RANKING · 2024 ACS · 64 SHOWN OF 64

Lowest fertility rate, Colorado counties

Colorado 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 64 counties in Colorado 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

01Hinsdale County, COCO7530.0–

02Huerfano County, COCO7,0110.0–

03Jackson County, COCO1,2110.0–

04Gunnison County, COCO17,43911.1–

05Saguache County, COCO6,73214.1–

06Summit County, COCO31,51719.8–

07San Miguel County, COCO7,75324.2–

08Cheyenne County, COCO1,71324.8–

09Conejos County, COCO7,52925.0–

10Archuleta County, COCO14,30625.3–

11Custer County, COCO5,59028.0–

12Boulder County, COCO328,56029.7–

13Lincoln County, COCO5,64532.1–

14Pitkin County, COCO16,62534.6–

15Las Animas County, COCO14,39136.0–

16Ouray County, COCO5,26536.0–

17Mesa County, COCO162,84538.2–

18Grand County, COCO16,49638.4–

19Pueblo County, COCO169,27739.3–

20Denver County, COCO740,61342.4–

21Crowley County, COCO5,67742.7–

22Routt County, COCO25,32943.2–

23Chaffee County, COCO20,83143.6–

24Larimer County, COCO377,29243.9–

25Broomfield County, COCO79,17444.9–

26Jefferson County, COCO580,45145.7–

27Douglas County, COCO399,39648.4–

28Clear Creek County, COCO8,99449.8–

29Arapahoe County, COCO673,82050.6–

30Garfield County, COCO63,47450.9–

31Eagle County, COCO54,29152.0–

32Adams County, COCO554,66853.2–

33Kiowa County, COCO1,41253.3–

34Rio Blanco County, COCO6,68353.7–

35Elbert County, COCO30,53454.5–

36Fremont County, COCO50,03955.0–

37La Plata County, COCO56,89857.7–

38Lake County, COCO7,55258.3–

39Montezuma County, COCO26,67858.8–

40Otero County, COCO17,68359.7–

41Montrose County, COCO44,59159.8–

42El Paso County, COCO757,04060.0–

43Weld County, COCO378,42661.2–

44Yuma County, COCO9,89661.5–

45Teller County, COCO24,75661.5–

46Costilla County, COCO3,67966.0–

47Alamosa County, COCO16,68866.5–

48Moffat County, COCO13,12270.9–

49Park County, COCO18,31471.7–

50Morgan County, COCO30,30672.4–

51Prowers County, COCO11,88473.4–

52Logan County, COCO20,65474.0–

53Delta County, COCO32,17874.3–

54Rio Grande County, COCO11,08777.9–

55Dolores County, COCO2,46685.4–

56Bent County, COCO5,71687.2–

57Sedgwick County, COCO2,24789.1–

58Baca County, COCO3,34797.4–

59Phillips County, COCO4,42099.0–

60San Juan County, COCO813100.6–

61Washington County, COCO4,732106.1–

62Kit Carson County, COCO7,069108.8–

63Gilpin County, COCO6,073111.1–

64Mineral County, COCO910219.3–

SHOWING 1–64 OF 64

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