| The Winston School San Antonio | 3.2 |
218 | 70.6% | 24.3% | 1.4% | 0.5% | 3.2% |
| Atonement Academy | 3.9 |
452 | 97.3% | - | 0.7% | - | 2.0% |
| Castle Hills First Baptist School | 4.1 |
294 | 71.4% | 19.7% | 6.1% | 0.7% | 2.0% |
| Cornerstone Christian Schools | 4.2 |
512 | 43.0% | 47.5% | 9.0% | 0.2% | 0.4% |
| Scenic Hills Sda Christian School | 4.8 |
22 | - | 100.0% | - | - | - |
| Tmi-the Episcopal School Of Texas | 5.1 |
361 | 79.5% | 18.0% | 1.9% | 0.3% | 0.3% |
| Sendero Christian Academy | 5.7 |
326 | 10.1% | 80.1% | 9.2% | - | 0.6% |
| Children's House & Montessori School | 6.1 |
17 | 35.3% | 47.1% | 11.8% | - | 5.9% |
| River City Christian School | 6.1 |
104 | 64.4% | 29.8% | 4.8% | - | 1.0% |
| Christian Heritage Schools | 6.8 |
170 | 59.4% | 34.7% | 2.9% | - | 2.9% |
| Harvest Schools | 7.2 |
191 | 71.2% | 15.7% | 8.9% | 1.0% | 3.1% |
| Ewing Education Center | 7.4 |
16 | 56.2% | 37.5% | - | - | 6.2% |
| Holy Cross High School | 8.8 |
499 | - | - | 100.0% | - | - |
| Kriterion Montessori School | 9.5 |
120 | 63.3% | 10.8% | 13.3% | 2.5% | 10.0% |
| Keystone School | 9.6 |
419 | 59.7% | 21.5% | 3.8% | 0.2% | 14.8% |
| The Circle School | 10.2 |
26 | 50.0% | 26.9% | 7.7% | - | 15.4% |
| Sunnybrook Christian Academy | 10.3 |
151 | 13.2% | 83.4% | 2.0% | - | 1.3% |
| Christian Academy Of San Antonio | 10.4 |
557 | 5.2% | 89.9% | 4.5% | - | 0.4% |
| Providence High School | 10.8 |
344 | 15.1% | 77.6% | 5.5% | - | 1.7% |
| Rainbow Hills Baptist School | 11.1 |
228 | 32.9% | 60.1% | 5.3% | - | 1.8% |
| Trinity Christian Academy | 12.1 |
240 | 53.3% | 25.8% | 12.1% | - | 8.8% |
| Believers Academy | 12.8 |
149 | 66.4% | 16.1% | 9.4% | 0.7% | 7.4% |
| Gateway Christian School | 13.8 |
63 | 44.4% | 46.0% | 7.9% | - | 1.6% |
| Geneva School Of Boerne | 14.7 |
334 | 89.8% | 8.4% | 1.8% | - | - |
| Town East Christian School | 15.8 |
133 | 36.1% | 49.6% | 14.3% | - | - |
| First Baptist Academy Of Universal City | 17.0 |
350 | 84.3% | 10.0% | 4.9% | - | 0.9% |
| Bracken Christian School | 18.4 |
327 | 89.3% | 8.0% | 1.8% | - | 0.9% |
| Pipe Creek Christian School | 23.7 |
70 | 88.6% | 11.4% | - | - | - |
| Vanguard Christian Institute | 24.5 |
83 | 72.3% | 26.5% | - | 1.2% | - |
