| Placing | Athlete | Team | Preliminaries |
|---|---|---|---|
| 1 | Hannah Keenan | Christchurch Girls High S | 28.35q |
| 2 | Madeleine Hinton | St Andrew's College | 28.97q |
| 3 | Alexis Cartwright | Lincoln High School | 30.63 |
| 4 | Georgia Williams | Marian College | 30.82 |
| 5 | Stephanie Sanson | Burnside High School | 30.94 |
| 6 | Rachel Murphy | Lincoln High School | 31.22 |
| -- | Destiny Pelasio | Kaiapoi High School | DNS |
| Placing | Athlete | Team | Preliminaries |
|---|---|---|---|
| 1 | Ruby Schurink | Riccarton High School | 27.30q |
| 2 | Annabelle Wright | St Margaret's College | 27.67q |
| 3 | Maddie Stewart | Avonside Girls High Schoo | 29.37 |
| 4 | Irene Lewis | Villa Maria College | 29.90 |
| 5 | Clara Fergusson | St Andrew's College | 30.64 |
| 6 | Rian Burrows | Combined Country High Sch | 31.69 |
| 7 | Julia Spiers | Rangi Ruru Girls School | 32.26 |
| -- | Paulina Muaimalae | Aranui High School | DNS |
| Placing | Athlete | Team | Preliminaries |
|---|---|---|---|
| 1 | Sophie Auwerda | Christchurch Girls High S | 27.99q |
| 2 | Tayla Ford | Avonside Girls High Schoo | 28.07q |
| 3 | Annie Angus | St Andrew's College | 28.35q |
| 4 | Alex Cording | Riccarton High School | 28.82q |
| 5 | Claire Metcalf | Middleton Grange | 29.05 |
| 6 | Elizabeth Redwood | St Margaret's College | 31.48 |
| 7 | Chelsea Saunders | St Margaret's College | 32.04 |
| 8 | Anahera Grace | Hornby High School | 33.59 |
| Placing | Athlete | Team | Finals |
|---|---|---|---|
| 1 | Annabelle Wright | St Margaret's College | 26.90 |
| 2 | Tayla Ford | Avonside Girls High Schoo | 27.04 |
| 3 | Ruby Schurink | Riccarton High School | 27.06 |
| 4 | Sophie Auwerda | Christchurch Girls High S | 27.91 |
| 5 | Annie Angus | St Andrew's College | 27.96 |
| 6 | Alex Cording | Riccarton High School | 28.54 |
| 7 | Hannah Keenan | Christchurch Girls High S | 28.66 |
| 8 | Madeleine Hinton | St Andrew's College | 29.13 |