| Name | Age | Club | Time | Splits | ||
| 1 | Iona MacLeod | 11 | Dun City Aqu | 1:16.75 | 37.76 | 1:16.75 |
| 2 | Sophie Newland | 11 | Dun City Aqu | 1:18.01 | 38.65 | 1:18.01 |
| 3 | Elle Mcmillan | 11 | St Thomas | 1:19.49 | 39.43 | 1:19.49 |
| 4 | Gabriella McCourt | 11 | Perth City | 1:20.29 | 38.01 | 1:20.29 |
| 5 | Haylie Todd | 11 | Perth City | 1:23.57 | 40.03 | 1:23.57 |
| 6 | Nicole Reynolds | 11 | Dun City Aqu | 1:25.16 | 42.43 | 1:25.16 |