| First Christian School | 0.0 |
Regular elementary or secondary | KG-12 | 12 | 4.0 | Baptist |
| Cornerstone Christian Academy | 7.4 |
Regular elementary or secondary | Pre-KG-12 | 281 | 13.2 | Christian (no specific denomination) |
| Camolot Schools-dekalb Campus | 12.0 |
Special education | KG-12 | 75 | 5.5 | Nonsectarian |
| Westminster Christian School | 15.3 |
Regular elementary or secondary | Pre-KG-12 | 484 | 11.3 | Presbyterian |
| Harvest Christian Academy | 18.4 |
Regular elementary or secondary | Pre-KG-10 | 457 | 12.4 | Christian (no specific denomination) |
| Rockford Iqra' School | 18.4 |
Regular elementary or secondary | Pre-KG-10 | 88 | 8.4 | Islamic |
| Rockford Christian Schools | 19.2 |
Regular elementary or secondary | Pre-KG-12 | 1074 | 16.6 | Christian (no specific denomination) |
| Larkin Center School | 20.2 |
Special education | 5-12 | 57 | 5.7 | Nonsectarian |
| The Einstein Academy | 20.3 |
Special program emphasis | Pre-KG-12 | 121 | 6.9 | Nonsectarian |
| Christian Life Schools | 20.9 |
Regular elementary or secondary | Pre-KG-12 | 825 | 10.6 | Assembly of God |
| Summit School | 21.1 |
Special education | 1-12 | 94 | 5.2 | Nonsectarian |
| North Love Christian | 22.4 |
Regular elementary or secondary | KG-12 | 203 | 12.2 | Baptist |
| Lutheran High And Jr High School | 22.5 |
Regular elementary or secondary | 6-12 | 668 | 19.1 | Lutheran Church - Missouri Synod |
| Bible Baptist Christian Academy | 22.6 |
Regular elementary or secondary | 3-10 | 4 | 4.0 | Baptist |
| Keith Country Day School | 22.9 |
Regular elementary or secondary | Pre-KG-12 | 318 | 5.2 | Nonsectarian |
| Madrasah Institute Of Islamic Education | 23.3 |
Regular elementary or secondary | 6-12 | 27 | 3.5 | Islamic |
| Walter Lawson Childrens Home | 24.0 |
Special education | Pre-KG-12 | 73 | 14.6 | Nonsectarian |
| Valeo Academy | 24.1 |
Regular elementary or secondary | KG-12 | 95 | 10.6 | Christian (no specific denomination) |
| Spectrum School | 24.3 |
Special program emphasis | Ungraded-Ungraded | 212 | 11.3 | Nonsectarian |
