| Final | |||||
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 1 | Polly Anderson | 14 | West Norfolk | 1:11.31 |
| 2 | 2 | Aria Sabado | 14 | Basildon Ph | 1:09.92 |
| 3 | 3 | Aimee Sanders | 14 | Dunstable | 1:09.19 |
| 4 | 4 | Anna Mason | 14 | Co Peterboro | 1:08.75 |
| 5 | 5 | Matilda Sharpe | 14 | Co Norwich | 1:08.79 |
| 6 | 6 | Grace Manning | 14 | Basildon Ph | 1:09.85 |
| 7 | 7 | Olivia Wicks | 14 | Norwich Swan | 1:11.29 |
| 8 | 8 | Summer Miller | 14 | Bishop Stort | 1:11.38 |