| Placing | Athlete | Team | Preliminaries |
|---|---|---|---|
| 1 | Amanda Fitisemanu | Motueka High School | 58.62q |
| 2 | Grace Godfrey | Wanganui Collegiate | 58.66q |
| 3 | Lily Cunningham | Columba College | 59.13q |
| 4 | Stella Pearless | Pinehurst School Inc | 59.46q |
| 5 | Alessandra Macdonald | Fairfield College | 1:00.10 |
| 6 | Olivia Allan | St Margaret's College | 1:02.12 |
| Placing | Athlete | Team | Preliminaries |
|---|---|---|---|
| 1 | Jess Hood | St Paul's Collegiate Ham | 59.05q |
| 2 | Anabelle Cadogan | Waikato Diocesan School | 1:00.27 |
| 3 | Jade Tulp | Strathallan College | 1:01.55 |
| 4 | Abril Clark | Northcote College | 1:03.86 |
| 5 | Rebecca Livingstone | New Plymouth Girls High School | 1:05.51 |
| 6 | Stella Reid | Cashmere High School | 1:05.56 |
| 7 | Jane Prongsanthia | Avondale College | 1:08.04 |
| Placing | Athlete | Team | Preliminaries |
|---|---|---|---|
| 1 | Charlotte Smaill | Macleans College | 59.08q |
| 2 | Anna Hayward | Craighead Diocesan School | 59.27q |
| 3 | Deigna Khamal | Cambridge High School | 59.51q |
| 4 | Olivia Tutty | St Andrews College | 1:01.19 |
| 5 | Taylor Thorne | Otago Girls High School | 1:02.19 |
| 6 | Hayley Marx | Pukekohe High School | 1:03.08 |
| 7 | Claire Johnston | Kings College | 1:03.52 |
| Placing | Athlete | Team | Finals |
|---|---|---|---|
| 1 | Jess Hood | St Paul's Collegiate Ham | 56.86 |
| 2 | Anna Hayward | Craighead Diocesan School | 57.02 |
| 3 | Amanda Fitisemanu | Motueka High School | 57.32 |
| 4 | Charlotte Smaill | Macleans College | 58.20 |
| 5 | Lily Cunningham | Columba College | 58.38 |
| 6 | Deigna Khamal | Cambridge High School | 58.57 |
| 7 | Grace Godfrey | Wanganui Collegiate | 59.31 |
| 8 | Stella Pearless | Pinehurst School Inc | 59.93 |