| Placing | Athlete | Team | Preliminaries |
|---|---|---|---|
| 1 | Jessie Anderson | Villa Maria College | 1:01.62q |
| 2 | Amanda Fitisemanu | Motueka High School | 1:02.05q |
| 3 | Rose Marshall-Lee | Rangi Ruru Girls' School | 1:02.20q |
| 4 | Lauren Gardiner | Golden Bay High School | 1:03.00q |
| 5 | Annabelle McLachlan | Christchurch Girls High School | 1:06.37 |
| 6 | Julie Briden | St Margaret's College | 1:06.44 |
| 7 | Ruby Mountford | Villa Maria College | 1:08.06 |
| Placing | Athlete | Team | Preliminaries |
|---|---|---|---|
| 1 | Emma Hopcroft | Southland Girls' High School | 1:02.87q |
| 2 | Georgina MacKay-Stewart | Villa Maria College | 1:03.57q |
| 3 | Elizabeth Hampton | Craighead Diocesan School | 1:03.93q |
| 4 | Juliette Lewis | Mt Hutt College | 1:04.42q |
| 5 | Sydney Evans Tobata | Otago Girls High School | 1:06.78 |
| 6 | KerriAnn Sinclair | Fiordland College | 1:07.65 |
| 7 | Charlotte Calder | Columba College | 1:08.39 |
| -- | Charlotte Hadfield | Middleton Grange School | DNS |
| Placing | Athlete | Team | Finals |
|---|---|---|---|
| 1 | Jessie Anderson | Villa Maria College | 1:00.39 |
| 2 | Emma Hopcroft | Southland Girls' High School | 1:00.77 |
| 3 | Amanda Fitisemanu | Motueka High School | 1:01.50 |
| 4 | Georgina MacKay-Stewart | Villa Maria College | 1:03.09 |
| 5 | Elizabeth Hampton | Craighead Diocesan School | 1:03.40 |
| 6 | Lauren Gardiner | Golden Bay High School | 1:03.53 |
| 7 | Rose Marshall-Lee | Rangi Ruru Girls' School | 1:03.54 |
| 8 | Juliette Lewis | Mt Hutt College | 1:05.49 |