RANKING · 2020 CENSUS · 64 SHOWN OF 64

Highest American population share, Colorado counties · 2020

Colorado counties ranked by the share of all residents who are American ancestry (2020 American Community Survey). A concentration measure: American residents as a percentage of total population. This list covers the 64 counties in Colorado that qualify, ranked against each other statewide.

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SAME RANKING BYCities States Metros

YEAR2010 2020 2024

RANKPLACESTATEPOPAMERICAN SHAREVS 2010

01Dolores County, COCO2,46621.7%+1.0 pts

02Montezuma County, COCO26,67814.4%+5.6 pts

03San Miguel County, COCO7,7539.3%−4.8 pts

04Gilpin County, COCO6,0738.9%+5.9 pts

05Moffat County, COCO13,1228.0%−0.6 pts

06Prowers County, COCO11,8846.6%+2.7 pts

07Morgan County, COCO30,3066.1%+2.4 pts

08Montrose County, COCO44,5916.1%+1.0 pts

09Ouray County, COCO5,2655.7%+2.9 pts

10Kit Carson County, COCO7,0695.5%−0.5 pts

11Otero County, COCO17,6835.5%−0.5 pts

12Elbert County, COCO30,5345.4%+1.3 pts

13Phillips County, COCO4,4205.1%−1.7 pts

14Delta County, COCO32,1785.0%−0.2 pts

15Custer County, COCO5,5904.8%+0.0 pts

16Kiowa County, COCO1,4124.8%+1.0 pts

17Costilla County, COCO3,6794.6%+1.0 pts

18Baca County, COCO3,3474.5%−5.1 pts

19Weld County, COCO378,4264.5%−0.0 pts

20El Paso County, COCO757,0404.4%−0.3 pts

21Mesa County, COCO162,8454.4%−2.4 pts

22La Plata County, COCO56,8984.3%−2.9 pts

23Arapahoe County, COCO673,8204.3%−1.1 pts

24Larimer County, COCO377,2924.3%+0.3 pts

25Cheyenne County, COCO1,7134.3%+1.3 pts

26Chaffee County, COCO20,8314.2%+0.7 pts

27Bent County, COCO5,7164.2%−1.7 pts

28Saguache County, COCO6,7324.1%+0.6 pts

29Douglas County, COCO399,3963.8%−0.9 pts

30Pueblo County, COCO169,2773.7%+0.8 pts

31Teller County, COCO24,7563.6%−2.4 pts

32Jefferson County, COCO580,4513.6%−0.4 pts

33Gunnison County, COCO17,4393.5%−1.1 pts

34Garfield County, COCO63,4743.4%−0.4 pts

35Fremont County, COCO50,0393.4%−1.2 pts

36Yuma County, COCO9,8963.4%−1.8 pts

37Park County, COCO18,3143.3%−1.6 pts

38Logan County, COCO20,6543.3%−1.0 pts

39Washington County, COCO4,7323.3%−2.2 pts

40Archuleta County, COCO14,3063.2%+0.2 pts

41Broomfield County, COCO79,1743.2%−2.4 pts

42Crowley County, COCO5,6773.2%+0.8 pts

43Clear Creek County, COCO8,9943.2%+0.8 pts

44Adams County, COCO554,6683.1%−2.4 pts

45Boulder County, COCO328,5603.1%−0.0 pts

46Las Animas County, COCO14,3913.1%−1.3 pts

47Eagle County, COCO54,2913.1%+1.3 pts

48Rio Blanco County, COCO6,6833.0%−3.7 pts

49Alamosa County, COCO16,6882.9%−0.5 pts

50Sedgwick County, COCO2,2472.9%−2.9 pts

51Denver County, COCO740,6132.8%−0.6 pts

52Rio Grande County, COCO11,0872.7%−1.7 pts

53Pitkin County, COCO16,6252.4%−0.1 pts

54Huerfano County, COCO7,0112.4%−0.1 pts

55Lincoln County, COCO5,6452.3%−2.4 pts

56Conejos County, COCO7,5292.3%−0.3 pts

57Routt County, COCO25,3291.9%−0.2 pts

58Summit County, COCO31,5171.9%+1.0 pts

59San Juan County, COCO8131.7%–

60Grand County, COCO16,4961.6%−2.4 pts

61Mineral County, COCO9101.1%−4.5 pts

62Lake County, COCO7,5520.9%−1.1 pts

63Jackson County, COCO1,2110.5%−6.8 pts

64Hinsdale County, COCO7530.3%−0.6 pts

SHOWING 1–64 OF 64

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UPDATED 2026-08-08 · DATA: US CENSUS BUREAU DECENNIAL CENSUS