| Placing | Athlete | Team | Preliminaries |
|---|---|---|---|
| 1 | Hamish Anderson | St Andrew's College | 24.97q |
| 2 | Kennedy Dee Jay | James Hargest High School | 25.17q |
| 3 | Jack Huston | Westlake Boys High School | 26.92q |
| -- | Zac Luxton | Ellesmere College | DNS |
| Placing | Athlete | Team | Preliminaries |
|---|---|---|---|
| 1 | Shaun McFarlane | Palmerston North Boys High Sch | 22.96q |
| 2 | David Bennett | Timaru Boys' High School | 23.68q |
| 3 | Hamish McCormick | Burnside High School | 24.04q |
| 4 | Toby Flett | Otago Boys High School | 25.23 |
| 5 | Oliver Johnson | St Kentigern College | 25.69 |
| 6 | Christos Michalis | Kristin School | 26.15 |
| -- | Alex Walker | Ellesmere College | DNS |
| Placing | Athlete | Team | Preliminaries |
|---|---|---|---|
| 1 | Ethen Ngawhare | Hastings Boys High School | 23.36q |
| 2 | Alex Emmerson | Otago Boys High School | 24.48q |
| 3 | Scott Paulin | Dunstan High School | 24.59q |
| 4 | Joseph Millar | Aquinas College | 24.60q |
| 5 | Peter Zeng | Christ's College | 24.90 |
| 6 | Sean Young | St Patrick's College (Kilbirni | 25.79 |
| 7 | Tin Trang | Rongotai College | 26.67 |
| Placing | Athlete | Team | Preliminaries |
|---|---|---|---|
| 1 | Tama Toki | Auckland Grammar School | 22.43q |
| 2 | Alex Jordan | Nayland College | 22.86q |
| 3 | Scott Walker | Christchurch Boys High School | 23.39q |
| 4 | Swanson Todd | James Hargest High School | 23.57q |
| 5 | Matt Wilson | Dunstan High School | 24.19q |
| 6 | Leslie Taylor | Otago Boys High School | 24.27q |
| 7 | Jon Mokomoko | Hornby High School | 24.77 |
| Placing | Athlete | Team | Preliminaries |
|---|---|---|---|
| 1 | Sam Robinson | St Patrick's College (Silverst | 23.46q |
| 2 | Johnson Winiata | Hastings Boys High School | 23.61q |
| 3 | Ben Paltridge | Kristin School | 24.08q |
| 4 | Mitchell Wood | Taupo Nui-a-tia College | 24.31q |
| 5 | Greg Jennings | Scots College | 24.79 |
| 6 | Darren Coyne | St Bede's College | 26.75 |
| -- | Nicholas Russell | Rosmini College | DNS |
| -- | Lucas Trevathen | Shirley Boys High School | DNS |
| Placing | Athlete | Team | Preliminaries |
|---|---|---|---|
| 1 | William Lentjes | Christchurch Boys High School | 23.56q |
| 2 | John Brooks | St Patrick's College (Kilbirni | 23.72q |
| 3 | Alex Singers | Pukekohe High School | 23.80q |
| 4 | William Simpson | Wairarapa College | 24.51q |
| 5 | Korey Zondag | Rongotai College | 24.88 |
| 6 | Matthew Wilson | Hastings Boys High School | 24.93 |
| 7 | Jaren Trepp | Palmerston North Boys High Sch | 25.48 |
| 8 | Sam Widdison | Westlake Boys High School | 26.45 |
| Placing | Athlete | Team | Quarter Finals |
|---|---|---|---|
| 1 | Tama Toki | Auckland Grammar School | 22.50q |
| 2 | Alex Jordan | Nayland College | 23.01q |
| 3 | Scott Walker | Christchurch Boys High School | 23.33q |
| 4 | Swanson Todd | James Hargest High School | 23.59q |
| 5 | Joseph Millar | Aquinas College | 24.22q |
| 6 | Hamish Anderson | St Andrew's College | 24.46 |
| 7 | Scott Paulin | Dunstan High School | 24.73 |
| -- | Jack Huston | Westlake Boys High School | DNS |
| Placing | Athlete | Team | Quarter Finals |
|---|---|---|---|
| 1 | Shaun McFarlane | Palmerston North Boys High Sch | 22.51q |
| 2 | William Lentjes | Christchurch Boys High School | 22.78q |
| 3 | Johnson Winiata | Hastings Boys High School | 23.92q |
| 4 | William Simpson | Wairarapa College | 24.10q |
| 5 | Alex Emmerson | Otago Boys High School | 24.23q |
| 6 | Alex Singers | Pukekohe High School | 24.29q |
| 7 | Matt Wilson | Dunstan High School | 24.55 |
| 8 | Kennedy Dee Jay | James Hargest High School | 25.43 |
| Placing | Athlete | Team | Quarter Finals |
|---|---|---|---|
| 1 | Ethen Ngawhare | Hastings Boys High School | 23.30q |
| 2 | Sam Robinson | St Patrick's College (Silverst | 23.35q |
| 3 | David Bennett | Timaru Boys' High School | 23.69q |
| 4 | John Brooks | St Patrick's College (Kilbirni | 23.76q |
| 5 | Hamish McCormick | Burnside High School | 23.85q |
| 6 | Ben Paltridge | Kristin School | 24.33 |
| 7 | Leslie Taylor | Otago Boys High School | 24.40 |
| 8 | Mitchell Wood | Taupo Nui-a-tia College | 24.53 |
| Placing | Athlete | Team | Semi Finals |
|---|---|---|---|
| 1 | Tama Toki | Auckland Grammar School | 23.07q |
| 2 | Alex Jordan | Nayland College | 23.27q |
| 3 | William Lentjes | Christchurch Boys High School | 23.39q |
| 4 | Johnson Winiata | Hastings Boys High School | 23.80q |
| 5 | David Bennett | Timaru Boys' High School | 23.94 |
| 6 | Hamish McCormick | Burnside High School | 23.98 |
| 7 | Alex Singers | Pukekohe High School | 24.13 |
| 8 | William Simpson | Wairarapa College | 24.22 |
| Placing | Athlete | Team | Semi Finals |
|---|---|---|---|
| 1 | Shaun McFarlane | Palmerston North Boys High Sch | 22.71q |
| 2 | Sam Robinson | St Patrick's College (Silverst | 23.15q |
| 3 | Scott Walker | Christchurch Boys High School | 23.44q |
| 4 | John Brooks | St Patrick's College (Kilbirni | 23.49q |
| 5 | Swanson Todd | James Hargest High School | 23.79 |
| 6 | Ethen Ngawhare | Hastings Boys High School | 23.90 |
| 7 | Joseph Millar | Aquinas College | 24.57 |
| 8 | Alex Emmerson | Otago Boys High School | 24.68 |
| Placing | Athlete | Team | Finals |
|---|---|---|---|
| 1 | Shaun McFarlane | Palmerston North Boys High Sch | 22.77 |
| 2 | Tama Toki | Auckland Grammar School | 22.97 |
| 3 | William Lentjes | Christchurch Boys High School | 23.28 |
| 4 | Sam Robinson | St Patrick's College (Silverst | 23.35 |
| 5 | Alex Jordan | Nayland College | 23.39 |
| 6 | Scott Walker | Christchurch Boys High School | 23.67 |
| 7 | John Brooks | St Patrick's College (Kilbirni | 23.87 |
| 8 | Johnson Winiata | Hastings Boys High School | 23.89 |