| Name | Year | Club | Time | Splits | ||
| 1 | Kirsty Simpson | 96 | Dun City Aqu | 1:07.38 | 32.28 | 1:07.38 |
| 2 | Zoe Grant | 97 | Coast | 1:10.47 | 34.38 | 1:10.47 |
| 3 | Sandie Smillie | 96 | Perth City | 1:11.65 | 35.21 | 1:11.65 |
| 4 | Rebecca Bews | 97 | Coast | 1:11.98 | 34.89 | 1:11.98 |
| 5 | Emily Grant | 97 | Coast | 1:13.03 | 35.39 | 1:13.03 |
| 6 | Rebecca Carrie | 96 | Dun City Aqu | 1:13.83 | 35.89 | 1:13.83 |