Records
| Place | Name | Age | Centre | Final | H. |
|---|---|---|---|---|---|
| 1 | 7556 Capri Vincent | Eastern Suburbs | 1:01.87 | 3 | |
| 2 | 3238 Caitlin Barnard | Camden | 1:03.50 | 3 | |
| 3 | 6619 Ella Plummer | Sutherland | 1:03.64 | 3 | |
| 4 | 42124 Valerie Pickup | Manly Warringah | 1:05.24 | 3 | |
| 5 | 26908 Charlotte James | Eastlakes | 1:06.12 | 3 | |
| 6 | 20479 Emily Halim | Randwick Botany | 1:06.49 | 3 | |
| 7 | 5198 Hana Horii | Mosman | 1:08.06 | 2 | |
| 8 | 20234 Elwyn Evans | Orange | 1:08.68 | 1 | |
| 9 | 16512 Juliet Erickson | Hornsby | 1:08.97 | 2 | |
| 10 | 12220 Lily Dawson | Bathurst & District | 1:09.22 | 2 | |
| 11 | 7149 Millie Lim | Northern Suburbs | 1:09.88 | 2 | |
| 12 | 31183 Claudia Patfield | Manly Warringah | 1:10.31 | 3 | |
| 13 | 15716 Faith Booth | Gosford | 1:11.31 | 2 | |
| 14 | 1783 Emily West | Hills District | 1:11.91 | 3 | |
| 15 | 24897 Chanel Holmes | Wollongong City | 1:12.68 | 1 | |
| 16 | 16182 Tahlia Chapman | Hawkesbury City | 1:12.96 | 2 | |
| 17 | 21445 Tegan McCallum | Taree | 1:13.76 | 1 | |
| 18 | 14995 Taliyah Wright | Everley Park | 1:15.29 | 1 | |
| 19 | 19359 Elka Williamson | Port Macquarie | 1:16.34 | 1 | |
| 20 | 1867 Martina Hams Garri | Hills District | 1:16.36 | 1 | |
| -- | 6990 Emily Pereira de J | Northern Suburbs | DQ | 1 7.6.2.a | |
| -- | 11200 Leni Stenhouse | Kooringal Wagga | DNS | 1 | |
| -- | 6946 Meredith Lee | Northern Suburbs | DNS | 2 | |
| -- | 36099 Felicity Denko | Tilligerry | DNS | 2 |