| Name | Age | Club | Time | Splits | ||
| 1 | Louise Taylor | 15 | St Thomas | 1:18.91 | 37.47 | 1:18.91 |
| 2 | Marianne Dobson | 16 | Dun City Aqu | 1:20.13 | 37.90 | 1:20.13 |
| 3 | Megan Finlayson | 15 | Dun City Aqu | 1:21.24 | 39.20 | 1:21.24 |
| 4 | Sarah Kelly | 15 | Dun City Aqu | 1:21.25 | 39.27 | 1:21.25 |
| 5 | Shona Young | 15 | Perth City | 1:24.08 | 39.78 | 1:24.08 |
| 6 | Shona McGregor | 16 | Blairgowrie | 1:25.74 | 41.03 | 1:25.74 |
| Name | Age | Club | Time | Splits | ||
| 1 | Shona Booth | 18 | Perth City | 1:15.90 | 35.31 | 1:15.90 |