RANKING · 2024 ACS · 64 SHOWN OF 64

Most foreign-born residents, Colorado counties

Colorado counties ranked by the share of residents born outside the US (2024 ACS). This list covers the 64 counties in Colorado that qualify, ranked against each other statewide. The median across all 64 is 4.8%. Biggest climber in the top 100 since 2020: Kiowa County, CO, up 37 places to #27.

ColoradoAll states All rankings

SAME RANKING BYCities States Metros ZIP codes

YEAR2010 2020 2024

RANKPLACESTATEPOPFOREIGN-BORNVS 2010

01▲2Arapahoe County, COCO673,82016.5%+1.6 pts

02▲2Eagle County, COCO54,29116.4%−3.5 pts

03▲6Yuma County, COCO9,89616.3%+4.6 pts

04▲1Adams County, COCO554,66815.6%+0.5 pts

05▲1Denver County, COCO740,61314.5%−2.2 pts

06▲1Garfield County, COCO63,47414.1%−2.6 pts

07▲6Lake County, COCO7,55212.4%−2.7 pts

08Morgan County, COCO30,30612.0%−1.6 pts

09▼8Phillips County, COCO4,42011.7%+1.5 pts

10▼8San Juan County, COCO81311.0%+9.1 pts

11▲4Prowers County, COCO11,88410.5%+0.5 pts

12Broomfield County, COCO79,17410.5%+2.4 pts

13▼2Boulder County, COCO328,56010.1%−1.1 pts

14▼4Pitkin County, COCO16,62510.0%−2.5 pts

15▲1Weld County, COCO378,4269.1%−0.4 pts

16▲1Summit County, COCO31,5178.5%−3.6 pts

17▲2Douglas County, COCO399,3968.4%+2.5 pts

18▲5Saguache County, COCO6,7327.7%−4.6 pts

19▲5El Paso County, COCO757,0407.2%0.0 pts

20▲1Kit Carson County, COCO7,0696.9%−3.3 pts

21▲5Jefferson County, COCO580,4516.3%−0.1 pts

22▲8Routt County, COCO25,3296.1%+2.3 pts

23▼3Montrose County, COCO44,5916.0%−1.7 pts

24▲3Costilla County, COCO3,6795.7%−3.8 pts

25▲11Logan County, COCO20,6545.7%+1.0 pts

26▲3Larimer County, COCO377,2925.5%+0.2 pts

27▲37Kiowa County, COCO1,4125.5%+4.5 pts

28▼14San Miguel County, COCO7,7535.2%−3.2 pts

29▼11Alamosa County, COCO16,6885.1%−1.0 pts

30▲4Baca County, COCO3,3475.0%+2.3 pts

31▲18Rio Blanco County, COCO6,6834.8%−1.4 pts

32▲1Otero County, COCO17,6834.8%+0.8 pts

33▼8Cheyenne County, COCO1,7134.8%−0.7 pts

34▼12Moffat County, COCO13,1224.7%−1.4 pts

35▲11Sedgwick County, COCO2,2474.6%+2.3 pts

36▲11Lincoln County, COCO5,6454.6%−0.2 pts

37▼2Archuleta County, COCO14,3064.4%+2.7 pts

38▲5Grand County, COCO16,4964.2%−0.6 pts

39▲12Pueblo County, COCO169,2774.1%+0.7 pts

40▼1Mesa County, COCO162,8454.1%−0.1 pts

41▲18Conejos County, COCO7,5294.0%−0.1 pts

42▲13Washington County, COCO4,7324.0%−0.2 pts

43▲17Ouray County, COCO5,2653.9%+1.1 pts

44▼16Rio Grande County, COCO11,0873.8%−1.4 pts

45▼13Delta County, COCO32,1783.8%−0.9 pts

46▼6Gunnison County, COCO17,4393.7%−1.7 pts

47▲11Clear Creek County, COCO8,9943.5%+0.4 pts

48▲5Elbert County, COCO30,5343.3%+0.7 pts

49▲12Park County, COCO18,3143.2%−0.8 pts

50Las Animas County, COCO14,3913.2%−0.5 pts

51▲3La Plata County, COCO56,8983.1%−0.1 pts

52▼7Crowley County, COCO5,6772.8%−3.3 pts

53▼5Montezuma County, COCO26,6782.6%+0.4 pts

54▼16Gilpin County, COCO6,0732.5%−0.4 pts

55▼11Chaffee County, COCO20,8312.5%−0.7 pts

56▼14Custer County, COCO5,5902.3%+0.1 pts

57▼5Fremont County, COCO50,0392.3%−4.2 pts

58▼17Bent County, COCO5,7162.2%−2.4 pts

59▼2Teller County, COCO24,7561.7%−0.4 pts

60▼23Jackson County, COCO1,2111.5%−0.1 pts

61▲2Hinsdale County, COCO7531.0%−1.9 pts

62▼6Huerfano County, COCO7,0110.9%−3.3 pts

63▼32Mineral County, COCO9100.5%−1.3 pts

64▼2Dolores County, COCO2,4660.5%+0.3 pts

SHOWING 1–64 OF 64

Download CSV (full list, 64 rows)

UPDATED 2026-09-11 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES