| Placing | Athlete | Team | Preliminaries | Wind |
|---|---|---|---|---|
| 1 | Harrison Nash | Kings College | 38.02 | |
| 2 | Max Carson | Glendowie College | 35.11 | |
| 3 | Bronson Timu-Stowers | Otahuhu College | 32.19 | |
| 4 | Zac Tuatara | Henderson High School | 26.64 | |
| 5 | Pita Paraha | Penrose High School | 26.10 | |
| 6 | Luke Ioane | Avondale College | 25.06 | |
| 7 | Mason Lino | Avondale College | 21.33 | |
| 8 | Andrew Singh | Mt Albert Grammar | 21.00 | |
| 9 | Fletcher Harnish | St Kentigern College | 17.27 | |
| 10 | Isaac Laka | Avondale College | 16.80 | |
| -- | Kenyon McCafferty | Auckland Grammar School | F |