| Placing | Athlete | Team | Preliminaries |
|---|---|---|---|
| 1 | Mackenzie Keenan | St Margaret's College | 46.00q |
| 2 | Stephanie Dickins | Feilding High School | 46.76q |
| 3 | Caitlin Donaldson | Mt Albert Grammar | 47.02q |
| 4 | Rebecca Peterson | James Hargest College | 47.25 |
| 5 | Maicalia Steinegg | Burnside High School | 47.41 |
| 6 | Georgia Sherlock | Papanui High School | 51.37 |
| 7 | Myah Jex-Blake | Wanganui Collegiate | 52.06 |
| 8 | Penny Woods | Bayfield High School | 54.60 |
| Placing | Athlete | Team | Preliminaries |
|---|---|---|---|
| 1 | Mikaela Jefferson | Hamilton Girls High School | 46.44q |
| 2 | Britta Hamill | Bayfield High School | 47.55q |
| 3 | Kelly Marshall | Avonside Girls' High School | 47.77 |
| 4 | Natalie Booth | Mt Albert Grammar | 48.33 |
| 5 | Lucy Garner | Chilton St James School | 50.27 |
| 6 | Riandri de Bruyn | Glendowie College | 52.18 |
| 7 | Sian Canton | Christchurch Girls High School | 52.67 |
| 8 | Hannah McLeod | Iona College | 53.28 |
| Placing | Athlete | Team | Preliminaries |
|---|---|---|---|
| 1 | Jamie Sowter | Mt Albert Grammar | 46.58q |
| 2 | Sabine Keenan | St Margaret's College | 46.81q |
| 3 | Natalie Hill | St Hilda's Collegiate | 46.92q |
| 4 | Grace Gill | Strathallan College | 47.66 |
| 5 | Hanna Brough | Tuakau College | 49.45 |
| 6 | Mary Lyons | Villa Maria College | 51.32 |
| 7 | Eleanor Burgess | Christchurch Girls High School | 53.08 |
| 8 | Aleina Beer | Northern Southland College | 54.51 |
| Placing | Athlete | Team | Finals |
|---|---|---|---|
| 1 | Mackenzie Keenan | St Margaret's College | 44.26 |
| 2 | Stephanie Dickins | Feilding High School | 44.75 |
| 3 | Jamie Sowter | Mt Albert Grammar | 45.72 |
| 4 | Natalie Hill | St Hilda's Collegiate | 46.09 |
| 5 | Sabine Keenan | St Margaret's College | 46.76 |
| 6 | Mikaela Jefferson | Hamilton Girls High School | 47.17 |
| 7 | Britta Hamill | Bayfield High School | 47.97 |
| 8 | Caitlin Donaldson | Mt Albert Grammar | 48.78 |