| Rank | Solar Energy Heating House Percentage ▼ | School District / Population |
| 1. | 1.3% | Colona School District 190 / 3,660 |
| 2. | 1.0% | Anna Community Consolidated School District 37 / 6,410 |
| 3. | 0.9% | Stark County Community Unit School District 100 / 4,688 |
| 4. | 0.8% | Jasper County Community Unit School District 1 / 9,430 |
| 5. | 0.7% | Brownstown Community Unit School District 201 / 1,961 |
| 6. | 0.7% | Ludlow Community Consolidated School District 142 / 1,129 |
| 7. | 0.6% | Fisher Community Unit School District 1 / 3,622 |
| 7. | 0.6% | Community Unit School District 16 / 6,213 |
| 7. | 0.6% | Patoka Community Unit School District 100 / 1,692 |
| 10. | 0.6% | Anna Jonesboro Community High School District 81 / 10,764 |
| 11. | 0.6% | Community Consolidated School District 204 / 3,614 |
| 12. | 0.6% | Thomasboro Community Consolidated School District 130 / 2,115 |
| 13. | 0.5% | Raccoon Consolidated School District 1 / 2,489 |
| 14. | 0.5% | Giant City Community Consolidated School District 130 / 2,678 |
| 15. | 0.5% | Winchester Community Unit School District 1 / 3,769 |
| 16. | 0.4% | La Moille Community Unit School District 303 / 1,794 |
| 17. | 0.4% | Limestone Walters Community Consolidated School District 316 / 2,067 |
| 18. | 0.4% | Illini Bluffs Community Unit School District 327 / 6,133 |
| 19. | 0.3% | Dolton School District 149 / 27,206 |
| 19. | 0.3% | Tonica Community Consolidated School District 79 / 1,393 |
| 19. | 0.3% | Fairfield Public School District 112 / 6,126 |
| 22. | 0.3% | Steeleville Community Unit School District 138 / 3,126 |
| 23. | 0.3% | Jersey Community Unit School District 100 / 20,185 |
| 24. | 0.3% | Paxton-Buckley-Loda Community Unit School District 10 / 8,485 |
| 25. | 0.3% | Urbana School District 116 / 50,963 |
| 26. | 0.3% | Eureka Community Unit District 140 / 9,835 |
| 26. | 0.3% | Dunlap Community Unit School District 323 / 21,236 |
| 28. | 0.3% | Sparta Community Unit School District 140 / 8,407 |
| 28. | 0.3% | Wood Dale School District 7 / 10,312 |
| 30. | 0.2% | Calumet Public School District 132 / 10,701 |
| 30. | 0.2% | Lawrence County Community Unit District 20 / 7,744 |
| 32. | 0.2% | Hardin County Community Unit School District 1 / 4,226 |
| 33. | 0.2% | Carmi-White County Community Unit School District 5 / 9,150 |
| 33. | 0.2% | Fairfield Community High School District 225 / 10,034 |
| 35. | 0.2% | Edwards County Community Unit School District 1 / 5,879 |
| 35. | 0.2% | Name N/A / 8,695 |
| 37. | 0.2% | Warsaw Community Unit School District 316 / 2,539 |
| 38. | 0.2% | Breese School District 12 / 7,258 |
| 39. | 0.2% | Morrisonville Community Unit School District 1 / 1,682 |
| 40. | 0.1% | Waterloo Community Unit School District 5 / 17,772 |
| 41. | 0.1% | Effingham Community Unit School District 40 / 20,319 |
| 41. | 0.1% | Maercker School District 60 / 18,009 |
| 41. | 0.1% | Rantoul Township High School District 193 / 17,660 |
| 41. | 0.1% | United Township High School District 30 / 39,937 |
| 45. | 0.1% | Pinckneyville Community High School District 101 / 10,799 |
| 46. | 0.1% | Zion Elementary School District 6 / 17,432 |
| 47. | 0.1% | Fenton Community High School District 100 / 30,212 |
| 48. | 0.1% | Hinsdale Community Consolidated School District 181 / 26,135 |
| 48. | 0.1% | Mokena School District 159 / 17,456 |
| 48. | 0.1% | Salem Community High School District 600 / 15,043 |
| 48. | 0.1% | Central Community High School District 71 / 16,730 |
| 48. | 0.1% | Thornton Township High School District 205 / 114,889 |
| 53. | 0.1% | Decatur School District 61 / 71,435 |
| 53. | 0.1% | Charleston Community Unit School District 1 / 28,395 |
| 53. | 0.1% | Crete-Monee Community Unit School District 201-U / 33,368 |
| 56. | 0.1% | Nokomis Community Unit School District 22 / 3,925 |
| 56. | 0.1% | Mattoon Community Unit School District 2 / 23,177 |
| 56. | 0.1% | Roxana Community Unit School District 1 / 12,372 |
| 59. | 0.1% | Oak Park Elementary School District 97 / 51,988 |
| 59. | 0.1% | Aurora East Unit School District 131 / 84,673 |
| 59. | 0.1% | Alton Community Unit School District 11 / 48,514 |
| 62. | 0.0% | Carbondale Community High School District 165 / 37,544 |
| 62. | 0.0% | Oak Park and River Forest District 200 / 63,199 |
| 62. | 0.0% | Bureau Valley Community Unit School District 340 / 7,195 |
| 62. | 0.0% | Zion-Benton Township High School District 126 / 44,560 |
| 66. | 0.0% | Limestone Community High School District 310 / 22,599 |
| 67. | 0.0% | Hinsdale Township High School District 86 / 75,716 |
| 67. | 0.0% | Quincy School District 172 / 51,109 |
| 67. | 0.0% | Naperville Community Unit District 203 / 96,394 |
| 67. | 0.0% | Community High School District 218 / 121,995 |
| 67. | 0.0% | Community High School District 99 / 110,458 |
| 67. | 0.0% | Chicago Public School District 299 / 2,712,608 |
| 67. | 0.0% | LaSalle-Peru Township High School District 120 / 28,956 |
| 74. | 0.0% | Lincoln Way Community High School District 210 / 105,219 |
| 74. | 0.0% | Rockford School District 205 / 191,430 |
| 74. | 0.0% | Name N/A / 4,816,938 |
Please note that we only rank locations with 'Solar Energy Heating House Percentage' data. The rank above might not be a complete list. Locations without 'Solar Energy Heating House Percentage' data are not listed.
