| Place | Performance | Athlete | Team |
| 1 | 27.29 | q: SNYMAN - JOHNATHAN | MENLOPARK LAERSKOOL |
| 2 | 27.48 | q: DE SWARDT - ZANDER | LYNNWOOD LAERSKOOL |
| 3 | 27.72 | -: BOHMER - ALEX | SKUILKRANS LAERSKOOL |
| 4 | 27.86 | -: VAN DER MERWE - PIETER | ANTON VAN WOUW LAERSKOOL |
| 5 | 28.47 | -: VAN NIEKERK-TROMP - KAI | PRETORIA OOS LAERSKOOL |
| 6 | 28.92 | -: BREED - MARTHINUS | CONSTANTIAPARK LAERSKOOL |
| 7 | 30.41 | -: MOTLHAG - BOGOLO | PRETORIA CHINESE SKOOL |