RANKING · 2024 ACS · 56 SHOWN OF 56

Highest fertility rate, Montana counties

Montana counties ranked by 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

01Petroleum County, MTMT548159.4–

02Liberty County, MTMT1,957158.2–

03Carter County, MTMT1,383138.6–

04Treasure County, MTMT728129.3–

05Pondera County, MTMT6,072128.1–

06Prairie County, MTMT1,112125.0–

07Garfield County, MTMT1,148122.4–

08Musselshell County, MTMT5,582120.2–

09Golden Valley County, MTMT844113.5–

10Wibaux County, MTMT885111.1–

11Judith Basin County, MTMT2,162110.1–

12Powder River County, MTMT1,781108.5–

13Rosebud County, MTMT8,25391.7–

14Toole County, MTMT5,21189.0–

15Fallon County, MTMT2,95987.5–

16Cascade County, MTMT85,02986.8–

17Custer County, MTMT12,03485.0–

18Glacier County, MTMT13,46372.0–

19Yellowstone County, MTMT172,69270.7–

20Phillips County, MTMT4,20370.2–

21Fergus County, MTMT11,82569.5–

22Ravalli County, MTMT48,58269.3–

23Park County, MTMT18,21468.8–

24Richland County, MTMT11,37768.1–

25Madison County, MTMT10,02667.2–

26Deer Lodge County, MTMT9,70967.0–

27Sheridan County, MTMT3,43665.2–

28McCone County, MTMT1,72062.7–

29Sweet Grass County, MTMT3,76262.3–

30Dawson County, MTMT8,69262.0–

31Big Horn County, MTMT12,75259.5–

32Mineral County, MTMT5,18558.6–

33Valley County, MTMT7,38555.1–

34Stillwater County, MTMT9,44553.1–

35Hill County, MTMT16,16751.5–

36Lewis and Clark County, MTMT75,33151.4–

37Carbon County, MTMT11,46651.0–

38Teton County, MTMT6,49649.6–

39Beaverhead County, MTMT10,04348.9–

40Flathead County, MTMT115,42948.7–

41Gallatin County, MTMT128,74045.0–

42Lake County, MTMT33,39243.0–

43Jefferson County, MTMT13,32936.9–

44Lincoln County, MTMT22,32835.5–

45Sanders County, MTMT14,06234.3–

46Missoula County, MTMT123,51333.8–

47Daniels County, MTMT1,61233.2–

48Broadwater County, MTMT8,49332.8–

49Roosevelt County, MTMT10,24228.2–

50Blaine County, MTMT6,86028.1–

51Wheatland County, MTMT2,10025.0–

52Meagher County, MTMT2,13724.8–

53Chouteau County, MTMT5,86520.7–

54Silver Bow County, MTMT36,11819.5–

55Powell County, MTMT7,15711.2–

56Granite County, MTMT3,6586.6–

SHOWING 1–56 OF 56

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