| Rank | Median Household Income ▼ | School District / Population |
| 1. | $81,756 | Pleasant Plains Community Unit School District 8 / 7,778 |
| 2. | $78,333 | Limestone Walters Community Consolidated School District 316 / 1,729 |
| 3. | $75,230 | Williamsville Community Unit School District 15 / 7,209 |
| 4. | $71,375 | Hollis Consolidated School District 328 / 623 |
| 5. | $68,594 | Tremont Community Unit School District 702 / 4,830 |
| 6. | $66,689 | Brimfield Community Unit School District 309 / 3,732 |
| 7. | $66,458 | Spring Lake Community Consolidated School District 606 / 775 |
| 8. | $65,707 | Rankin Community School District 98 / 3,709 |
| 9. | $65,656 | Illini Bluffs Community Unit School District 327 / 5,538 |
| 10. | $65,552 | Athens Community Unit School District 213 / 5,559 |
| 11. | $61,354 | Scott-Morgan Consolidated Unit School District 2 / 1,593 |
| 12. | $61,179 | Community Unit School District 16 / 5,490 |
| 13. | $60,281 | Elmwood Community Unit School District 322 / 3,921 |
| 14. | $58,654 | Liberty Community Unit School District 2 / 3,463 |
| 15. | $58,026 | Monroe School District 70 / 2,842 |
| 16. | $55,595 | Greenview Community Unit School District 200 / 1,687 |
| 17. | $55,500 | Oak Grove School District 68 / 3,962 |
| 18. | $55,417 | Riverton Community Unit School District 14 / 8,128 |
| 19. | $55,110 | Midwest Central Community Unit School District 191 / 6,860 |
| 20. | $53,767 | Porta Community Unit School District 202 / 6,840 |
| 21. | $53,688 | Delavan Community Unit School District 703 / 2,604 |
| 22. | $53,403 | New Holland-Middletown Elementary School District 88 / 1,139 |
| 23. | $53,220 | Triopia Community Unit School District 27 / 2,329 |
| 24. | $53,056 | Franklin Community Unit School District 1 / 1,791 |
| 25. | $52,632 | Farmington Central Community Unit School District 265 / 8,099 |
| 26. | $52,292 | North Pekin-Marquette Heights School District 102 / 5,168 |
| 27. | $51,071 | A-C Central Community Unit School District 262 / 2,747 |
| 28. | $50,017 | Knoxville Community Unit School District 202 / 5,998 |
| 29. | $49,355 | Spoon River Valley Community Unit School District 4 / 2,187 |
| 30. | $48,529 | Limestone Community High School District 310 / 22,180 |
| 31. | $48,490 | Hartsburg-Emden Community Unit School District 21 / 1,178 |
| 32. | $47,565 | Winchester Community Unit School District 1 / 3,798 |
| 33. | $46,942 | Abingdon Community Unit School District 217 / 4,177 |
| 34. | $46,607 | South Pekin School District 137 / 1,974 |
| 35. | $45,020 | Bartonville School District 66 / 2,112 |
| 36. | $44,904 | Pekin Community High School District 303 / 45,753 |
| 37. | $44,688 | Carthage Elementary School District 317 / 4,279 |
| 38. | $44,511 | Fulton County Community Unit School District 3 / 3,495 |
| 39. | $44,141 | La Harpe Community School District 347 / 2,318 |
| 40. | $44,063 | Jacksonville School District 117 / 29,109 |
| 41. | $43,456 | Norwood Elementary School District 63 / 4,523 |
| 42. | $43,389 | Schuyler-Industry Community Unit School District 5 / 7,986 |
| 43. | $43,125 | Camp Point Community Unit School District 3 / 4,857 |
| 44. | $42,917 | Springfield School District 186 / 113,448 |
| 45. | $42,813 | Illini West High School District 307 / 8,749 |
| 46. | $42,804 | Havana Community Unit School District 126 / 6,532 |
| 47. | $42,791 | Creve Coeur School District 76 / 5,909 |
| 48. | $42,625 | Pekin Public School District108 / 33,703 |
| 49. | $41,979 | Virginia Community Unit School District 64 / 2,389 |
| 50. | $41,656 | Monmouth-Roseville Community Unit School District 238 / 11,091 |
| 51. | $41,477 | Waverly Community Unit School District 6 / 1,720 |
| 52. | $40,929 | Illini Central Community Unit School District 189 / 5,118 |
| 53. | $40,391 | West Prairie Community Unit School District 103 / 4,657 |
| 54. | $40,281 | V.I.T. Community Unit School District 2 / 2,518 |
| 55. | $40,273 | Canton Union School District 66 / 18,029 |
| 56. | $39,779 | Astoria Community Unit School District 1 / 2,002 |
| 57. | $39,653 | Lewistown Community Unit School District 97 / 5,092 |
| 58. | $39,500 | Meredosia-Chambersburg Community Unit School District 11 / 1,660 |
| 59. | $39,469 | Avon Community Unit School District 176 / 1,854 |
| 60. | $38,679 | Brown County Community Unit School District 1 / 6,896 |
| 61. | $37,617 | Southeastern Community Unit School District 337 / 3,010 |
| 62. | $37,377 | Griggsville-Perry Community Unit School District 4 / 2,266 |
| 63. | $36,970 | Beardstown Community Unit School District 15 / 7,865 |
| 64. | $35,625 | Bushnell-Prairie City Community Unit School District 170 / 4,507 |
| 65. | $34,881 | Pleasant Hill School District 69 / 1,992 |
| 66. | $33,478 | Pleasant Valley School District 62 / 4,397 |
| 67. | $30,156 | Macomb Community Unit School District 185 / 22,685 |
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.
*ACS stands for U.S. Census American Community Survey. According to the U.S. Census, if the date is a range, you can interpret the data as an average of the period of time.
