RANKING · 2010 CENSUS · 64 SHOWN OF 64

Largest foreign-born population, Colorado counties · 2010

Colorado counties with the most residents born outside the United States, as of the 2010 American Community Survey. Ranked by number of people, not share. This list covers the 64 counties in Colorado that qualify, ranked against each other statewide.

ColoradoAll states All rankings

SAME RANKING BYCities States Metros

RELATEDMost residents with a disability Largest veteran population Most uninsured people Largest senior population Most unmarried people Most unmarried men

YEAR2010 2020 2024

RANKPLACESTATEPOPFOREIGN-BORN POPULATIONVS –

01Denver County, COCO740,61399,904–

02Arapahoe County, COCO673,82085,268–

03Adams County, COCO554,66866,774–

04El Paso County, COCO757,04044,786–

05Jefferson County, COCO580,45134,078–

06Boulder County, COCO328,56032,903–

07Weld County, COCO378,42623,992–

08Douglas County, COCO399,39616,896–

09Larimer County, COCO377,29215,860–

10Eagle County, COCO54,29110,382–

11Garfield County, COCO63,4749,420–

12Mesa County, COCO162,8456,101–

13Pueblo County, COCO169,2775,385–

14Broomfield County, COCO79,1744,499–

15Morgan County, COCO30,3063,840–

16Summit County, COCO31,5173,402–

17Montrose County, COCO44,5913,195–

18Fremont County, COCO50,0393,053–

19Pitkin County, COCO16,6252,155–

20La Plata County, COCO56,8981,620–

21Delta County, COCO32,1781,455–

22Prowers County, COCO11,8841,254–

23Yuma County, COCO9,8961,177–

24Lake County, COCO7,5521,100–

25Logan County, COCO20,6541,067–

26Alamosa County, COCO16,688931–

27Routt County, COCO25,329895–

28Kit Carson County, COCO7,069846–

29Moffat County, COCO13,122842–

30Gunnison County, COCO17,439837–

31Saguache County, COCO6,732756–

32Otero County, COCO17,683750–

33Grand County, COCO16,496717–

34Park County, COCO18,314651–

35Rio Grande County, COCO11,087625–

36San Miguel County, COCO7,753618–

37Elbert County, COCO30,534590–

38Las Animas County, COCO14,391572–

39Chaffee County, COCO20,831567–

40Montezuma County, COCO26,678550–

41Teller County, COCO24,756488–

42Phillips County, COCO4,420453–

43Rio Blanco County, COCO6,683413–

44Crowley County, COCO5,677357–

45Conejos County, COCO7,529346–

46Costilla County, COCO3,679334–

47Bent County, COCO5,716301–

48Huerfano County, COCO7,011287–

49Clear Creek County, COCO8,994279–

50Lincoln County, COCO5,645258–

51Archuleta County, COCO14,306209–

52Washington County, COCO4,732202–

53Gilpin County, COCO6,073160–

54Ouray County, COCO5,265123–

55Baca County, COCO3,347104–

56Cheyenne County, COCO1,713100–

57Custer County, COCO5,59092–

58Sedgwick County, COCO2,24754–

59Hinsdale County, COCO75324–

60Jackson County, COCO1,21122–

61Kiowa County, COCO1,41214–

62San Juan County, COCO81314–

63Mineral County, COCO91013–

64Dolores County, COCO2,4664–

SHOWING 1–64 OF 64

Download CSV (full list, 64 rows)

UPDATED 2026-07-15 · DATA: US CENSUS BUREAU DECENNIAL CENSUS