RANKING · 2010 CENSUS · 56 SHOWN OF 56

Lowest fertility rate, Montana counties · 2010

Montana counties with the lowest general fertility rate, births per 1,000 women ages 15-50 in the past 12 months (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

YEAR2010 2024

RANKPLACESTATEPOPBIRTHS PER 1,000 WOMEN (15-50)VS 2000

01Garfield County, MTMT1,1480.0–

02Golden Valley County, MTMT8440.0–

03Treasure County, MTMT7280.0–

04Sweet Grass County, MTMT3,7624.3–

05Daniels County, MTMT1,6129.5–

06Toole County, MTMT5,21114.5–

07Fallon County, MTMT2,95915.4–

08Granite County, MTMT3,65817.4–

09Carter County, MTMT1,38317.5–

10Meagher County, MTMT2,13722.0–

11Judith Basin County, MTMT2,16224.1–

12Phillips County, MTMT4,20325.0–

13Broadwater County, MTMT8,49327.6–

14Liberty County, MTMT1,95728.3–

15Stillwater County, MTMT9,44531.0–

16Carbon County, MTMT11,46634.4–

17Pondera County, MTMT6,07234.6–

18Mineral County, MTMT5,18534.9–

19Missoula County, MTMT123,51336.4–

20Sanders County, MTMT14,06237.2–

21Jefferson County, MTMT13,32938.6–

22Wibaux County, MTMT88540.4–

23Park County, MTMT18,21441.3–

24Deer Lodge County, MTMT9,70942.8–

25Silver Bow County, MTMT36,11846.2–

26Wheatland County, MTMT2,10046.3–

27Chouteau County, MTMT5,86550.6–

28Teton County, MTMT6,49650.8–

29Gallatin County, MTMT128,74051.1–

30Valley County, MTMT7,38553.8–

31Rosebud County, MTMT8,25354.0–

32Ravalli County, MTMT48,58257.8–

33Lewis and Clark County, MTMT75,33159.0–

34Sheridan County, MTMT3,43659.9–

35McCone County, MTMT1,72060.7–

36Flathead County, MTMT115,42961.3–

37Petroleum County, MTMT54862.5–

38Lincoln County, MTMT22,32863.0–

39Beaverhead County, MTMT10,04365.3–

40Prairie County, MTMT1,11267.5–

41Cascade County, MTMT85,02968.1–

42Hill County, MTMT16,16769.8–

43Yellowstone County, MTMT172,69272.9–

44Fergus County, MTMT11,82573.6–

45Glacier County, MTMT13,46376.5–

46Roosevelt County, MTMT10,24280.4–

47Blaine County, MTMT6,86080.5–

48Powell County, MTMT7,15785.2–

49Madison County, MTMT10,02685.8–

50Lake County, MTMT33,39286.0–

51Big Horn County, MTMT12,75287.7–

52Custer County, MTMT12,03496.7–

53Musselshell County, MTMT5,582105.4–

54Powder River County, MTMT1,781118.0–

55Dawson County, MTMT8,692121.0–

56Richland County, MTMT11,377123.6–

SHOWING 1–56 OF 56

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