| Placing | Athlete | Team | Preliminaries |
|---|---|---|---|
| 1 | Scott Bridgman | Burnside High School | 2:16.22q |
| 2 | Matt Cantwell | Riccarton High School | 2:20.04q |
| 3 | Sam Doyle | Shirley Boys High School | 2:21.38q |
| 4 | Rhett Moore | Papanui High School | 2:22.52q |
| 5 | Sam Lentjes | St Bede's College | 2:26.40q |
| 6 | Tim Warner | Mairehau High School | 2:28.25q |
| 7 | James Prentice | Christ's College | 2:33.69q |
| 8 | Elisha Nuttal | Middleton Grange | 2:33.78 |
| 9 | Ben Watson | Lincoln High School | 2:35.01 |
| 10 | Jay Johnson | St Bede's College | 2:41.34 |
| -- | James Howland | Unlimited Paenga Tawhiti | DNS |
| -- | Jack Roper | Christchurch Boys High Sc | DNS |
| Placing | Athlete | Team | Preliminaries |
|---|---|---|---|
| 1 | Jake Stamper | Middleton Grange | 2:20.95q |
| 2 | Alex Manton | Christchurch Boys High Sc | 2:22.60q |
| 3 | Geoffrey Scott | Shirley Boys High School | 2:22.99q |
| 4 | Dominic McGarr | Christchurch Boys High Sc | 2:23.02q |
| 5 | George Wigley | Christ's College | 2:23.44q |
| 6 | William Shillito | Christchurch Boys High Sc | 2:24.77q |
| 7 | Michael Jones | St Bede's College | 2:25.05q |
| 8 | Sam Wood | Lincoln High School | 2:28.46q |
| 9 | Zach Butler | Burnside High School | 2:31.23q |
| 10 | Ben Leeson | Papanui High School | 2:34.87 |
| 11 | Isaac Giesen | St Andrew's College | 2:37.41 |
| -- | Matt Price | Kaiapoi High School | DNS |
| Placing | Athlete | Team | Finals |
|---|---|---|---|
| 1 | Jake Stamper | Middleton Grange | 2:14.25 |
| 2 | Sam Doyle | Shirley Boys High School | 2:15.57 |
| 3 | Scott Bridgman | Burnside High School | 2:16.46 |
| 4 | Alex Manton | Christchurch Boys High Sc | 2:17.64 |
| 5 | Geoffrey Scott | Shirley Boys High School | 2:19.22 |
| 6 | Matt Cantwell | Riccarton High School | 2:19.81 |
| 7 | Sam Wood | Lincoln High School | 2:21.05 |
| 8 | Dominic McGarr | Christchurch Boys High Sc | 2:22.20 |
| 9 | Michael Jones | St Bede's College | 2:22.80 |
| 10 | Zach Butler | Burnside High School | 2:23.03 |
| 11 | Rhett Moore | Papanui High School | 2:24.96 |
| 12 | George Wigley | Christ's College | 2:25.91 |
| 13 | William Shillito | Christchurch Boys High Sc | 2:27.67 |
| 14 | Sam Lentjes | St Bede's College | 2:31.36 |
| 15 | Tim Warner | Mairehau High School | 2:32.66 |
| 16 | James Prentice | Christ's College | 2:39.47 |