| Placing | Athlete | Team | Preliminaries |
|---|---|---|---|
| 1 | Ana Brabyn | Wanganui | 2:21.20q |
| 2 | Mackenzie Millen | Counties Manukau | 2:24.24q |
| 3 | Maia Wilkinson | Wellington | 2:24.28q |
| 4 | Ruby Barton | Wellington | 2:24.29q |
| 5 | Seree Coombe | Taranaki | 2:25.15q |
| 6 | Kimberley Walsh | Manawatu | 2:29.45 |
| 7 | Gisele Howard | Waikato Bay of Plenty | 2:31.94 |
| 8 | Samantha Korck | North Harbour | 2:36.52 |
| 9 | Madelin Herbert | East Coast North Island | 2:39.62 |
| Placing | Athlete | Team | Preliminaries |
|---|---|---|---|
| 1 | Ellie Milina | Waikato Bay of Plenty | 2:24.49q |
| 2 | Edie Kozyniak | Wellington | 2:24.83q |
| 3 | Riley Wood | Waikato Bay of Plenty | 2:25.12q |
| 4 | Arlo Farquhar | Auckland | 2:26.65 |
| 5 | Anneliese Parsons | Counties Manukau | 2:27.34 |
| 6 | Emma Ferguson | Wanganui | 2:27.95 |
| 7 | Emma Brent | Wellington | 2:33.33 |
| 8 | Charlize Baron | Wairarapa | 2:46.83 |
| Placing | Athlete | Team | Finals |
|---|---|---|---|
| 1 | Ana Brabyn | Wanganui | 2:21.32 |
| 2 | Mackenzie Millen | Counties Manukau | 2:21.63 |
| 3 | Ruby Barton | Wellington | 2:22.39 |
| 4 | Riley Wood | Waikato Bay of Plenty | 2:23.25 |
| 5 | Maia Wilkinson | Wellington | 2:24.85 |
| 6 | Seree Coombe | Taranaki | 2:24.98 |
| 7 | Edie Kozyniak | Wellington | 2:25.01 |
| 8 | Ellie Milina | Waikato Bay of Plenty | 2:33.48 |