| Place | Performance | Athlete | Team |
| 1 | 44.07 | -: KUNENE - DAVID | CURRO HAZELDEAN |
| 2 | 45.59 | -: LE ROUX - MALAN | CENTURION HS |
| 3 | 47.17 | -: VAN ROOYEN - MARTIN | MIDSTREAM COLLEGE |
| 4 | 48.11 | -: TSHABALALA - NATHI | SUTHERLAND |
| 5 | 48.52 | -: VISSER - CJIAAN | DIE ANKER HS |
| 6 | 48.71 | -: EAGER - JAKE | CORNWALL HILL |
| 7 | -: BUTTON - DIVAN | RANDBURG | |
| 8 | -: SOLOMYAKE - BORIS | HELPMEKAAR KOLLEGE |