| Placing | Athlete | Team | Finals |
|---|---|---|---|
| 1 | Martin Swart | Christchurch Boys High Sc | 39.93 |
| 2 | Sam Fitzgerald | Riccarton High School | 41.62 |
| 3 | Toby Martin | Christ's College | 43.91 |
| 4 | Eddy van der Pol | Christchurch Boys High Sc | 44.48 |
| 5 | Jackson Henry | Shirley Boys High School | 45.71 |
| 6 | Joshua Coard | Burnside High School | 49.59 |
| 7 | Blake Hoare | Burnside High School | 51.95 |