%

16Wheatland County, MTMT2,1003+0%

17Teton County, MTMT6,4964+0%

18Granite County, MTMT3,6584+0%

19Sheridan County, MTMT3,4364+0%

20McCone County, MTMT1,7204+0%

21Meagher County, MTMT2,1374+0%

22Toole County, MTMT5,2114+0%

23Phillips County, MTMT4,2034+0%

24Broadwater County, MTMT8,4934+0%

25Musselshell County, MTMT5,5825+0%

26Daniels County, MTMT1,6125+0%

27Custer County, MTMT12,0345+0%

28Lincoln County, MTMT22,3285+0%

29Sweet Grass County, MTMT3,7625+0%

30Treasure County, MTMT7285+0%

31Hill County, MTMT16,1675+0%

32Flathead County, MTMT115,4295+0%

33Jefferson County, MTMT13,3295+0%

34Sanders County, MTMT14,0625+0%

35Madison County, MTMT10,0265+0%

36Deer Lodge County, MTMT9,7095+0%

37Lewis and Clark County, MTMT75,3316+0%

38Blaine County, MTMT6,8606+0%

39Carbon County, MTMT11,4666+0%

40Ravalli County, MTMT48,5826+0%

41Mineral County, MTMT5,1856+0%

42Stillwater County, MTMT9,4456+0%

43Richland County, MTMT11,3776+0%

44Park County, MTMT18,2146+0%

45Gallatin County, MTMT128,7407+0%

46Missoula County, MTMT123,5137+0%

47Powell County, MTMT7,1577+0%

48Beaverhead County, MTMT10,0437+0%

49Silver Bow County, MTMT36,1188+0%

50Glacier County, MTMT13,4639+0%

51Lake County, MTMT33,39210+0%

52Roosevelt County, MTMT10,24210+0%

53Rosebud County, MTMT8,25310+0%

54Cascade County, MTMT85,02911+0%

55Yellowstone County, MTMT172,69212+0%

56Big Horn County, MTMT12,75223+0%

SHOWING 1–56 OF 56

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UPDATED 2026-06-02 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES