| Placing | Athlete | Team | Preliminaries |
|---|---|---|---|
| 1 | Alex Morreau | Auckland Grammar School | 2:06.38q |
| 2 | Nick Hornblow | Sacred Heart College Auck | 2:06.44q |
| 3 | Tannock Blair | Burnside High School | 2:06.46q |
| 4 | William Wallace | Nelson College | 2:06.59q |
| 5 | Wilson Mitchell | John McGlashan College | 2:07.01 |
| 6 | Oscar Gray | Hamilton Boys High School | 2:08.49 |
| 7 | Aleks Dabek | St Peter's College Auckland | 2:13.20 |
| Placing | Athlete | Team | Preliminaries |
|---|---|---|---|
| 1 | Josh Browne | Christ's College | 2:00.50q |
| 2 | Harry Ewing | St Peter's School Camb | 2:00.81q |
| 3 | Adam Chamberlain | Timaru Boy's High School | 2:00.86q |
| 4 | Tom Moulai | St Bede's College | 2:01.01q |
| 5 | Jonny Beaver | Te Awamutu College | 2:01.31q |
| 6 | Ethan Vaughan | Pukekohe High School | 2:05.66 |
| 7 | Aizac MacKenzie | Rongotai College | 2:12.20 |
| Placing | Athlete | Team | Preliminaries |
|---|---|---|---|
| 1 | Joshua Ledger | Wanganui Collegiate | 2:03.52q |
| 2 | Matthew Manning | St Kentigern College | 2:04.59q |
| 3 | Hunter McKenzie | Christ's College | 2:05.23q |
| 4 | Jordan Reardon | Cullinane College | 2:06.59q |
| 5 | Finn Myles | Hamilton Boys High School | 2:08.03 |
| 6 | Joe Allison | John McGlashan College | 2:08.69 |
| 7 | Thomas Aston Brien | St Peter's School Camb | 2:19.74 |
| Placing | Athlete | Team | Preliminaries |
|---|---|---|---|
| 1 | Daniel Hintz | Tauranga Boys College | 2:03.89q |
| 2 | Jacques Harsveld | Rangitoto College | 2:04.13q |
| 3 | Joshua Barry | Nelson College | 2:04.24q |
| 4 | Jack Armstrong | Sacred Heart College Auck | 2:04.69q |
| 5 | Faiyeung Szeto | Wellington College | 2:05.18q |
| 6 | Adam Rundle | Takapuna Grammar School | 2:05.40q |
| 7 | Malte Peick | Rongotai College | 2:13.13 |
| Placing | Athlete | Team | Preliminaries |
|---|---|---|---|
| 1 | Michael Dawson | Auckland Grammar School | 2:03.97q |
| 2 | Cameron Swales | Hamilton Boys High School | 2:04.09q |
| 3 | Ryan Scaife | St Patricks College Silverstr | 2:04.18q |
| 4 | Riley Culver | Wanganui High School | 2:04.30q |
| 5 | Mathew Arand | St Patricks College Kilbirnie | 2:04.38q |
| 6 | Daniel McLeod | Wanganui Collegiate | 2:05.62 |
| 7 | Hamish Ware | Wellington College | 2:06.81 |
| Placing | Athlete | Team | Semi Finals |
|---|---|---|---|
| 1 | Michael Dawson | Auckland Grammar School | 1:55.86q |
| 2 | Tannock Blair | Burnside High School | 1:55.96q |
| 3 | Matthew Manning | St Kentigern College | 1:56.09q |
| 4 | Daniel Hintz | Tauranga Boys College | 1:56.81 |
| 5 | Tom Moulai | St Bede's College | 1:58.79 |
| 6 | Mathew Arand | St Patricks College Kilbirnie | 2:00.50 |
| 7 | Jonny Beaver | Te Awamutu College | 2:03.30 |
| 8 | Nick Hornblow | Sacred Heart College Auck | 2:05.32 |
| Placing | Athlete | Team | Semi Finals |
|---|---|---|---|
| 1 | Joshua Ledger | Wanganui Collegiate | 1:56.84q |
| 2 | Jacques Harsveld | Rangitoto College | 1:57.60q |
| 3 | Alex Morreau | Auckland Grammar School | 1:58.84 |
| 4 | Adam Chamberlain | Timaru Boy's High School | 2:04.40 |
| 5 | Riley Culver | Wanganui High School | 2:04.67 |
| 6 | Faiyeung Szeto | Wellington College | 2:04.77 |
| 7 | Hunter McKenzie | Christ's College | 2:07.83 |
| 8 | Jordan Reardon | Cullinane College | 2:13.71 |
| Placing | Athlete | Team | Semi Finals |
|---|---|---|---|
| 1 | Josh Browne | Christ's College | 1:55.68q |
| 2 | Harry Ewing | St Peter's School Camb | 1:55.87q |
| 3 | Joshua Barry | Nelson College | 1:56.18q |
| 4 | Cameron Swales | Hamilton Boys High School | 1:58.39 |
| 5 | Ryan Scaife | St Patricks College Silverstr | 2:01.93 |
| 6 | William Wallace | Nelson College | 2:02.58 |
| 7 | Adam Rundle | Takapuna Grammar School | 2:03.52 |
| 8 | Jack Armstrong | Sacred Heart College Auck | 2:05.91 |
| Placing | Athlete | Team | Finals |
|---|---|---|---|
| 1 | Michael Dawson | Auckland Grammar School | 1:54.18 |
| 2 | Josh Browne | Christ's College | 1:54.75 |
| 3 | Harry Ewing | St Peter's School Camb | 1:55.42 |
| 4 | Joshua Ledger | Wanganui Collegiate | 1:55.59 |
| 5 | Joshua Barry | Nelson College | 1:55.69 |
| 6 | Tannock Blair | Burnside High School | 1:56.49 |
| 7 | Jacques Harsveld | Rangitoto College | 2:02.22 |
| -- | Matthew Manning | St Kentigern College | DNF |