| Place | Performance | Athlete | Team |
| 1 | 42.11 | -: MABHUDE - CAIROL | RANDBURG |
| 2 | 42.14 | -: HUMAN - HERNU | KLERKSDORP HS |
| 3 | 42.65 | -: SCHEEPERS - ESTIAAN | MIDSTREAM COLLEGE |
| 4 | 43.14 | -: COETZEE - TRISTAN | DIE ANKER HS |
| 5 | 47.90 | -: THOMAS - SKYLER | HTS WITBANK |
| 6 | -: TONKIN - FRANCOIS | HELPMEKAAR KOLLEGE | |
| 7 | -: MDANDALAZA - SAKHE | CURRO HAZELDEAN |