| School | Total |
|---|---|
| Seacoast Collegiate (Santa Rosa Beach) | 393 |
| Seacrest Country Day (Naples) | 86 |
| Sebastian River (Sebastian) | 1794 |
| Sebring | 1774 |
| SEED School (Miami Lakes) | 136 |
| Seffner Christian | 289 |
| Seminole (Sanford) | 3672 |
| Seminole (Seminole) | 1312 |
| Seminole Ridge (Westlake) | 2274 |
| Seven Rivers Christian (Lecanto) | 142 |
| Sheridan Hills Christian (Hollywood) | 159 |
| Shorecrest Prep (St. Petersburg) | 286 |
| Sickles (Tampa) | 2394 |
| SLAM (Boca Raton) | 560 |
| SLAM (Miami) | 1011 |
| SLAM (North Miami Beach) | 264 |
| SLAM (Tampa) | 284 |
| SLAM (West Palm Beach) | 317 |
| Sneads | 329 |
| Somerset Academy (Pembroke Pines) | 1883 |
| Somerset Academy (Wellington) | 126 |
| Somerset Academy Charter South Homestead | 444 |
| Somerset Canyons (Boynton Beach) | 1013 |
| Somerset Central Miramar | 277 |
| Somerset Charter (Silver Palms) | 967 |