| Final | |||||
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 1 | Charlotte Piper | 14 | Poole | 30.91 |
| 2 | 2 | Lottie Vavasour | 14 | Poole | 30.83 |
| 3 | 3 | Scarlett Cade | 14 | Poole | 29.43 |
| 4 | 4 | Freya Coupe | 14 | Poole | 29.05 |
| 5 | 5 | Jessica Huggins | 14 | Poole | 29.30 |
| 6 | 6 | Anna Miles-Simmonite | 14 | West Dorset | 30.20 |
| 7 | 7 | Evie Loudoun | 14 | Wareham | 30.91 |
| 8 | 8 | Ellie Crumpler | 14 | Poole | 30.97 |