| Place | Performance | Athlete | Team |
| 1 | 11.42 | q: TULLOCH - JAYDEN | CONSTANTIAPARK LAERSKOOL |
| 2 | 11.49 | q: WIESE - KIAN | ELARDUSPARK LAERSKOOL |
| 3 | 11.66 | q: NEL - FRANCO | GARSFONTEIN LAERSKOOL |
| 4 | 11.74 | q: NELL - JOSHUA | MENLOPARK LAERSKOOL |
| 5 | 11.77 | -: DE BRUIN - NEILEN | MONUMENTPARK LAERSKOOL |
| 6 | 11.98 | -: DEKKER - JAKOB | PRETORIA OOS LAERSKOOL |