| Placing | Athlete | Team | Preliminaries |
|---|---|---|---|
| 1 | Nathan Barrett | Wellington | 2:05.87q |
| 2 | Brad Mathas | Wanganui | 2:06.33q |
| 3 | Jordan Karpik | Auckland | 2:06.50q |
| 4 | Liam Phillips | Waikato Bay of Plenty | 2:06.94q |
| 5 | Asher Cook | Waikato Bay of Plenty | 2:07.64q |
| 6 | James Dunlop | Manawatu | 2:10.16 |
| 7 | Darren Alexander | Taranaki | 2:12.58 |
| 8 | Zane Hamilton | Counties Manukau | 2:15.23 |
| Placing | Athlete | Team | Preliminaries |
|---|---|---|---|
| 1 | M Eggleton | Waikato Bay of Plenty | 2:03.76q |
| 2 | Sam Morreau | Auckland | 2:05.94q |
| 3 | Tristan Ebsworth | Manawatu | 2:06.63q |
| 4 | Ben Hunt | North Harbour | 2:06.67q |
| 5 | Matthew Murdoch | Wellington | 2:06.86q |
| 6 | Lachlan McNie | Counties Manukau | 2:12.86 |
| 7 | Josh Harvey | Northland | 2:14.82 |
| -- | Jonathan Koh | Auckland | DQ |
| Placing | Athlete | Team | Finals |
|---|---|---|---|
| 1 | Brad Mathas | Wanganui | 1:56.79 |
| 2 | Nathan Barrett | Wellington | 1:59.30 |
| 3 | M Eggleton | Waikato Bay of Plenty | 2:01.33 |
| 4 | Jordan Karpik | Auckland | 2:03.41 |
| 5 | Liam Phillips | Waikato Bay of Plenty | 2:03.82 |
| 6 | Ben Hunt | North Harbour | 2:05.02 |
| 7 | Tristan Ebsworth | Manawatu | 2:05.45 |
| 8 | Sam Morreau | Auckland | 2:06.04 |
| 9 | Asher Cook | Waikato Bay of Plenty | 2:10.68 |
| 10 | Matthew Murdoch | Wellington | 2:11.51 |