| Placing | Athlete | Team | Preliminaries |
|---|---|---|---|
| 1 | Ryan Sutherland | Burnside High School | 2:03.55q |
| 2 | Oliver O'Leary | Wanganui Collegiate | 2:05.29q |
| 3 | George Cory-Wright | Kings College | 2:05.73q |
| 4 | William Riddell | Hamilton Boys High School | 2:07.67q |
| 5 | Will Banks | St Bede's College | 2:10.58 |
| 6 | Stanton Renwicks | St Patricks College Silverstr | 2:11.93 |
| 7 | Ben (George) Moore | Rangitoto College | 2:12.52 |
| 8 | Ethan Kerins | St John College | 2:27.55 |
| Placing | Athlete | Team | Preliminaries |
|---|---|---|---|
| 1 | Bailey Gebbie | Timaru Boy's High School | 2:08.40q |
| 2 | Harrison Porritt | Palmerston North Boys High Sch | 2:08.65q |
| 3 | Benjamin Prince | St Peter's School Camb | 2:09.70q |
| 4 | Patrick Dowd | St Paul's Collegiate Ham | 2:13.82 |
| 5 | William Adams | St Patricks College Silverstr | 2:15.44 |
| 6 | Maui Tatam | Cook Islands | 2:22.01 |
| -- | Euan Coates | Christchurch Boys High School | DQ |
| Placing | Athlete | Team | Preliminaries |
|---|---|---|---|
| 1 | Ben Allan | Nelson College | 2:12.08q |
| 2 | Nathan Cochrane | Christchurch Boys High School | 2:12.10q |
| 3 | Michael Poa | St Patricks College Silverstr | 2:12.25q |
| 4 | Cameron Morgan | Wellington High School | 2:12.31 |
| 5 | Kane Elms | St John College | 2:12.82 |
| 6 | Callan Rothmets | Wellington College | 2:14.29 |
| 7 | Corey Davis | Avondale College | 2:25.39 |
| 8 | Smith Samuel | St Peter's School Camb | 2:32.27 |
| Placing | Athlete | Team | Preliminaries |
|---|---|---|---|
| 1 | Gerard Hickey | Rathkeale College/Trinity Sen | 2:05.68q |
| 2 | Patrick White | Wellington College | 2:05.87q |
| 3 | Jacob Bryan | Motueka High School | 2:05.93 |
| 3 | Andrew Ledger | Hutt International Boys School | 2:05.93q |
| 5 | Daniel Trenberth | Burnside High School | 2:06.84q |
| 6 | Alex Langley | Taradale High School | 2:07.79q |
| 7 | Jayden Gozdz | Hamilton Boys High School | 2:14.95 |
| 8 | Jahream Bula | Avondale College | 2:44.50 |
| Placing | Athlete | Team | Semi Finals |
|---|---|---|---|
| 1 | George Cory-Wright | Kings College | 2:06.98q |
| 2 | Oliver O'Leary | Wanganui Collegiate | 2:07.52q |
| 3 | Ryan Sutherland | Burnside High School | 2:07.69q |
| 4 | Benjamin Prince | St Peter's School Camb | 2:07.70q |
| 5 | Ben Allan | Nelson College | 2:10.48q |
| 6 | Nathan Cochrane | Christchurch Boys High School | 2:12.19 |
| 7 | Alex Langley | Taradale High School | 2:18.62 |
| 8 | Michael Poa | St Patricks College Silverstr | 2:23.73 |
| Placing | Athlete | Team | Semi Finals |
|---|---|---|---|
| 1 | Harrison Porritt | Palmerston North Boys High Sch | 2:14.98q |
| 2 | Patrick White | Wellington College | 2:15.32q |
| 3 | Gerard Hickey | Rathkeale College/Trinity Sen | 2:15.66q |
| 4 | Bailey Gebbie | Timaru Boy's High School | 2:15.79 |
| 5 | Andrew Ledger | Hutt International Boys School | 2:16.06 |
| 6 | William Riddell | Hamilton Boys High School | 2:18.78 |
| 7 | Daniel Trenberth | Burnside High School | 2:23.24 |
| Placing | Athlete | Team | Finals |
|---|---|---|---|
| 1 | Harrison Porritt | Palmerston North Boys High Sch | 1:59.24 |
| 2 | Oliver O'Leary | Wanganui Collegiate | 2:02.13 |
| 3 | Benjamin Prince | St Peter's School Camb | 2:02.40 |
| 4 | George Cory-Wright | Kings College | 2:03.45 |
| 5 | Patrick White | Wellington College | 2:04.16 |
| 6 | Ryan Sutherland | Burnside High School | 2:04.75 |
| 7 | Ben Allan | Nelson College | 2:05.81 |
| 8 | Gerard Hickey | Rathkeale College/Trinity Sen | 2:06.35 |