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About this map

Share of households with a broadband internet subscription (cable, fiber, DSL, satellite or a cellular data plan).

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

U.S.
91%
Iowa
88.9%
Rankings
Full list

Top and bottom zip codes in Iowa

Zip codes with 1,000+ residents

Zip codes with the most broadband access

See all
  1. 150012Ames100%
  2. 252341Toddville100%
  3. 350647Janesville98.4%
  4. 452411Cedar Rapids97.8%
  5. 552324Palo96.8%
  6. 650105Gilbert96.8%
  7. 751024Hinton96.6%
  8. 851462Scranton96.5%
  9. 950061Cumming96.2%
  10. 1051240Inwood96%

Zip codes with the least broadband access

See all
  1. 152242Iowa City61.9%
  2. 252620Bonaparte62.3%
  3. 352590Seymour63.5%
  4. 452570Milton67.2%
  5. 550645Ionia69%
  6. 650014Ames69.8%
  7. 750830Afton71.3%
  8. 852659Winfield72%
  9. 952626Farmington72.3%
  10. 1052777Wheatland72.5%

Broadband access by county in Iowa

  1. 1Bremer County92.6%
  2. 2Dallas County92.4%
  3. 3Sioux County92.4%
  4. 4Buena Vista County92.1%
  5. 5Polk County91.9%
  6. 6Warren County91.8%
  7. 7Linn County91.6%
  8. 8Dickinson County90.8%
  9. 9Scott County90.5%
  10. 10Jasper County90.4%
  11. 11Muscatine County90.4%
  12. 12Lyon County90.2%
  13. 13O'Brien County90.1%
  14. 14Dubuque County90%
  15. 15Mitchell County89.9%
  16. 16Greene County89.8%
  17. 17Palo Alto County89.8%
  18. 18Plymouth County89.8%
  19. 19Madison County89.7%
  20. 20Mahaska County89.7%
  21. 21Clay County89.5%
  22. 22Black Hawk County89.4%
  23. 23Guthrie County89.3%
  24. 24Cerro Gordo County89.2%
  25. 25Johnson County89.2%
  26. 26Boone County89.1%
  27. 27Grundy County88.7%
  28. 28Mills County88.7%
  29. 29Washington County88.7%
  30. 30Cedar County88.6%
  31. 31Winnebago County88.6%
  32. 32Benton County88.5%
  33. 33Iowa County88.5%
  34. 34Hancock County88.4%
  35. 35Jefferson County88.4%
  36. 36Marion County88.4%
  37. 37Shelby County88.3%
  38. 38Winneshiek County88%
  39. 39Henry County87.9%
  40. 40Louisa County87.8%
  41. 41Kossuth County87.6%
  42. 42Marshall County87.6%
  43. 43Fremont County87.5%
  44. 44Tama County87.5%
  45. 45Carroll County87.3%
  46. 46Des Moines County87.3%
  47. 47Webster County87.3%
  48. 48Woodbury County87.3%
  49. 49Calhoun County87.2%
  50. 50Clinton County87.2%
  51. 51Buchanan County87.1%
  52. 52Cherokee County87.1%
  53. 53Crawford County87.1%
  54. 54Jones County87.1%
  55. 55Humboldt County87%
  56. 56Chickasaw County86.9%
  57. 57Emmet County86.9%
  58. 58Clarke County86.8%
  59. 59Page County86.8%
  60. 60Lee County86.6%
  61. 61Poweshiek County86.6%
  62. 62Ringgold County86.6%
  63. 63Butler County86.5%
  64. 64Ida County86.4%
  65. 65Wapello County86.3%
  66. 66Monroe County86.2%
  67. 67Pottawattamie County86.2%
  68. 68Allamakee County86%
  69. 69Harrison County86%
  70. 70Jackson County86%
  71. 71Delaware County85.9%
  72. 72Montgomery County85.9%
  73. 73Pocahontas County85.9%
  74. 74Wright County85.8%
  75. 75Howard County85.7%
  76. 76Osceola County85.5%
  77. 77Hardin County85.4%
  78. 78Fayette County85.3%
  79. 79Worth County85%
  80. 80Monona County84.9%
  81. 81Union County84.9%
  82. 82Adams County84.8%
  83. 83Hamilton County84.7%
  84. 84Sac County84.6%
  85. 85Taylor County84.5%
  86. 86Clayton County84.4%
  87. 87Adair County84.3%
  88. 88Franklin County84.1%
  89. 89Appanoose County83.9%
  90. 90Cass County83.9%
  91. 91Decatur County83.8%
  92. 92Keokuk County83.8%
  93. 93Audubon County83.7%
  94. 94Floyd County83.4%
  95. 95Lucas County80.4%
  96. 96Story County80.4%
  97. 97Wayne County79.4%
  98. 98Davis County73.2%
  99. 99Van Buren County72.8%

Questions about this map

Which zip code has the highest broadband access in Iowa?

Among zip codes with at least 1,000 residents, 50012 (Ames, IA) has the highest: 100%.

Which zip code has the lowest broadband access in Iowa?

52242 (Iowa City, IA) has the lowest: 61.9%.

What is the broadband access for the United States?

91%; in Iowa it is 88.9%.

Where does this data come from?

U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024). Share of households with a broadband internet subscription (cable, fiber, DSL, satellite or a cellular data plan).

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