ZipCodeLook
Loading 33,000 zip codes…

About this map

Share of residents under 18.

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

U.S.
22%
Illinois
21.8%
Rankings
Full list

Top and bottom zip codes in Illinois

Zip codes with 1,000+ residents

Zip codes with the most children

See all
  1. 162240East Carondelet40%
  2. 260043Kenilworth37.4%
  3. 362424Dieterich37.1%
  4. 462366Pleasant Hill37%
  5. 562899Xenia36.6%
  6. 662206East Saint Louis36.5%
  7. 762803Hoyleton35.9%
  8. 862225Scott Air Force Base35.3%
  9. 960940Grant Park35.3%
  10. 1061525Dunlap34.8%

Zip codes with the fewest children

See all
  1. 161402Galesburg0%
  2. 260606Chicago1.9%
  3. 362701Springfield2.9%
  4. 461602Peoria3.4%
  5. 560654Chicago4.3%
  6. 660603Chicago4.9%
  7. 760661Chicago4.9%
  8. 860611Chicago6.3%
  9. 962865Mulkeytown6.4%
  10. 1060610Chicago7.1%

Residents under 18 by county in Illinois

  1. 1Kendall County27%
  2. 2Moultrie County25.2%
  3. 3Douglas County24.6%
  4. 4Cass County24.4%
  5. 5Grundy County24.3%
  6. 6Effingham County23.9%
  7. 7Kane County23.9%
  8. 8Peoria County23.9%
  9. 9Woodford County23.9%
  10. 10Boone County23.8%
  11. 11Clay County23.8%
  12. 12Will County23.6%
  13. 13Marion County23.5%
  14. 14Winnebago County23.5%
  15. 15Vermilion County23.4%
  16. 16Ford County23.3%
  17. 17Lake County23.3%
  18. 18Pike County23.2%
  19. 19Richland County23%
  20. 20St. Clair County23%
  21. 21Kankakee County22.8%
  22. 22McHenry County22.7%
  23. 23Macon County22.6%
  24. 24Adams County22.5%
  25. 25Jasper County22.5%
  26. 26Rock Island County22.5%
  27. 27Warren County22.5%
  28. 28Wayne County22.5%
  29. 29Clark County22.4%
  30. 30Cumberland County22.4%
  31. 31Jefferson County22.3%
  32. 32DuPage County22.2%
  33. 33Ogle County22.2%
  34. 34Franklin County22.1%
  35. 35Edwards County22%
  36. 36Greene County22%
  37. 37Whiteside County22%
  38. 38Hamilton County21.9%
  39. 39Livingston County21.9%
  40. 40Menard County21.9%
  41. 41Sangamon County21.9%
  42. 42Tazewell County21.9%
  43. 43Monroe County21.8%
  44. 44White County21.7%
  45. 45Clinton County21.6%
  46. 46DeKalb County21.6%
  47. 47Henry County21.6%
  48. 48Iroquois County21.6%
  49. 49Piatt County21.6%
  50. 50Stark County21.6%
  51. 51Alexander County21.3%
  52. 52De Witt County21.3%
  53. 53Madison County21.3%
  54. 54Massac County21.3%
  55. 55Shelby County21.3%
  56. 56Union County21.3%
  57. 57Williamson County21.3%
  58. 58LaSalle County21.2%
  59. 59McLean County21.2%
  60. 60Stephenson County21.2%
  61. 61Cook County21.1%
  62. 62Hancock County21%
  63. 63Wabash County21%
  64. 64Scott County20.9%
  65. 65Mason County20.8%
  66. 66Mercer County20.8%
  67. 67Washington County20.8%
  68. 68Bureau County20.7%
  69. 69Saline County20.7%
  70. 70Macoupin County20.6%
  71. 71Pulaski County20.6%
  72. 72Gallatin County20.5%
  73. 73Fayette County20.4%
  74. 74Marshall County20.4%
  75. 75Crawford County20.2%
  76. 76Knox County20.2%
  77. 77Randolph County20.2%
  78. 78Montgomery County20.1%
  79. 79Calhoun County19.9%
  80. 80Edgar County19.8%
  81. 81Jersey County19.8%
  82. 82Putnam County19.7%
  83. 83Lee County19.6%
  84. 84Fulton County19.5%
  85. 85Christian County19.3%
  86. 86Logan County19.3%
  87. 87Perry County19.3%
  88. 88Champaign County19.1%
  89. 89Morgan County18.9%
  90. 90Jackson County18.8%
  91. 91Johnson County18.6%
  92. 92Lawrence County18.6%
  93. 93Henderson County18.5%
  94. 94Coles County18.3%
  95. 95Jo Daviess County18.2%
  96. 96McDonough County18%
  97. 97Bond County17.7%
  98. 98Carroll County17.7%
  99. 99Schuyler County17%
  100. 100Brown County16.8%
  101. 101Hardin County14.8%
  102. 102Pope County14.4%

Questions about this map

Which zip code has the highest residents under 18 in Illinois?

Among zip codes with at least 1,000 residents, 62240 (East Carondelet, IL) has the highest: 40%.

Which zip code has the lowest residents under 18 in Illinois?

61402 (Galesburg, IL) has the lowest: 0%.

What is the residents under 18 for the United States?

22%; in Illinois it is 21.8%.

Where does this data come from?

U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024). Share of residents under 18.

More maps