| Placing | Athlete | Team | Preliminaries |
|---|---|---|---|
| 1 | Grace Stewart | Westlake Girls High School | 46.26q |
| 2 | Lauren Bailey | Long Bay College | 49.34q |
| 3 | Claudia Hanham | Kristin School | 49.86q |
| -- | chanelle Allen | Albany Junior High School | DNS |
| -- | Pearl Howlett-Lee | Long Bay College | DNS |
| -- | Olivia Kennedy | Westlake Girls High School | DNS |
| -- | Alexis Sadgrove | Whangaparaoa College | DNS |
| Placing | Athlete | Team | Preliminaries |
|---|---|---|---|
| 1 | amelia gray | Albany Junior High School | 51.00q |
| 2 | Mali Papirany | Glenfield College | 54.19q |
| 3 | Cassie Bracken | Orewa College | 57.07q |
| 4 | Patricia Anne Ramos | Glenfield College | 1:00.25q |
| 5 | Krystal Fish | Orewa College | 1:04.98q |
| -- | Anna Carruthers | Kristin School | DNS |
| -- | Bridgett Christie | Whangaparaoa College | DNS |
| Placing | Athlete | Team | Finals |
|---|---|---|---|
| 1 | Grace Stewart | Westlake Girls High School | 45.81 |
| 2 | Claudia Hanham | Kristin School | 49.15 |
| 3 | Lauren Bailey | Long Bay College | 49.74 |
| 4 | amelia gray | Albany Junior High School | 50.29 |
| 5 | Mali Papirany | Glenfield College | 53.25 |
| 6 | Patricia Anne Ramos | Glenfield College | 1:02.68 |
| 7 | Krystal Fish | Orewa College | 1:06.59 |
| -- | Cassie Bracken | Orewa College | DNS |