| Providence Catholic High School | 0.0 |
Regular elementary or secondary | 9-12 | 1102 | 19.8 | Roman Catholic |
| Gah Dillard Harris Educational Center | 6.4 |
Alternative/other | 8-12 | 40 | 8.2 | Nonsectarian |
| Joliet Catholic Academy | 6.5 |
Regular elementary or secondary | 9-12 | 857 | 17.1 | Roman Catholic |
| Mount Assisi Academy School | 11.5 |
Regular elementary or secondary | 9-12 | 290 | 9.9 | Roman Catholic |
| Christ Lutheran Academy | 13.4 |
Regular elementary or secondary | 9-12 | 30 | 5.4 | Lutheran Church - Missouri Synod |
| Marian Catholic High School | 18.0 |
Regular elementary or secondary | 9-12 | 1539 | 19.4 | Roman Catholic |
| Marist High School | 18.2 |
Regular elementary or secondary | 9-12 | 1809 | 19.3 | Roman Catholic |
| Benet Academy | 18.5 |
Regular elementary or secondary | 9-12 | 1324 | 17.8 | Roman Catholic |
| The Bridge High School | 18.6 |
Special education | 9-12 | 28 | 7.0 | Nonsectarian |
| The Forum High School | 18.7 |
Special program emphasis | 12-12 | 4 | 4.0 | Nonsectarian |
| Br Rice High School | 19.6 |
Regular elementary or secondary | 9-12 | 1202 | 20.2 | Roman Catholic |
| Mother Mcauley Liberal Arts High School | 19.9 |
Regular elementary or secondary | 9-12 | 1469 | 16.2 | Roman Catholic |
| St Laurence High School | 20.2 |
Regular elementary or secondary | 9-12 | 686 | 14.8 | Roman Catholic |
| Queen Of Peace High School | 20.3 |
Regular elementary or secondary | 9-12 | 698 | 18.2 | Roman Catholic |
| Beacon Therapeutic School | 20.6 |
Special education | 7-12 | 91 | 7.6 | Nonsectarian |
| Heritage Christian High School | 21.1 |
Regular elementary or secondary | 9-12 | 50 | 8.2 | Calvinist |
| Nazareth Academy | 21.4 |
Regular elementary or secondary | 9-12 | 770 | 19.0 | Roman Catholic |
| Luther South High School | 21.5 |
Regular elementary or secondary | 9-12 | 233 | 12.7 | Lutheran Church - Missouri Synod |
| Infinity School Of Chicago South | 21.7 |
Alternative/other | 9-12 | 28 | 10.0 | Nonsectarian |
| Seton Academy | 22.3 |
Regular elementary or secondary | 9-12 | 396 | 16.6 | Roman Catholic |
| Montini Catholic High School | 22.9 |
Regular elementary or secondary | 9-12 | 672 | 14.1 | Roman Catholic |
| St Rita Of Cascia High School | 22.9 |
Regular elementary or secondary | 9-12 | 760 | 16.6 | Roman Catholic |
| Illiana Christian High School | 23.0 |
Regular elementary or secondary | 9-12 | 676 | 16.8 | Calvinist |
| St Mark S Lutheran School | 23.1 |
Regular elementary or secondary | 7-11 | 7 | 2.7 | Other Lutheran |
| Luther East High School | 23.5 |
Regular elementary or secondary | 9-12 | 69 | 10.2 | Lutheran Church - Missouri Synod |
| Maria High School | 23.5 |
Regular elementary or secondary | 9-12 | 305 | 13.1 | Roman Catholic |
| Banner Therapeutic Day School | 23.5 |
Special program emphasis | 7-12 | 75 | 9.4 | Nonsectarian |
| Timothy Christian High School | 23.9 |
Regular elementary or secondary | 9-12 | 386 | 11.4 | Calvinist |
| Leo Catholic High School | 24.2 |
Regular elementary or secondary | 9-12 | 244 | 14.7 | Roman Catholic |
| St Francis High School | 24.2 |
Regular elementary or secondary | 9-12 | 761 | 16.2 | Roman Catholic |
| Marmion Academy | 25.0 |
Regular elementary or secondary | 9-12 | 520 | 10.7 | Roman Catholic |
