RANKING · 2010 CENSUS · 56 SHOWN OF 56

Highest fertility rate, Montana counties · 2010

Montana counties ranked by general fertility rate, meaning births per 1,000 women ages 15-50 in the past 12 months (2010 ACS). This list covers the 56 counties in Montana that qualify, ranked against each other statewide. The median across all 56 is 51.1.

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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

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

01Richland County, MTMT11,377123.6–

02Dawson County, MTMT8,692121.0–

03Powder River County, MTMT1,781118.0–

04Musselshell County, MTMT5,582105.4–

05Custer County, MTMT12,03496.7–

06Big Horn County, MTMT12,75287.7–

07Lake County, MTMT33,39286.0–

08Madison County, MTMT10,02685.8–

09Powell County, MTMT7,15785.2–

10Blaine County, MTMT6,86080.5–

11Roosevelt County, MTMT10,24280.4–

12Glacier County, MTMT13,46376.5–

13Fergus County, MTMT11,82573.6–

14Yellowstone County, MTMT172,69272.9–

15Hill County, MTMT16,16769.8–

16Cascade County, MTMT85,02968.1–

17Prairie County, MTMT1,11267.5–

18Beaverhead County, MTMT10,04365.3–

19Lincoln County, MTMT22,32863.0–

20Petroleum County, MTMT54862.5–

21Flathead County, MTMT115,42961.3–

22McCone County, MTMT1,72060.7–

23Sheridan County, MTMT3,43659.9–

24Lewis and Clark County, MTMT75,33159.0–

25Ravalli County, MTMT48,58257.8–

26Rosebud County, MTMT8,25354.0–

27Valley County, MTMT7,38553.8–

28Gallatin County, MTMT128,74051.1–

29Teton County, MTMT6,49650.8–

30Chouteau County, MTMT5,86550.6–

31Wheatland County, MTMT2,10046.3–

32Silver Bow County, MTMT36,11846.2–

33Deer Lodge County, MTMT9,70942.8–

34Park County, MTMT18,21441.3–

35Wibaux County, MTMT88540.4–

36Jefferson County, MTMT13,32938.6–

37Sanders County, MTMT14,06237.2–

38Missoula County, MTMT123,51336.4–

39Mineral County, MTMT5,18534.9–

40Pondera County, MTMT6,07234.6–

41Carbon County, MTMT11,46634.4–

42Stillwater County, MTMT9,44531.0–

43Liberty County, MTMT1,95728.3–

44Broadwater County, MTMT8,49327.6–

45Phillips County, MTMT4,20325.0–

46Judith Basin County, MTMT2,16224.1–

47Meagher County, MTMT2,13722.0–

48Carter County, MTMT1,38317.5–

49Granite County, MTMT3,65817.4–

50Fallon County, MTMT2,95915.4–

51Toole County, MTMT5,21114.5–

52Daniels County, MTMT1,6129.5–

53Sweet Grass County, MTMT3,7624.3–

54Garfield County, MTMT1,1480.0–

55Golden Valley County, MTMT8440.0–

56Treasure County, MTMT7280.0–

SHOWING 1–56 OF 56

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UPDATED 2026-09-11 · DATA: US CENSUS BUREAU DECENNIAL CENSUS