RANKING · 2024 ACS · 64 SHOWN OF 64

Highest fertility rate, Colorado counties

Colorado 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 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

01Mineral County, COCO910219.3–

02Gilpin County, COCO6,073111.1–

03Kit Carson County, COCO7,069108.8–

04Washington County, COCO4,732106.1–

05San Juan County, COCO813100.6–

06Phillips County, COCO4,42099.0–

07Baca County, COCO3,34797.4–

08Sedgwick County, COCO2,24789.1–

09Bent County, COCO5,71687.2–

10Dolores County, COCO2,46685.4–

11Rio Grande County, COCO11,08777.9–

12Delta County, COCO32,17874.3–

13Logan County, COCO20,65474.0–

14Prowers County, COCO11,88473.4–

15Morgan County, COCO30,30672.4–

16Park County, COCO18,31471.7–

17Moffat County, COCO13,12270.9–

18Alamosa County, COCO16,68866.5–

19Costilla County, COCO3,67966.0–

20Teller County, COCO24,75661.5–

21Yuma County, COCO9,89661.5–

22Weld County, COCO378,42661.2–

23El Paso County, COCO757,04060.0–

24Montrose County, COCO44,59159.8–

25Otero County, COCO17,68359.7–

26Montezuma County, COCO26,67858.8–

27Lake County, COCO7,55258.3–

28La Plata County, COCO56,89857.7–

29Fremont County, COCO50,03955.0–

30Elbert County, COCO30,53454.5–

31Rio Blanco County, COCO6,68353.7–

32Kiowa County, COCO1,41253.3–

33Adams County, COCO554,66853.2–

34Eagle County, COCO54,29152.0–

35Garfield County, COCO63,47450.9–

36Arapahoe County, COCO673,82050.6–

37Clear Creek County, COCO8,99449.8–

38Douglas County, COCO399,39648.4–

39Jefferson County, COCO580,45145.7–

40Broomfield County, COCO79,17444.9–

41Larimer County, COCO377,29243.9–

42Chaffee County, COCO20,83143.6–

43Routt County, COCO25,32943.2–

44Crowley County, COCO5,67742.7–

45Denver County, COCO740,61342.4–

46Pueblo County, COCO169,27739.3–

47Grand County, COCO16,49638.4–

48Mesa County, COCO162,84538.2–

49Ouray County, COCO5,26536.0–

50Las Animas County, COCO14,39136.0–

51Pitkin County, COCO16,62534.6–

52Lincoln County, COCO5,64532.1–

53Boulder County, COCO328,56029.7–

54Custer County, COCO5,59028.0–

55Archuleta County, COCO14,30625.3–

56Conejos County, COCO7,52925.0–

57Cheyenne County, COCO1,71324.8–

58San Miguel County, COCO7,75324.2–

59Summit County, COCO31,51719.8–

60Saguache County, COCO6,73214.1–

61Gunnison County, COCO17,43911.1–

62Hinsdale County, COCO7530.0–

63Huerfano County, COCO7,0110.0–

64Jackson County, COCO1,2110.0–

SHOWING 1–64 OF 64

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