149 FinalResults Boys 15 400m
| Place | Performance | Athlete | Team |
| 1 | 0:51.95 | NORTJE - QUEWIN | AFRIKAANS HOR SEUNS |
| 2 | 0:52.42 | OLIVIER - HENRU | KLERKSDORP |
| 3 | 0:54.19 | BREEDT - VICTOR | WATERKLOOF |
| 4 | 0:54.20 | PRETORIUS - FRANZ | RANDBURG |
| 5 | 0:55.08 | VAN WYK - DARREN | JEPPE BOYS HIGH |
| 6 | 0:55.10 | CRONJE - RUAN | NOORDHEUWEL |
| 7 | 0:55.14 | NEL - HEINRICH | ELDORAIGNE |
| 8 | 0:55.98 | OBERHOLZER - CHRISTIAN | ELDORAIGNE |
| 9 | 0:56.03 | GOUWS - KEAGHAN | HELPMEKAAR |
| 10 | 0:56.43 | KOTZE - GEORGE | POTCHEFSTROOM GIMNASIUM |
| 11 | 0:57.96 | NOBREGA - LUKE | SECUNDA |
| 12 | 0:58.02 | CLOETE - JAQUES | KEMPTON PARK |
| 13 | 0:58.58 | BEZUIDENHOUT - STIAAN | HTS JOHN VORSTER |
| 14 | 1:00.22 | VENTER - RUBEN | PRETORIA NOORD |
| 15 | 1:03.07 | STEENKAMP - ZANDER | AFRIKAANS HOR SEUNS |