| Placing | Athlete | Team | Preliminaries |
|---|---|---|---|
| 1 | Nikau McMurray | Motueka High School | 24.53q |
| 2 | Asher Pettengell-Brand | Christchurch Boys High School | 24.69q |
| 3 | Joesph Nash | Christ's College | 25.50q |
| 4 | Ollie MacKenzie | Taieri College | 25.81q |
| 5 | Corey Pope | Kings High School | 25.87q |
| 6 | Ryan Sherriff-Wardell | Opihi College | 27.13 |
| 7 | Hunter Wilson | Waitaki Boys' High School | 27.20 |
| Placing | Athlete | Team | Preliminaries |
|---|---|---|---|
| 1 | Luca Tracey | Christchurch Boys High School | 25.11q |
| 2 | Connor Troon | Shirley Boys High School | 25.29q |
| 3 | William Ryan | Otago Boys High School | 25.92q |
| 4 | George Smith | Christ's College | 25.98 |
| 5 | Tyler Metua | Kings High School | 26.54 |
| -- | Cody Murrell | Marlborough Boys College | DNS |
| Placing | Athlete | Team | Finals |
|---|---|---|---|
| 1 | Nikau McMurray | Motueka High School | 24.45 |
| 2 | Luca Tracey | Christchurch Boys High School | 24.69 |
| 3 | Asher Pettengell-Brand | Christchurch Boys High School | 24.72 |
| 4 | Joesph Nash | Christ's College | 25.21 |
| 5 | Ollie MacKenzie | Taieri College | 25.35 |
| 6 | Connor Troon | Shirley Boys High School | 25.60 |
| 7 | William Ryan | Otago Boys High School | 25.90 |
| -- | Corey Pope | Kings High School | DNS |