RANKING · 2024 ACS · 56 SHOWN OF 56

Most unmarried people, Montana counties

Montana counties with the highest share of people 15 and over who are not currently married (never-married, widowed, or divorced), as of the 2024 American Community Survey. This list covers the 56 counties in Montana that qualify, ranked against each other statewide. The median across all 56 is 45.2%.

MontanaAll states All rankings

SAME RANKING BYCities States Metros

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

RANKPLACESTATEPOPUNMARRIED PEOPLEVS 2000

01Roosevelt County, MTMT10,24267.4%+16.0 pts

02Glacier County, MTMT13,46360.6%+14.7 pts

03Big Horn County, MTMT12,75255.7%+12.0 pts

04Blaine County, MTMT6,86055.7%+12.4 pts

05Missoula County, MTMT123,51354.3%+6.1 pts

06Silver Bow County, MTMT36,11853.6%+8.0 pts

07Hill County, MTMT16,16753.3%+11.0 pts

08Deer Lodge County, MTMT9,70950.6%+6.8 pts

09Gallatin County, MTMT128,74050.1%+5.4 pts

10Valley County, MTMT7,38549.7%+11.7 pts

11Chouteau County, MTMT5,86549.4%+14.3 pts

12Yellowstone County, MTMT172,69249.0%+6.2 pts

13Toole County, MTMT5,21148.9%+9.9 pts

14Powell County, MTMT7,15748.8%+7.4 pts

15Beaverhead County, MTMT10,04348.5%+6.7 pts

16Pondera County, MTMT6,07248.5%+12.6 pts

17Mineral County, MTMT5,18548.4%+10.5 pts

18Lake County, MTMT33,39248.0%+6.2 pts

19Cascade County, MTMT85,02947.7%+7.2 pts

20Lewis and Clark County, MTMT75,33147.5%+6.7 pts

21Rosebud County, MTMT8,25347.3%+6.1 pts

22Richland County, MTMT11,37747.2%+9.7 pts

23Dawson County, MTMT8,69246.9%+7.9 pts

24Park County, MTMT18,21446.6%+7.7 pts

25Sheridan County, MTMT3,43646.2%+7.6 pts

26Custer County, MTMT12,03445.8%+1.7 pts

27Daniels County, MTMT1,61245.5%+7.0 pts

28Flathead County, MTMT115,42945.2%+6.2 pts

29Fergus County, MTMT11,82544.8%+5.0 pts

30Golden Valley County, MTMT84444.4%+14.3 pts

31Liberty County, MTMT1,95743.7%+10.8 pts

32Sanders County, MTMT14,06243.0%+5.8 pts

33Musselshell County, MTMT5,58242.3%+3.7 pts

34Wheatland County, MTMT2,10042.1%+5.9 pts

35Broadwater County, MTMT8,49341.6%+6.9 pts

36Lincoln County, MTMT22,32841.6%+4.8 pts

37Meagher County, MTMT2,13741.3%+6.4 pts

38Ravalli County, MTMT48,58241.3%+6.1 pts

39Phillips County, MTMT4,20341.2%+4.0 pts

40Powder River County, MTMT1,78140.8%+8.0 pts

41Granite County, MTMT3,65840.6%+2.0 pts

42Carbon County, MTMT11,46640.3%+3.4 pts

43Madison County, MTMT10,02639.8%+5.1 pts

44Prairie County, MTMT1,11239.5%+7.1 pts

45Stillwater County, MTMT9,44538.9%+7.0 pts

46Teton County, MTMT6,49638.8%+2.1 pts

47Judith Basin County, MTMT2,16238.7%+5.0 pts

48Wibaux County, MTMT88537.0%+0.8 pts

49Jefferson County, MTMT13,32935.3%+4.0 pts

50Fallon County, MTMT2,95935.1%+1.1 pts

51Sweet Grass County, MTMT3,76234.8%+0.5 pts

52Garfield County, MTMT1,14834.6%+2.6 pts

53McCone County, MTMT1,72031.4%+2.2 pts

54Treasure County, MTMT72831.3%−4.7 pts

55Petroleum County, MTMT54830.7%−5.2 pts

56Carter County, MTMT1,38329.5%−4.0 pts

SHOWING 1–56 OF 56

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UPDATED 2026-09-11 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES