| Place | Performance | Athlete | Team |
| 1 | 0:50.36 | MOLEFE - MOLEFE | WILDEKLAWER INVITATIONAL |
| 2 | 0:51.75 | SAMPSON - MATTHEW | ELDORAIGNE HORSKOOL GROEN |
| 3 | 0:52.45 | KELBRICK - DANIEL | HELPMEKAAR GEEL UITNODIGINGSPAN |
| 4 | 0:52.62 | DE KOKER - JERNEILIO | TUKSSPORT HIGH SCHOOL BLUE |
| 5 | 0:53.14 | PHIRI - RONALD | PRETORIA BOYS HIGH RED |
| 6 | 0:53.55 | NAGEL - NASHWIN | TOM NAUDE HTS |
| 7 | 0:53.62 | MURABI - TSHIFIWA | SUTHERLAND HIGH SCHOOL |
| 8 | 0:53.85 | VELDMAN - REINDER | WILDEKLAWER INVITATIONAL |
| 9 | 0:54.51 | MORITI - KGOPOTSO | WILDEKLAWER INVITATIONAL |
| 10 | 0:54.65 | ZIMMERMANN - DILLON | WILDEKLAWER INVITATIONAL |
| 11 | 0:55.13 | VAN SCHALKWYK - EVAN | WILDEKLAWER INVITATIONAL |
| 12 | 0:55.41 | VAN VUUREN - DAYLEN | HTS WITBANK |
| 13 | 0:56.35 | MABELEBELE - BOITUMELO | TOM NAUDE HTS |
| 14 | 0:56.76 | LOTZ - ETHAN | MARANATHA CHRISTIAN SCHOOL |
| 15 | 0:58.66 | QOLESA - NJABULO | PRESTIGE COLLEGE C |
| 16 | 0:59.12 | MLAMBO - DANIEL | REDDFORD HOUSE THE HILLS |
| 17 | 0:59.20 | BOTHLOKWA - PELLE | HANS MOORE HORSKOOL |
| 18 | 1:06.30 | RAMONOTSI - ISSA | SOUTHDOWN COLLEGE |