| Placing | Athlete | Team | Preliminaries |
|---|---|---|---|
| 1 | Devon Helm | Bayfield High School | 26.93q |
| 2 | Emma Thomas | Avonside Girls' High School | 27.23q |
| 3 | Lauren Wilson | Queens High School | 27.40q |
| 4 | Jemma McWilliam | Ashburton College | 27.67q |
| 5 | Kate Downie Melrose | Rangi Ruru Girls' School | 29.40q |
| Placing | Athlete | Team | Preliminaries |
|---|---|---|---|
| 1 | Kayla Frew | Ashburton College | 28.24q |
| 2 | Hazel Urquhart | St Hilda's Collegiate | 29.39q |
| 3 | Grace McEntee | James Hargest High School | 29.58q |
| 4 | Sophie Lamain | Marlborough Girls College | 29.87 |
| -- | Rhianna Cairns | Nayland College | DQ |
| Placing | Athlete | Team | Finals |
|---|---|---|---|
| 1 | Devon Helm | Bayfield High School | 26.71 |
| 2 | Emma Thomas | Avonside Girls' High School | 27.06 |
| 3 | Lauren Wilson | Queens High School | 27.47 |
| 4 | Jemma McWilliam | Ashburton College | 27.57 |
| 5 | Kayla Frew | Ashburton College | 28.14 |
| 6 | Grace McEntee | James Hargest High School | 29.55 |
| 7 | Hazel Urquhart | St Hilda's Collegiate | 29.79 |
| -- | Kate Downie Melrose | Rangi Ruru Girls' School | DNS |