| Placing | Athlete | Team | Preliminaries |
|---|---|---|---|
| 1 | Liam Mulcahy | Lincoln High School | 12.65q |
| 2 | Keegan Fisher | Nelson College | 13.03q |
| 3 | George Letham | St Andrew's College | 13.52q |
| 4 | Josh McKay | Christchurch Boys High School | 13.86q |
| 5 | David Cromb | Maniototo Area School | 14.49q |
| 6 | Aston Wilson | Bayfield High School | 15.67 |
| 7 | Jonathan Rush | Roncalli College | 15.80 |
| Placing | Athlete | Team | Preliminaries |
|---|---|---|---|
| 1 | Matt Prest | Burnside High School | 13.25q |
| 2 | James Fleming | Christ's College | 13.45q |
| 3 | Liam Finnie | Otago Boys High School | 13.76q |
| 4 | Mac Basford | Timaru Boys' High School | 15.52 |
| 5 | Mitchell Kelly | Otago Boys High School | 17.58 |
| -- | Ross Hully | Cashmere High School | DNS |
| Placing | Athlete | Team | Finals |
|---|---|---|---|
| 1 | Liam Mulcahy | Lincoln High School | 12.45 |
| 2 | James Fleming | Christ's College | 12.96 |
| 3 | Matt Prest | Burnside High School | 13.26 |
| 4 | Liam Finnie | Otago Boys High School | 13.50 |
| 5 | George Letham | St Andrew's College | 13.64 |
| 6 | Josh McKay | Christchurch Boys High School | 14.16 |
| 7 | David Cromb | Maniototo Area School | 14.28 |
| -- | Keegan Fisher | Nelson College | DQ |