| Placing | Athlete | Team | Preliminaries |
|---|---|---|---|
| 1 | Mathew Kane | Central Southland College | 25.08q |
| 2 | Michael Peterson | James Hargest High School | 25.58q |
| 3 | Tamati Wilson | Central Southland College | 25.67q |
| 4 | Logan McLean | Tuatapere Community College | 25.74q |
| 5 | Mark Evans | James Hargest High School | 26.34 |
| 6 | Harley Harris McRae | Aparima College | 26.58 |
| Placing | Athlete | Team | Preliminaries |
|---|---|---|---|
| 1 | Joseph Kelso | Gore High School | 24.46 |
| 2 | Dylan Lovett | James Hargest High School | 24.79q |
| 3 | Ben Lindsay-Smellie | Southland Boys High School | 25.12q |
| 4 | Nathan Frisby | Southland Boys High School | 25.35q |
| 5 | Campbell Dyer | Central Southland College | 26.82 |
| Placing | Athlete | Team | Finals |
|---|---|---|---|
| 1 | Dylan Lovett | James Hargest High School | 24.86 |
| 2 | Ben Lindsay-Smellie | Southland Boys High School | 25.26 |
| 3 | Mathew Kane | Central Southland College | 25.54 |
| 4 | Nathan Frisby | Southland Boys High School | 25.73 |
| 5 | Tamati Wilson | Central Southland College | 25.81 |
| 6 | Michael Peterson | James Hargest High School | 26.91 |
| -- | Logan McLean | Tuatapere Community College | SCR |