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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
Ohio
40.6
Rankings
Full list

Top and bottom zip codes in Ohio

Zip codes with 1,000+ residents

Most diverse zip codes

See all
  1. 144310Akron73.8
  2. 243222Columbus71
  3. 345205Cincinnati70.8
  4. 444114Cleveland69.8
  5. 543609Toledo68.7
  6. 644506Youngstown68.7
  7. 743068Reynoldsburg68
  8. 844106Cleveland67.6
  9. 943231Columbus67.4
  10. 1044055Lorain67.2

Least diverse zip codes

See all
  1. 143002Amlin0
  2. 243913Brilliant0
  3. 343747Jerusalem0
  4. 445684Stout0
  5. 544443New Springfield0
  6. 643754Lewisville0.2
  7. 745657Otway0.5
  8. 845827Cloverdale0.6
  9. 944099Windsor0.7
  10. 1045326Fletcher0.8

Diversity index by county in Ohio

  1. 1Franklin County59.9
  2. 2Cuyahoga County59.2
  3. 3Hamilton County54.8
  4. 4Lucas County51.8
  5. 5Montgomery County49.6
  6. 6Summit County43.7
  7. 7Mahoning County43.1
  8. 8Butler County42.7
  9. 9Lorain County41
  10. 10Allen County36.1
  11. 11Delaware County36.1
  12. 12Erie County35.5
  13. 13Fairfield County33.4
  14. 14Greene County33.1
  15. 15Warren County32.2
  16. 16Clark County32.1
  17. 17Sandusky County31.5
  18. 18Stark County29
  19. 19Richland County28.8
  20. 20Lake County28.4
  21. 21Union County27.9
  22. 22Trumbull County27.6
  23. 23Licking County27.1
  24. 24Defiance County26.9
  25. 25Wood County26.3
  26. 26Portage County25.5
  27. 27Madison County25.2
  28. 28Marion County25.1
  29. 29Ashtabula County24.2
  30. 30Hancock County24
  31. 31Fulton County23.1
  32. 32Huron County22.8
  33. 33Seneca County22.4
  34. 34Henry County22.1
  35. 35Jefferson County21.4
  36. 36Ross County21.4
  37. 37Athens County21.1
  38. 38Miami County18.9
  39. 39Paulding County18.6
  40. 40Morgan County18.2
  41. 41Ottawa County18
  42. 42Muskingum County17.7
  43. 43Clermont County17.6
  44. 44Pickaway County17.6
  45. 45Belmont County17.5
  46. 46Fayette County17.4
  47. 47Williams County17.2
  48. 48Putnam County17.1
  49. 49Medina County16.5
  50. 50Logan County16.1
  51. 51Shelby County16
  52. 52Champaign County15.7
  53. 53Clinton County15.7
  54. 54Van Wert County15.7
  55. 55Tuscarawas County15.3
  56. 56Columbiana County15.2
  57. 57Scioto County15.2
  58. 58Noble County15
  59. 59Wayne County14.6
  60. 60Gallia County14.1
  61. 61Hardin County14
  62. 62Geauga County13.9
  63. 63Knox County13.5
  64. 64Guernsey County12.8
  65. 65Washington County12.2
  66. 66Harrison County12
  67. 67Lawrence County12
  68. 68Morrow County12
  69. 69Ashland County11.7
  70. 70Crawford County11.5
  71. 71Wyandot County11.3
  72. 72Mercer County11.2
  73. 73Auglaize County11
  74. 74Coshocton County11
  75. 75Highland County10.8
  76. 76Pike County10.7
  77. 77Carroll County10.5
  78. 78Darke County10.4
  79. 79Brown County10.3
  80. 80Hocking County10.3
  81. 81Preble County9.7
  82. 82Jackson County9.1
  83. 83Monroe County9
  84. 84Perry County8.4
  85. 85Adams County8.3
  86. 86Meigs County8.2
  87. 87Vinton County8.1
  88. 88Holmes County5.2

Questions about this map

Which zip code has the highest diversity index in Ohio?

Among zip codes with at least 1,000 residents, 44310 (Akron, OH) has the highest: 73.8.

Which zip code has the lowest diversity index in Ohio?

43002 (Amlin, OH) has the lowest: 0.

What is the diversity index for the United States?

61.4; in Ohio it is 40.6.

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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