| Placing | Athlete | Team | Preliminaries |
|---|---|---|---|
| 1 | Brandon Spencer | Southland Boys High School | 12.51q |
| 2 | Liam McDermott | Central Southland College | 12.92q |
| 3 | Caine Hopcroft | Northern Southland College | 13.08q |
| 4 | Ben Speden | St Peter's College (Gore) | 13.15q |
| -- | Te Ate Jackson | Southland Boys High School | DNS |
| Placing | Athlete | Team | Preliminaries |
|---|---|---|---|
| 1 | Blair Matheson | Gore High School | 12.24q |
| 2 | James Harvey | Wakatipu High School | 12.52q |
| 3 | Campbell Edwards | James Hargest High School | 13.09q |
| 4 | Sam Keenan | St Peter's College (Gore) | 13.20q |
| 5 | Kevin McDowell | Verdon College | 13.29 |
| -- | Morgan Collier | Southland Boys High School | DNS |
| Placing | Athlete | Team | Finals |
|---|---|---|---|
| 1 | Brandon Spencer | Southland Boys High School | 11.90 |
| 2 | Blair Matheson | Gore High School | 12.23 |
| 3 | James Harvey | Wakatipu High School | 12.39 |
| 4 | Campbell Edwards | James Hargest High School | 12.61 |
| 5 | Ben Speden | St Peter's College (Gore) | 12.73 |
| 6 | Liam McDermott | Central Southland College | 12.77 |
| 7 | Caine Hopcroft | Northern Southland College | 12.97 |
| 8 | Sam Keenan | St Peter's College (Gore) | 12.98 |