| Christian Liberty Academy | 2.4 |
Regular elementary or secondary | Pre-KG-12 | 721 | 14.7 | Calvinist |
| J Slowacki School | 3.3 |
Regular elementary or secondary | Pre-KG-11 | 509 | 40.7 | Roman Catholic |
| Centerview Therapeutic School | 6.1 |
Special education | Ungraded-Ungraded | 15 | 3.8 | Nonsectarian |
| Brentwood Baptist Christian Academy | 6.2 |
Regular elementary or secondary | 1-12 | 72 | 5.1 | Baptist |
| Keshet Day School | 6.4 |
Special education | Ungraded-Ungraded | 41 | 5.9 | Jewish |
| Metropolitan Preparatory Schools | 7.1 |
Special education | KG-12 | 115 | 6.4 | Nonsectarian |
| The Willows Academy | 7.1 |
Regular elementary or secondary | 6-12 | 223 | 9.5 | Roman Catholic |
| The Camelot School | 7.4 |
Special education | 2-12 | 72 | 7.2 | Nonsectarian |
| Science & Arts Academy | 7.7 |
Special program emphasis | Ungraded-Ungraded | 221 | 5.8 | Nonsectarian |
| Schaumburg Christian School | 8.1 |
Regular elementary or secondary | Pre-KG-12 | 1037 | 13.6 | Baptist |
| Cove School | 8.9 |
Special education | 1-12 | 112 | 5.3 | Nonsectarian |
| Northridge Preparatory School | 9.3 |
Regular elementary or secondary | 6-12 | 283 | 13.4 | Roman Catholic |
| Jeanine Schultz Memorial School | 9.4 |
Special education | Ungraded-Ungraded | 15 | 5.0 | Nonsectarian |
| Montessori Children's House Of North Barrington | 9.4 |
Montessori | Ungraded-Ungraded | 56 | 11.2 | Nonsectarian |
| Child S Voice School | 9.7 |
Special education | Ungraded-Ungraded | 42 | 3.2 | Nonsectarian |
| St Bernadette's School For Special Children | 10.6 |
Special education | Pre-KG-12 | 13 | 1.4 | Roman Catholic |
| Montessori School Of Lake Forest | 11.0 |
Montessori | Ungraded-Ungraded | 198 | 16.5 | Nonsectarian |
| Arlyn Day School | 12.1 |
Special education | 5-12 | 37 | 5.7 | Nonsectarian |
| Norwood Park Christian School | 12.3 |
Regular elementary or secondary | Pre-KG-12 | 131 | 6.9 | Christian (no specific denomination) |
| Marklund Day School | 12.5 |
Special education | Ungraded-Ungraded | 21 | 10.5 | Nonsectarian |
| Lutherbrook Academy | 12.9 |
Special education | 2-12 | 76 | 9.5 | Lutheran Church - Missouri Synod |
| Valeo Academy | 13.0 |
Regular elementary or secondary | KG-12 | 95 | 10.6 | Christian (no specific denomination) |
| North Shore Country Day School | 13.0 |
Regular elementary or secondary | KG-12 | 490 | 6.4 | Nonsectarian |
| Bible Baptist Christian Academy | 14.0 |
Regular elementary or secondary | 3-10 | 4 | 4.0 | Baptist |
| Clare Woods Academy | 14.3 |
Special education | Ungraded-Ungraded | 109 | 5.2 | Nonsectarian |
| New Horizon Center | 14.7 |
Special education | Ungraded-Ungraded | 69 | 6.9 | Nonsectarian |
| Parkview Baptist Academy | 15.1 |
Regular elementary or secondary | KG-11 | 68 | 9.3 | Baptist |
| Westlake Christian Academy | 15.3 |
Regular elementary or secondary | Pre-KG-12 | 153 | 6.9 | Christian (no specific denomination) |
| Madrasah Institute Of Islamic Education | 15.6 |
Regular elementary or secondary | 6-12 | 27 | 3.5 | Islamic |
| Summit School | 16.0 |
Special education | 1-12 | 94 | 5.2 | Nonsectarian |
| Roycemore School | 16.1 |
Regular elementary or secondary | Pre-KG-12 | 233 | 8.5 | Nonsectarian |
| Montessori Academy Of Glen Ellyn | 16.5 |
Montessori | Ungraded-Ungraded | 110 | 42.3 | Nonsectarian |
| The Einstein Academy | 16.8 |
Special program emphasis | Pre-KG-12 | 121 | 6.9 | Nonsectarian |
| Stuart G Ferst School | 17.0 |
Special education | Ungraded-Ungraded | 74 | 7.4 | Nonsectarian |
| College Preparatry School Of America | 17.3 |
Regular elementary or secondary | Pre-KG-12 | 430 | 13.8 | Nonsectarian |
| Eagles Wings Urban Academy | 17.3 |
Regular elementary or secondary | Pre-KG-12 | 79 | 9.8 | Christian (no specific denomination) |
| True Vine Christian Academy | 17.5 |
Regular elementary or secondary | Pre-KG-12 | 35 | 5.8 | Pentecostal |
| North Shore Sda Jr Academy | 17.6 |
Regular elementary or secondary | Pre-KG-10 | 99 | 13.4 | Seventh-Day Adventist |
| Islamic Foundation School | 17.7 |
Regular elementary or secondary | Pre-KG-12 | 656 | 14.4 | Islamic |
| Pactt Learning Center | 17.8 |
Special education | Ungraded-Ungraded | 24 | 8.0 | Nonsectarian |
| Lawrence Hall Youth Services | 17.9 |
Special education | 4-12 | 95 | 9.5 | Nonsectarian |
| Chicago Waldorf School | 18.3 |
Special program emphasis | Pre-KG-12 | 292 | 6.8 | Nonsectarian |
| Larkin Center School | 18.6 |
Special education | 5-12 | 57 | 5.7 | Nonsectarian |
| Ravenswood Baptist Christian School | 19.0 |
Regular elementary or secondary | Pre-KG-12 | 112 | 7.2 | Baptist |
| Harvest Christian Academy | 19.1 |
Regular elementary or secondary | Pre-KG-10 | 457 | 12.4 | Christian (no specific denomination) |
| Chicago International Academy | 19.5 |
Regular elementary or secondary | KG-11 | 95 | 19.0 | Baptist |
| Academy Of Scholastic Achievement | 20.7 |
Alternative/other | Ungraded-Ungraded | 200 | 25.0 | Nonsectarian |
| Allendale School | 20.8 |
Special education | 2-12 | 243 | 7.2 | Nonsectarian |
| Lake County Baptist School | 21.0 |
Regular elementary or secondary | KG-12 | 168 | 12.5 | Baptist |
| Uhlich Academy | 21.0 |
Special education | 2-12 | 103 | 6.1 | Church of Christ |
| Fox Valley Christian School | 21.1 |
Regular elementary or secondary | 2-12 | 15 | 7.5 | Baptist |
| Josephinum Middle And High School | 21.2 |
Regular elementary or secondary | 6-12 | 134 | 6.9 | Roman Catholic |
| Providence-st Mel School | 21.6 |
Regular elementary or secondary | KG-12 | 584 | 13.2 | Christian (no specific denomination) |
| Westminster Christian School | 21.8 |
Regular elementary or secondary | Pre-KG-12 | 484 | 11.3 | Presbyterian |
| Hinsdale Adventist Academy | 22.0 |
Regular elementary or secondary | Pre-KG-12 | 216 | 12.0 | Seventh-Day Adventist |
| French American School Of Chicago | 22.0 |
Special program emphasis | KG-12 | 82 | 20.5 | Nonsectarian |
| British School Of Chicago | 22.6 |
Regular elementary or secondary | Ungraded-Ungraded | 380 | 7.6 | Nonsectarian |
| Esperanza School | 22.6 |
Special education | Ungraded-Ungraded | 53 | 8.8 | Nonsectarian |
| The Latin School Of Chicago | 23.1 |
Regular elementary or secondary | Pre-KG-12 | 1042 | 7.6 | Nonsectarian |
| The Chicago Lighthouse Development Center | 23.7 |
Special education | Ungraded-Ungraded | 32 | 4.5 | Nonsectarian |
| Carmel Montessori Academy And Children's House | 23.7 |
Montessori | Ungraded-Ungraded | 51 | 5.0 | Nonsectarian |
| The Power Think Academy | 24.4 |
Regular elementary or secondary | 1-12 | 10 | 5.0 | Nonsectarian |
| Zion Christian School | 24.5 |
Regular elementary or secondary | Pre-KG-11 | 22 | 5.5 | Baptist |
| Acacia Academy | 24.6 |
Special education | Pre-KG-12 | 101 | 7.2 | Nonsectarian |
