RANKING · 1990 CENSUS · 56 SHOWN OF 56

Least educated, Montana counties · 1990

Montana counties with the smallest share of adults 25+ holding a bachelor's degree or higher (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

RANKPLACESTATEPOPBACHELOR'S DEGREE OR HIGHERVS 2000

01Garfield County, MTMT1,1488.8%−48%

02Wheatland County, MTMT2,10010.6%−21%

03Fallon County, MTMT2,95910.6%−26%

04Carter County, MTMT1,38310.8%−21%

05Wibaux County, MTMT88510.9%−32%

06Roosevelt County, MTMT10,24211.3%−28%

07Musselshell County, MTMT5,58211.4%−32%

08Daniels County, MTMT1,61211.5%−19%

09Deer Lodge County, MTMT9,70911.5%−22%

10Sheridan County, MTMT3,43611.7%−36%

11Lincoln County, MTMT22,32812.5%−8%

12Big Horn County, MTMT12,75212.8%−11%

13Phillips County, MTMT4,20313.1%−23%

14Mineral County, MTMT5,18513.1%+6%

15Prairie County, MTMT1,11213.2%−11%

16Treasure County, MTMT72813.2%−28%

17Valley County, MTMT7,38513.2%−16%

18Dawson County, MTMT8,69213.2%−12%

19Richland County, MTMT11,37713.4%−22%

20Rosebud County, MTMT8,25313.4%−24%

21Broadwater County, MTMT8,49313.5%−10%

22Toole County, MTMT5,21114.0%−16%

23McCone County, MTMT1,72014.3%−13%

24Blaine County, MTMT6,86014.4%−17%

25Meagher County, MTMT2,13714.4%−23%

26Fergus County, MTMT11,82514.5%−24%

27Glacier County, MTMT13,46314.5%−12%

28Golden Valley County, MTMT84414.7%−9%

29Sanders County, MTMT14,06214.8%−5%

30Pondera County, MTMT6,07215.0%−24%

31Powder River County, MTMT1,78115.3%−4%

32Lake County, MTMT33,39215.7%−29%

33Custer County, MTMT12,03416.0%−15%

34Powell County, MTMT7,15716.6%+27%

35Chouteau County, MTMT5,86516.8%−18%

36Granite County, MTMT3,65816.9%−24%

37Liberty County, MTMT1,95716.9%−4%

38Stillwater County, MTMT9,44516.9%−5%

39Flathead County, MTMT115,42917.2%−23%

40Petroleum County, MTMT54817.5%+1%

41Teton County, MTMT6,49617.8%−14%

42Silver Bow County, MTMT36,11817.9%−17%

43Hill County, MTMT16,16718.1%−9%

44Ravalli County, MTMT48,58218.2%−19%

45Cascade County, MTMT85,02918.4%−14%

46Carbon County, MTMT11,46619.2%−17%

47Park County, MTMT18,21419.3%−16%

48Madison County, MTMT10,02619.7%−23%

49Judith Basin County, MTMT2,16219.8%−16%

50Sweet Grass County, MTMT3,76220.0%−15%

51Beaverhead County, MTMT10,04320.6%−22%

52Jefferson County, MTMT13,32920.8%−25%

53Yellowstone County, MTMT172,69221.5%−18%

54Missoula County, MTMT123,51327.7%−15%

55Lewis and Clark County, MTMT75,33127.8%−12%

56Gallatin County, MTMT128,74033.8%−18%

SHOWING 1–56 OF 56

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