| Rank | Median Household Income ▼ | School District / Population |
| 1. | $89,914 | Rochester Community Unit School District 3A / 10,780 |
| 2. | $88,025 | Williamsville Community Unit School District 15 / 7,871 |
| 3. | $87,415 | Pleasant Plains Community Unit School District 8 / 8,049 |
| 4. | $81,368 | Ball-Chatham Community Unit School District 5 / 27,509 |
| 5. | $80,962 | West Lincoln-Broadwell Elementary School District 92 / 4,963 |
| 6. | $75,000 | Community Unit School District 16 / 6,213 |
| 7. | $74,977 | Mount Zion Community Unit School District 3 / 12,245 |
| 8. | $71,528 | Edwardsville Community Unit School District 7 / 51,131 |
| 9. | $69,716 | Athens Community Unit School District 213 / 5,000 |
| 10. | $68,557 | Maroa-Forsyth Community Unit School District 2 / 6,417 |
| 11. | $66,723 | Highland Community Unit School District 5 / 18,392 |
| 12. | $65,938 | Edinburg Community Unit School District 4 / 1,949 |
| 13. | $64,167 | Franklin Community Unit School District 1 / 2,004 |
| 14. | $62,839 | Auburn Community Unit School District 10 / 6,990 |
| 15. | $62,170 | Southwestern Community Unit School District 9 / 8,981 |
| 16. | $61,213 | Argenta-Oreana Community Unit School District 1 / 3,854 |
| 17. | $59,760 | Tri-City Community Unit School District 1 / 3,191 |
| 18. | $59,570 | Mount Pulaski Community Unit District 23 / 3,055 |
| 19. | $59,519 | Greenview Community Unit School District 200 / 1,692 |
| 20. | $59,423 | Porta Community Unit School District 202 / 7,234 |
| 21. | $58,862 | Riverton Community Unit School District 14 / 7,959 |
| 22. | $58,854 | Pawnee Community Unit School District 11 / 3,304 |
| 23. | $58,139 | Meridian Community Unit School District 15 / 6,569 |
| 24. | $57,935 | Sangamon Valley Community Unit School District 9 / 4,136 |
| 25. | $56,250 | Patoka Community Unit School District 100 / 1,692 |
| 26. | $56,070 | Bethalto Consolidated Unit School District 8 / 15,879 |
| 27. | $56,000 | Windsor Community Unit School District 1 / 2,889 |
| 28. | $55,964 | Warrensburg-Latham Community Unit District 11 / 6,160 |
| 29. | $55,050 | Bunker Hill Community Unit School District 8 / 4,468 |
| 30. | $54,735 | Cerro Gordo Community Unit School District 100 / 2,903 |
| 31. | $54,239 | Altamont Community Unit School District 10 / 4,959 |
| 32. | $54,191 | New Holland-Middletown Elementary School District 88 / 915 |
| 33. | $53,958 | Carlinville Community Unit School District 1 / 9,633 |
| 34. | $53,571 | Morrisonville Community Unit School District 1 / 1,682 |
| 35. | $53,431 | Greenfield Community Unit School District 10 / 3,094 |
| 36. | $52,661 | A-C Central Community Unit School District 262 / 2,574 |
| 37. | $52,500 | Beecher City Community Unit School District 20 / 2,571 |
| 38. | $52,356 | Northwestern Community Unit School District 2 / 2,079 |
| 39. | $50,863 | Staunton Community Unit School District 6 / 8,400 |
| 40. | $50,639 | Mount Olive Community Unit School District 5 / 3,362 |
| 41. | $50,435 | Waverly Community Unit School District 6 / 1,885 |
| 42. | $50,309 | Central A & M Community Unit School District 21 / 4,955 |
| 43. | $49,772 | Vandalia Community Unit School District 203 / 11,080 |
| 44. | $49,574 | Okaw Valley Community Unit School District 302 / 3,423 |
| 45. | $49,163 | Bond County Community Unit School District 2 / 13,391 |
| 46. | $49,041 | Stewardson-Strasburg Community Unit District 5A / 2,404 |
| 47. | $48,060 | Taylorville Community Unit School District 3 / 18,760 |
| 48. | $46,817 | Lincoln Community High School District 404 / 23,979 |
| 49. | $46,705 | Hillsboro Community Unit School District 3 / 14,713 |
| 50. | $45,761 | Panhandle Community Unit School District 2 / 2,280 |
| 51. | $45,392 | Jacksonville School District 117 / 28,184 |
| 52. | $44,345 | Mulberry Grove Community Unit School District 1 / 2,499 |
| 53. | $44,218 | Shelbyville Community Unit School District 4 / 7,911 |
| 54. | $43,628 | Springfield School District 186 / 113,609 |
| 55. | $42,949 | Litchfield Community Unit School District 12 / 8,873 |
| 56. | $42,531 | Ramsey Community Unit School District 204 / 2,709 |
| 57. | $42,400 | Lincoln Elementary School District 27 / 13,053 |
| 58. | $42,338 | Sullivan Community Unit School District 300 / 7,387 |
| 59. | $41,891 | Brownstown Community Unit School District 201 / 1,961 |
| 60. | $41,447 | Pana Community Unit School District 8 / 8,935 |
| 61. | $41,136 | Nokomis Community Unit School District 22 / 3,925 |
| 62. | $39,596 | South Fork School District 14 / 2,601 |
| 63. | $39,498 | Gillespie Community Unit School District 7 / 7,873 |
| 64. | $38,816 | Cowden-Herrick Community Unit School District 3A / 2,582 |
| 65. | $38,656 | Decatur School District 61 / 71,435 |
| 66. | $38,205 | St. Elmo Community Unit School District 202 / 2,784 |
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.
