| Placing | Athlete | Team | Preliminaries |
|---|---|---|---|
| 1 | Dylan Ferreira | Westlake Boys High School | 24.29q |
| 2 | Irfan Ali | Long Bay College | 25.28q |
| 3 | Fraser Bond | Wentworth College | 26.60 |
| -- | Andrew Fluker | Orewa College | DNS |
| -- | Alex Wells-Green | Kristin School | DNS |
| Placing | Athlete | Team | Preliminaries |
|---|---|---|---|
| 1 | Ben Paltridge | Kristin School | 24.61q |
| 2 | Nikora Royal | Long Bay College | 25.64q |
| 3 | Tom Marshall | Whangaparaoa College | 26.58 |
| 4 | Wade Marsch | Glenfield College | 28.31 |
| -- | Tim Neville | Kingsway School | DNS |
| Placing | Athlete | Team | Preliminaries |
|---|---|---|---|
| 1 | David Fransen | Orewa College | 24.82q |
| 2 | James Masefield | Whangaparaoa College | 26.40q |
| 3 | Michael Bracken | Wentworth College | 26.53q |
| 4 | Craig Rampersadh | Glenfield College | 28.77 |
| -- | Werner Oosthuizen | Kingsway School | DNS |
| -- | Frazer Wickes | Westlake Boys High School | DNS |
| Placing | Athlete | Team | Finals |
|---|---|---|---|
| 1 | Ben Paltridge | Kristin School | 23.87 |
| 2 | Dylan Ferreira | Westlake Boys High School | 24.21 |
| 3 | David Fransen | Orewa College | 24.70 |
| 4 | Irfan Ali | Long Bay College | 24.85 |
| 5 | Nikora Royal | Long Bay College | 25.45 |
| 6 | James Masefield | Whangaparaoa College | 25.72 |
| -- | Michael Bracken | Wentworth College | DNS |