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About this map

The chance that two residents picked at random belong to different racial or ethnic groups. 0 means everyone is in the same group; 50+ is very mixed. The U.S. overall scores about 61.

Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024).

U.S.
61.4
Colorado
52.5
Rankings
Full list

Top and bottom zip codes in Colorado

Zip codes with 1,000+ residents

Most diverse zip codes

See all
  1. 180019Aurora73.6
  2. 280012Aurora73.1
  3. 380017Aurora72.1
  4. 480925Colorado Springs71.4
  5. 580247Denver71
  6. 680249Denver70.8
  7. 780916Colorado Springs70.1
  8. 880018Aurora69.3
  9. 980013Aurora68.3
  10. 1080913Colorado Springs68.1

Least diverse zip codes

See all
  1. 181236Nathrop8.3
  2. 281525Mack12.4
  3. 380135Sedalia14.8
  4. 481223Cotopaxi15
  5. 581154South Fork15.2
  6. 680466Nederland15.5
  7. 780118Larkspur15.8
  8. 881423Norwood16.4
  9. 981643Mesa17.5
  10. 1081624Collbran17.7

Diversity index by county in Colorado

  1. 1Arapahoe County63.1
  2. 2Denver County61.9
  3. 3Adams County60.9
  4. 4Crowley County59.9
  5. 5Bent County59.8
  6. 6Alamosa County56.2
  7. 7Pueblo County56.1
  8. 8Costilla County55.9
  9. 9Saguache County55.9
  10. 10Las Animas County55.5
  11. 11Morgan County55.2
  12. 12Otero County54.8
  13. 13Lake County54.6
  14. 14Conejos County54
  15. 15Rio Grande County53.4
  16. 16Prowers County53.2
  17. 17El Paso County52.7
  18. 18Eagle County51.8
  19. 19Weld County51.8
  20. 20Garfield County51.4
  21. 21Huerfano County50.8
  22. 22Montezuma County47.5
  23. 23Yuma County46.1
  24. 24Broomfield County44.9
  25. 25Phillips County43.5
  26. 26Sedgwick County43.1
  27. 27Lincoln County42.3
  28. 28Boulder County41.8
  29. 29Montrose County41.8
  30. 30Summit County41.3
  31. 31Jefferson County40.6
  32. 32La Plata County40.1
  33. 33Logan County39.8
  34. 34Kit Carson County39.7
  35. 35Douglas County39
  36. 36Grand County39
  37. 37Moffat County38.5
  38. 38San Juan County38.3
  39. 39Fremont County37.6
  40. 40Archuleta County37.2
  41. 41Cheyenne County36.7
  42. 42Mesa County36
  43. 43Larimer County35.4
  44. 44Delta County34.2
  45. 45Routt County34.2
  46. 46Pitkin County34
  47. 47Rio Blanco County31.3
  48. 48Dolores County30.3
  49. 49Elbert County30.3
  50. 50Baca County30.1
  51. 51Washington County29.2
  52. 52Kiowa County29.1
  53. 53Teller County28.6
  54. 54Gunnison County28.1
  55. 55San Miguel County28.1
  56. 56Chaffee County27.9
  57. 57Gilpin County27.4
  58. 58Park County26.4
  59. 59Mineral County26.2
  60. 60Clear Creek County25.7
  61. 61Hinsdale County24.2
  62. 62Jackson County23.9
  63. 63Custer County20.7
  64. 64Ouray County20

Questions about this map

Which zip code has the highest diversity index in Colorado?

Among zip codes with at least 1,000 residents, 80019 (Aurora, CO) has the highest: 73.6.

Which zip code has the lowest diversity index in Colorado?

81236 (Nathrop, CO) has the lowest: 8.3.

What is the diversity index for the United States?

61.4; in Colorado it is 52.5.

Where does this data come from?

U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024). The chance that two residents picked at random belong to different racial or ethnic groups. 0 means everyone is in the same group; 50+ is very mixed. The U.S. overall scores about 61.

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