| Placing | Athlete | Team | Preliminaries |
|---|---|---|---|
| 1 | Brenton Connell | Mt Hutt College | 23.59q |
| 2 | Matthew Jordan | Lincoln High School | 23.65q |
| 3 | Tim Wilkinson | Otago Boys High School | 24.13q |
| 4 | Matthew Thatcher | Christchurch Boys High School | 24.45q |
| 5 | Tyler Rogers | Ashburton College | 25.20 |
| Placing | Athlete | Team | Preliminaries |
|---|---|---|---|
| 1 | David Ambler | Christchurch Boys High School | 23.33q |
| 2 | Daniel O'Shea | Verdon College | 23.56q |
| 3 | Leon Matahaere | Bayfield High School | 23.69q |
| 4 | Alistar May | Taieri College | 23.70q |
| 5 | Florian Gross | Roncalli College | 24.54 |
| Placing | Athlete | Team | Finals |
|---|---|---|---|
| 1 | David Ambler | Christchurch Boys High School | 22.90 |
| 2 | Daniel O'Shea | Verdon College | 23.11 |
| 3 | Brenton Connell | Mt Hutt College | 23.44 |
| 4 | Matthew Jordan | Lincoln High School | 23.73 |
| 5 | Leon Matahaere | Bayfield High School | 23.77 |
| 6 | Alistar May | Taieri College | 24.03 |
| 7 | Tim Wilkinson | Otago Boys High School | 24.11 |
| 8 | Matthew Thatcher | Christchurch Boys High School | 24.63 |