| School | District | County |
|---|---|---|
| A R Graiff | Livingston C C | Madison |
| A Vito Martinez | Valley View Cusd #365U | Will |
| A-C Central | A-C Central Cusd 262 | Cass |
| Abbott | City Of Chicago | Cook |
| Abbott | School | Kane |
| Abe Lincoln | Cicero | Cook |
| Abingdon | Abingdon C U | Knox |
| Abraham Lincoln | Rockford | Winnebago |
| Acad Of Comm & Tech Charter Hs | City Of Chicago | Cook |
| Addams | City Of Chicago | Cook |
| Agassiz | City Of Chicago | Cook |
| Akin Comm Cons | Akin Comm Cons | Franklin |
| Alan B Shepard | Deerfield | Lake |
| Albany | River Bend Comm Unit Dist 2 | Whiteside |
| Albany Park Multicultural Elem | City Of Chicago | Cook |
| Albers | Albers | Clinton |
| Albion Grade | Edwards County C U | Edwards |
| Alcott | City Of Chicago | Cook |
| Alden-Hebron | Alden Hebron | McHenry |
| Aldridge | City Of Chicago | Cook |
| Aldrin | Carbon Cliff-Barstow | Rock Island |
| Aledo | Aledo Comm Unit | Mercer |
| Alex M Martino | New Lenox | Will |
| Alexander Graham | City Of Chicago | Cook |
| Alexis | Alexis C U | Warren |
| Algonquin | Comm Consolidated | Cook |
| Algonquin | Comm Unit | Kane |
| Allen | La Moille C U | Bureau |
| Allen Twp Comm Cons | Allen Twp C C | Lasalle |
| Allendale | Allendale C C | Wabash |
| Altamont Grade | Altamont Comm Unit | Effingham |
| Alternative | East St Louis Sd 189 | St. Clair |
| Altgeld | City Of Chicago | Cook |
| Alton | Alton Cusd 11 | Madison |
| Alwood Middle/High | Alwood Comm Unit | Henry |
| Amboy | Amboy Comm Unit | Lee |
| Ames | City Of Chicago | Cook |
| Andersen Elem Community Academy | City Of Chicago | Cook |
| Anderson Elem Community Academy | City Of Chicago | Cook |
| Andrew Jackson Elem Language Acad | City Of Chicago | Cook |
| Anna | Anna C C | Union |
| Annawan Grade | Annawan Comm Unit | Henry |
| Antioch Upper | Antioch C C | Lake |
| Aptakisic | Aptakisic-Tripp C C S Dist 102 | Lake |
| Arai Intl Cps Scholars | City Of Chicago | Cook |
| Arbor Park | Arbor Park | Cook |
| Arcola High | Arcola C U | Douglas |
| Argenta-Oreana | Argenta-Oreana Comm Unit Sch D 1 | Macon |
| Ariel Elem Community Academy | City Of Chicago | Cook |
| Armour | City Of Chicago | Cook |