| Timothy Christian High School | 3.8 |
Regular elementary or secondary | 9-12 | 386 | 11.4 | Calvinist |
| The Bridge High School | 4.6 |
Special education | 9-12 | 28 | 7.0 | Nonsectarian |
| Immaculate Conception High School | 4.8 |
Regular elementary or secondary | 9-12 | 243 | 12.9 | Roman Catholic |
| Driscoll Catholic High School | 5.7 |
Regular elementary or secondary | 9-12 | 370 | 14.1 | Roman Catholic |
| St Francis High School | 6.2 |
Regular elementary or secondary | 9-12 | 761 | 16.2 | Roman Catholic |
| Benet Academy | 6.3 |
Regular elementary or secondary | 9-12 | 1324 | 17.8 | Roman Catholic |
| Nazareth Academy | 7.1 |
Regular elementary or secondary | 9-12 | 770 | 19.0 | Roman Catholic |
| Wheaton Academy | 8.9 |
Regular elementary or secondary | 9-12 | 633 | 17.1 | Christian (no specific denomination) |
| Walther Lutheran High School | 9.3 |
Regular elementary or secondary | 9-12 | 409 | 17.5 | Lutheran Church - Missouri Synod |
| Trinity High School | 10.9 |
Regular elementary or secondary | 9-12 | 470 | 13.7 | Roman Catholic |
| Guerin Prep High School | 11.4 |
Regular elementary or secondary | 9-12 | 660 | 12.9 | Roman Catholic |
| Fenwick High School | 11.9 |
Regular elementary or secondary | 9-12 | 1177 | 15.6 | Roman Catholic |
| Mount Assisi Academy School | 12.0 |
Regular elementary or secondary | 9-12 | 290 | 9.9 | Roman Catholic |
| Alpha Omega Ministries | 13.3 |
Regular elementary or secondary | 9-12 | 37 | 8.2 | Christian (no specific denomination) |
| St Patrick High School | 13.8 |
Regular elementary or secondary | 9-12 | 961 | 15.3 | Roman Catholic |
| Notre Dame High School For Girls | 13.9 |
Regular elementary or secondary | 9-12 | 271 | 9.2 | Roman Catholic |
| Resurrection High School | 14.0 |
Regular elementary or secondary | 7-12 | 776 | 16.5 | Roman Catholic |
| Banner West Academy | 14.1 |
Alternative/other | 9-12 | 131 | 18.7 | Nonsectarian |
| Westside Alternative High School | 14.2 |
Alternative/other | 9-12 | 209 | 21.3 | Nonsectarian |
| Northwest Academy Streamwood | 14.4 |
Special education | 7-12 | 150 | 8.3 | Nonsectarian |
| Marmion Academy | 14.5 |
Regular elementary or secondary | 9-12 | 520 | 10.7 | Roman Catholic |
| Luther High School North | 14.6 |
Regular elementary or secondary | 9-12 | 255 | 13.9 | Lutheran Church - Missouri Synod |
| St Laurence High School | 15.0 |
Regular elementary or secondary | 9-12 | 686 | 14.8 | Roman Catholic |
| Queen Of Peace High School | 15.0 |
Regular elementary or secondary | 9-12 | 698 | 18.2 | Roman Catholic |
| Community Christian Alternative Academy | 15.0 |
Regular elementary or secondary | 9-12 | 187 | 21.7 | Nonsectarian |
| Antonia Pantoja High School | 16.0 |
Regular elementary or secondary | 9-12 | 178 | 13.7 | Nonsectarian |
| Lydia Urban Academy | 16.0 |
Special program emphasis | 9-12 | 29 | 10.0 | Christian (no specific denomination) |
| Our Lady Of Tepeyac High School | 16.2 |
Regular elementary or secondary | 9-12 | 196 | 11.1 | Roman Catholic |
| Notre Dame High School For Boys | 16.4 |
Regular elementary or secondary | 9-12 | 787 | 17.3 | Roman Catholic |
| New Hope Academy | 16.5 |
Special education | 7-12 | 50 | 5.0 | Nonsectarian |
| Latino Youth High School | 16.5 |
Alternative/other | 9-12 | 130 | 16.5 | Nonsectarian |
| Joseph Academy | 16.7 |
Special education | 7-12 | 74 | 12.3 | Nonsectarian |
| Christ Lutheran Academy | 16.8 |
Regular elementary or secondary | 9-12 | 30 | 5.4 | Lutheran Church - Missouri Synod |
| Dr Pedro Albizu Campos Puerto Rican High School | 16.9 |
Special program emphasis | 9-12 | 148 | 22.4 | Nonsectarian |
| St Viator High School | 16.9 |
Regular elementary or secondary | 9-12 | 1088 | 15.1 | Roman Catholic |
| Fasman Yeshiva High School | 17.0 |
Special program emphasis | 9-12 | 133 | 29.6 | Jewish |
| Infinity School Of Chicago South | 17.1 |
Alternative/other | 9-12 | 28 | 10.0 | Nonsectarian |
| Chicago Hope Academy | 17.3 |
Regular elementary or secondary | 9-12 | 106 | 7.1 | Christian (no specific denomination) |
| Telshe High School | 17.5 |
Regular elementary or secondary | 9-12 | 92 | 4.8 | Jewish |
| Maria High School | 17.6 |
Regular elementary or secondary | 9-12 | 305 | 13.1 | Roman Catholic |
| Gordon Tech High School | 17.6 |
Career/technical/vocational | 9-12 | 554 | 17.1 | Roman Catholic |
| Cristo Rey Jesuit High School | 17.7 |
Regular elementary or secondary | 9-12 | 535 | 19.8 | Roman Catholic |
| Br Rice High School | 18.1 |
Regular elementary or secondary | 9-12 | 1202 | 20.2 | Roman Catholic |
| Bnos Rabbeinu High School | 18.2 |
Regular elementary or secondary | 9-12 | 51 | 19.6 | Jewish |
| Luther South High School | 18.2 |
Regular elementary or secondary | 9-12 | 233 | 12.7 | Lutheran Church - Missouri Synod |
| Bais Yaakov High School | 18.2 |
Regular elementary or secondary | 9-12 | 129 | 12.9 | Jewish |
| Midwestern Academy-new Church | 18.3 |
Special program emphasis | 9-10 | 4 | 5.0 | Other |
| Mother Mcauley Liberal Arts High School | 18.3 |
Regular elementary or secondary | 9-12 | 1469 | 16.2 | Roman Catholic |
| Aurora Central Catholic High School | 18.4 |
Regular elementary or secondary | 9-12 | 476 | 12.4 | Roman Catholic |
| St Benedict High School | 18.4 |
Regular elementary or secondary | 9-12 | 220 | 9.8 | Roman Catholic |
| Holy Trinity High School | 18.4 |
Regular elementary or secondary | 9-12 | 418 | 15.5 | Roman Catholic |
| Rosary High School | 18.5 |
Regular elementary or secondary | 9-12 | 468 | 17.0 | Roman Catholic |
| St Rita Of Cascia High School | 18.5 |
Regular elementary or secondary | 9-12 | 760 | 16.6 | Roman Catholic |
| Gateway To Learning | 18.6 |
Special education | 7-12 | 16 | 16.0 | Nonsectarian |
| East Capitol High School | 18.7 |
Special education | 9-12 | 40 | 10.0 | Nonsectarian |
| Thresholds High School | 18.7 |
Special education | 10-12 | 18 | 7.5 | Nonsectarian |
| St Ignatius College Prep | 18.7 |
Regular elementary or secondary | 9-12 | 1356 | 15.4 | Roman Catholic |
| St Edward Central Catholic High School | 18.7 |
Regular elementary or secondary | 9-12 | 422 | 11.2 | Roman Catholic |
| Fox Valley Lutheran Academy | 18.7 |
Regular elementary or secondary | 9-12 | 20 | 3.9 | Lutheran Church - Missouri Synod |
| De La Salle Institute - West Campus | 18.8 |
Regular elementary or secondary | 9-12 | 436 | 18.5 | Roman Catholic |
| Hanna Sacks Bais Yaakov High School | 18.8 |
Regular elementary or secondary | 9-12 | 149 | 5.6 | Jewish |
| Lubavitch Girls High School | 19.1 |
Regular elementary or secondary | 9-12 | 64 | 3.0 | Jewish |
| Marist High School | 19.1 |
Regular elementary or secondary | 9-12 | 1809 | 19.3 | Roman Catholic |
| Ida Crown Jewish Academy | 19.3 |
Regular elementary or secondary | 9-12 | 280 | 6.7 | Jewish |
| Yeshivas Meor Hatorah Of Chicago | 19.4 |
Regular elementary or secondary | 8-11 | 44 | 4.0 | Jewish |
| Lubavitch Mesivta Of Chicago | 19.5 |
Regular elementary or secondary | 9-12 | 58 | 14.5 | Jewish |
| St Gregory High School | 19.9 |
Regular elementary or secondary | 9-12 | 178 | 10.0 | Roman Catholic |
| Cornerstone Academy | 20.0 |
Alternative/other | 9-12 | 30 | 6.5 | Roman Catholic |
| Mckinley Academy At Lakeside | 20.2 |
Alternative/other | 9-12 | 167 | 23.9 | Nonsectarian |
| The Day School | 20.2 |
Special education | 7-12 | 49 | 8.2 | Nonsectarian |
| Prologue Alternative High School | 20.3 |
Alternative/other | 9-12 | 198 | 13.8 | Nonsectarian |
| De La Salle Institute | 20.3 |
Regular elementary or secondary | 9-12 | 1197 | 17.2 | Roman Catholic |
| Leo Catholic High School | 20.3 |
Regular elementary or secondary | 9-12 | 244 | 14.7 | Roman Catholic |
| St Scholastica Academy | 20.4 |
Regular elementary or secondary | 9-12 | 209 | 7.2 | Roman Catholic |
| Loyola Academy | 20.6 |
Regular elementary or secondary | 9-12 | 2051 | 15.0 | Roman Catholic |
| Regina Dominican High School | 20.9 |
Regular elementary or secondary | 9-12 | 405 | 10.5 | Roman Catholic |
| Hales Franciscan High School | 21.4 |
Regular elementary or secondary | 9-12 | 176 | 10.3 | Roman Catholic |
| Gah Dillard Harris Educational Center | 21.6 |
Alternative/other | 8-12 | 40 | 8.2 | Nonsectarian |
| The Forum High School | 21.7 |
Special program emphasis | 12-12 | 4 | 4.0 | Nonsectarian |
| Banner Therapeutic Day School | 21.8 |
Special program emphasis | 7-12 | 75 | 9.4 | Nonsectarian |
| Joliet Catholic Academy | 22.1 |
Regular elementary or secondary | 9-12 | 857 | 17.1 | Roman Catholic |
| Chicagoland Jewish High School | 22.3 |
Regular elementary or secondary | 9-12 | 133 | 6.9 | Jewish |
| Mount Carmel High School | 22.6 |
Regular elementary or secondary | 9-12 | 901 | 15.8 | Roman Catholic |
| Beacon Therapeutic School | 22.6 |
Special education | 7-12 | 91 | 7.6 | Nonsectarian |
| Providence Catholic High School | 22.9 |
Regular elementary or secondary | 9-12 | 1102 | 19.8 | Roman Catholic |
| Sullivan Alternative House School | 23.7 |
Regular elementary or secondary | 9-12 | 167 | 6.0 | Nonsectarian |
| South Central Community Services | 24.2 |
Special education | 9-12 | 39 | 6.5 | Nonsectarian |
