| Placing | Athlete | Team | Preliminaries |
|---|---|---|---|
| 1 | Ryan Scaife | St Patrick's College (Silverst | 4:32.12q |
| 2 | Tim Morrison | Kavanagh College | 4:32.93q |
| 3 | Fergus Eglesfield | Rangiora High School | 4:33.43q |
| 4 | Max Press | St Patrick's College (Silverst | 4:33.66q |
| 5 | Andrew Kelly | Scots College | 4:34.06q |
| 6 | Nicholas Brokenshire | Sacred Heart College (Auckland | 4:34.28q |
| 7 | Thomas Boyd | Wellington College | 4:35.85 |
| 8 | Dylan Moxon | Pukekohe High School | 4:36.67 |
| 9 | Luke Gemmell | Wanganui Collegiate | 4:40.48 |
| 10 | Joe Matthews | Kings High School | 4:41.67 |
| 11 | Joseph Cantwell | Lincoln High School | 4:47.21 |
| 12 | Hamish Sandilands | St John College | 4:49.60 |
| 13 | Isaac Hay | Wellington College | 4:55.66 |
| 14 | James Riach | Bayfield High School | 6:01.81 |
| -- | Bailey Brandham | Otago Boys High School | DNS |
| Placing | Athlete | Team | Preliminaries |
|---|---|---|---|
| 1 | James Preston | Scots College | 4:27.34q |
| 2 | Jonathan Beresford | Wellington College | 4:28.50q |
| 3 | Blair Pennell | Hamilton Boys High School | 4:28.58q |
| 4 | Sean Eustace | Burnside High School | 4:28.68q |
| 5 | Michael Garland | Waimate High School | 4:29.31q |
| 6 | Louis Hogan | Wanganui High School | 4:30.31q |
| 7 | Jared Lautenslager | Garin College | 4:32.25q |
| 8 | Callum Stewart | Scots College | 4:34.67q |
| 9 | Chris Brokenshire | Sacred Heart College (Auckland | 4:39.66 |
| 10 | Sam Heslin | Sacred Heart College (Auckland | 4:41.66 |
| 11 | Liam Carson | St Patrick's College (Silverst | 4:52.65 |
| 12 | Cian O'Connell | Timaru Boys' High School | 4:55.86 |
| -- | Darnell Kalolo | Avondale College | DNF |
| Placing | Athlete | Team | Finals |
|---|---|---|---|
| 1 | Sean Eustace | Burnside High School | 4:09.66 |
| 2 | Tim Morrison | Kavanagh College | 4:13.84 |
| 3 | Blair Pennell | Hamilton Boys High School | 4:15.79 |
| 4 | Michael Garland | Waimate High School | 4:16.02 |
| 5 | James Preston | Scots College | 4:17.25 |
| 6 | Ryan Scaife | St Patrick's College (Silverst | 4:17.89 |
| 7 | Nicholas Brokenshire | Sacred Heart College (Auckland | 4:26.18 |
| 8 | Callum Stewart | Scots College | 4:26.42 |
| 9 | Jonathan Beresford | Wellington College | 4:28.04 |
| 10 | Fergus Eglesfield | Rangiora High School | 4:28.11 |
| 11 | Louis Hogan | Wanganui High School | 4:28.63 |
| 12 | Jared Lautenslager | Garin College | 4:29.26 |
| 13 | Max Press | St Patrick's College (Silverst | 4:32.90 |
| 14 | Andrew Kelly | Scots College | 4:38.35 |