| Rank | Median Household Income ▼ | School District / Population |
| 1. | $101,607 | Tri-Valley Community Unit School District 3 / 4,882 |
| 2. | $97,500 | Germantown Hills School District 69 / 6,329 |
| 3. | $89,891 | Central School District 51 / 8,004 |
| 4. | $88,025 | Williamsville Community Unit School District 15 / 7,871 |
| 5. | $83,690 | Dunlap Community Unit School District 323 / 21,236 |
| 6. | $80,962 | West Lincoln-Broadwell Elementary School District 92 / 4,963 |
| 7. | $78,786 | Metamora Township High School District 122 / 16,360 |
| 8. | $77,333 | Hollis Consolidated School District 328 / 781 |
| 9. | $76,987 | Limestone Walters Community Consolidated School District 316 / 2,067 |
| 10. | $75,906 | Brimfield Community Unit School District 309 / 3,862 |
| 11. | $74,769 | Heyworth Community Unit School District 4 / 4,831 |
| 12. | $73,233 | Metamora Community Consolidated School District 1 / 7,045 |
| 13. | $72,839 | Morton Community Unit School District 709 / 18,942 |
| 14. | $70,143 | Deer Creek-Mackinaw Community Unit School District 701 / 5,807 |
| 15. | $70,142 | Illini Bluffs Community Unit School District 327 / 6,133 |
| 16. | $69,716 | Athens Community Unit School District 213 / 5,000 |
| 17. | $68,773 | Washington Community High School District 308 / 23,857 |
| 18. | $68,697 | Washington School District 52 / 8,357 |
| 19. | $68,333 | Lexington Community Unit School District 7 / 3,063 |
| 20. | $68,208 | Elmwood Community Unit School District 322 / 3,872 |
| 21. | $66,950 | Princeville Community Unit School District 326 / 4,206 |
| 22. | $66,328 | McLean County Unit School District 5 / 97,056 |
| 23. | $65,455 | Olympia Community Unit School District 16 / 11,585 |
| 24. | $65,167 | Lostant Community Unit School District 425 / 748 |
| 25. | $65,000 | Robein School District 85 / 1,990 |
| 26. | $64,856 | Eureka Community Unit District 140 / 9,835 |
| 27. | $62,857 | Spring Lake Community Consolidated School District 606 / 639 |
| 28. | $62,829 | Tremont Community Unit School District 702 / 5,070 |
| 29. | $62,321 | Roanoke-Benson Community Unit School District 60 / 3,332 |
| 30. | $61,522 | Riverview Consolidated Community School District 2 / 2,986 |
| 31. | $60,741 | Monroe School District 70 / 3,195 |
| 32. | $59,570 | Mount Pulaski Community Unit District 23 / 3,055 |
| 33. | $59,519 | Greenview Community Unit School District 200 / 1,692 |
| 34. | $59,423 | Porta Community Unit School District 202 / 7,234 |
| 35. | $59,297 | El Paso-Gridley Community Unit School District 11 / 7,195 |
| 36. | $58,889 | Flanagan-Cornell District 74 / 1,727 |
| 37. | $58,225 | Illinois Valley Central Unit School District 321 / 13,507 |
| 38. | $58,214 | North Pekin-Marquette Heights School District 102 / 4,954 |
| 39. | $57,621 | Midland Community Unit School District 7 / 5,510 |
| 40. | $57,406 | Rankin Community School District 98 / 3,228 |
| 41. | $57,368 | Farmington Central Community Unit School District 265 / 7,945 |
| 42. | $56,307 | Chester-East Lincoln Community Csd 61 / 5,048 |
| 43. | $55,648 | Williamsfield Community Unit School District 210 / 1,910 |
| 44. | $55,096 | Delavan Community Unit School District 703 / 2,593 |
| 45. | $54,191 | New Holland-Middletown Elementary School District 88 / 915 |
| 46. | $54,184 | Norwood Elementary School District 63 / 3,616 |
| 47. | $53,875 | Lowpoint-Washburn Community Unit School District 21 / 2,511 |
| 48. | $53,125 | Putnam County Community Unit School District 535 / 5,514 |
| 49. | $52,969 | Bradford Community Unit School District 1 / 1,654 |
| 50. | $52,661 | A-C Central Community Unit School District 262 / 2,574 |
| 51. | $52,614 | Stark County Community Unit School District 100 / 4,688 |
| 52. | $52,321 | Henry-Senachwine Consolidated Unit School District 5 / 3,383 |
| 53. | $52,066 | Clinton Community Unit School District 15 / 12,177 |
| 54. | $52,019 | Fieldcrest Community Unit School District 6 / 6,842 |
| 55. | $51,741 | District 50 Schools / 7,496 |
| 56. | $51,586 | Limestone Community High School District 310 / 22,599 |
| 57. | $51,528 | Spoon River Valley Community Unit School District 4 / 2,505 |
| 58. | $51,196 | Midwest Central Community Unit School District 191 / 6,175 |
| 59. | $51,115 | ROWVA Community Unit School District 208 / 3,834 |
| 60. | $50,859 | Hartsburg-Emden Community Unit School District 21 / 1,063 |
| 61. | $50,563 | Knoxville Community Unit School District 202 / 6,260 |
| 62. | $50,410 | Oak Grove School District 68 / 3,692 |
| 63. | $50,185 | Peoria Heights Community Unit School District 325 / 6,914 |
| 64. | $50,083 | East Peoria School District 86 / 18,966 |
| 65. | $50,042 | Pekin Community High School District 303 / 45,857 |
| 66. | $49,847 | East Peoria Community High School District 309 / 26,544 |
| 67. | $49,579 | Bloomington School District 87 / 44,445 |
| 68. | $49,088 | Pekin Public School District108 / 34,388 |
| 69. | $48,875 | Bartonville School District 66 / 2,549 |
| 70. | $47,077 | Lewistown Community Unit School District 97 / 4,892 |
| 71. | $46,817 | Lincoln Community High School District 404 / 23,979 |
| 72. | $46,129 | Illini Central Community Unit School District 189 / 4,718 |
| 73. | $45,917 | South Pekin School District 137 / 1,830 |
| 74. | $44,983 | Fulton County Community Unit School District 3 / 3,605 |
| 75. | $44,819 | Canton Union School District 66 / 17,530 |
| 76. | $44,297 | Creve Coeur School District 76 / 6,406 |
| 77. | $44,267 | V.I.T. Community Unit School District 2 / 2,461 |
| 78. | $43,237 | Name N/A / 5,592 |
| 79. | $42,400 | Lincoln Elementary School District 27 / 13,053 |
| 80. | $42,284 | Peoria School District 150 / 101,620 |
| 81. | $41,763 | Galva Community Unit School District 224 / 3,413 |
| 82. | $40,887 | Astoria Community Unit School District 1 / 2,118 |
| 83. | $40,863 | Kewanee Community Unit School District 229 / 10,897 |
| 84. | $38,810 | Havana Community Unit School District 126 / 6,545 |
| 85. | $38,036 | Bushnell-Prairie City Community Unit School District 170 / 4,230 |
| 86. | $37,215 | Pleasant Hill School District 69 / 1,831 |
| 87. | $35,657 | Wethersfield Community Unit School District 230 / 3,974 |
| 88. | $35,221 | Galesburg Community Unit School District 205 / 34,850 |
| 89. | $34,192 | Pleasant Valley School District 62 / 4,868 |
Please note that we only rank locations with 'Median Household Income' data. The rank above might not be a complete list. Locations without 'Median Household Income' data are not listed.
