| Placing | Athlete | Team | Preliminaries |
|---|---|---|---|
| 1 | Hayden Donnelly | Palmerston North Boys High Sch | 2:04.08q |
| 2 | Derick Lotz | Christchurch Boys High School | 2:04.15q |
| 3 | Alister Perkinson | St Patrick's College (Silverst | 2:05.12q |
| 4 | Adam Zawadka | Rongotai College | 2:05.65q |
| 5 | Liam Phillips | St Pauls Collegiate (Hamilton) | 2:06.65 |
| 6 | Ryan Yerex | Taupo Nui-a-tia College | 2:07.35 |
| 7 | Lachlan McNie | Macleans College | 2:09.92 |
| Placing | Athlete | Team | Preliminaries |
|---|---|---|---|
| 1 | Jacob Wilkinson | Auckland Grammar School | 2:02.94q |
| 2 | David Morton | New Plymouth Boys High School | 2:03.35q |
| 3 | Jonathan Koh | St Peter's College (Auckland) | 2:03.86q |
| 4 | Reuben Skjellerup | St Patrick's College (Kilbirni | 2:04.26q |
| 5 | Emmanuel Cullingford | Fairfield College | 2:05.60 |
| 6 | Luke Makris | St John College | 2:07.17 |
| 7 | Hamish Stewart | Rongotai College | 2:07.32 |
| Placing | Athlete | Team | Preliminaries |
|---|---|---|---|
| 1 | Ben Anderson | Kings High School | 2:03.71q |
| 2 | Matt Murdoch | Hutt Valley High School | 2:03.79q |
| 3 | Asher Cook | Hamilton Boys High School | 2:03.85q |
| 4 | David Morton | St John College | 2:03.94q |
| 5 | Anthony Curry | Sacred Heart College (Auckland | 2:04.23q |
| 6 | Volkmar Noeske | Nelson College | 2:09.41 |
| 7 | Joshua Mac Donald | Nayland College | 2:15.50 |
| Placing | Athlete | Team | Preliminaries |
|---|---|---|---|
| 1 | Josh Tattley | Rangitoto College | 2:00.75q |
| 2 | Tom Hall | St Peter's School | 2:00.91q |
| 3 | Gus Rattray | Christ's College | 2:00.96q |
| 4 | William Riley | Auckland Grammar School | 2:01.02q |
| 5 | Ben Ford | Ashburton College | 2:01.10q |
| 6 | Joshua Curry | Longburn Adventist College | 2:03.13q |
| 7 | Luke O'Donnell | Hutt Valley High School | 2:04.38 |
| 8 | Andrew Stevenson | Timaru Boys' High School | 2:05.51 |
| Placing | Athlete | Team | Preliminaries |
|---|---|---|---|
| 1 | Michael Eggleton | St Pauls Collegiate (Hamilton) | 2:00.09q |
| 2 | Glen Ballam | Southland Boys High School | 2:00.56q |
| 3 | Simon Bunckenburg | Roncalli College | 2:01.59q |
| 4 | Daniel Hermann | Wanganui Collegiate | 2:02.61q |
| 5 | Nelson Smith | Rangitoto College | 2:03.43q |
| 6 | Joe Dixon | Nayland College | 2:06.67 |
| 7 | Le Roux Koorts | Westlake Boys High School | 2:16.00 |
| Placing | Athlete | Team | Semi Finals |
|---|---|---|---|
| 1 | Glen Ballam | Southland Boys High School | 1:56.13q |
| 2 | Tom Hall | St Peter's School | 1:57.28q |
| 3 | Michael Eggleton | St Pauls Collegiate (Hamilton) | 1:57.71q |
| 4 | Simon Bunckenburg | Roncalli College | 2:00.67 |
| 5 | Reuben Skjellerup | St Patrick's College (Kilbirni | 2:04.51 |
| 6 | David Morton | St John College | 2:06.13 |
| 7 | Asher Cook | Hamilton Boys High School | 2:11.50 |
| 8 | Anthony Curry | Sacred Heart College (Auckland | 2:14.58 |
| Placing | Athlete | Team | Semi Finals |
|---|---|---|---|
| 1 | Josh Tattley | Rangitoto College | 1:59.05q |
| 2 | Hayden Donnelly | Palmerston North Boys High Sch | 1:59.12q |
| 3 | Gus Rattray | Christ's College | 2:00.21q |
| 4 | Jonathan Koh | St Peter's College (Auckland) | 2:02.98 |
| 5 | Nelson Smith | Rangitoto College | 2:05.34 |
| 6 | Adam Zawadka | Rongotai College | 2:07.60 |
| -- | Daniel Hermann | Wanganui Collegiate | DQ |
| -- | David Morton | New Plymouth Boys High School | DNS |
| Placing | Athlete | Team | Semi Finals |
|---|---|---|---|
| 1 | William Riley | Auckland Grammar School | 2:02.33q |
| 2 | Joshua Curry | Longburn Adventist College | 2:02.86q |
| 3 | Derick Lotz | Christchurch Boys High School | 2:03.29 |
| 4 | Jacob Wilkinson | Auckland Grammar School | 2:03.30 |
| 5 | Ben Ford | Ashburton College | 2:03.73 |
| 6 | Ben Anderson | Kings High School | 2:05.71 |
| 7 | Alister Perkinson | St Patrick's College (Silverst | 2:06.04 |
| 8 | Matt Murdoch | Hutt Valley High School | 2:06.10 |
| Placing | Athlete | Team | Finals |
|---|---|---|---|
| 1 | Hayden Donnelly | Palmerston North Boys High Sch | 1:54.67 |
| 2 | Glen Ballam | Southland Boys High School | 1:55.43 |
| 3 | Michael Eggleton | St Pauls Collegiate (Hamilton) | 1:56.59 |
| 4 | Josh Tattley | Rangitoto College | 1:58.47 |
| 5 | William Riley | Auckland Grammar School | 1:59.41 |
| 6 | Gus Rattray | Christ's College | 1:59.59 |
| 7 | Tom Hall | St Peter's School | 2:00.47 |
| 8 | Joshua Curry | Longburn Adventist College | 2:05.94 |