| Final | |||||
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 1 | Megan Donovan | 12 | Co Peterboro | 1:15.96 |
| 2 | 2 | Emily Knight | 12 | Sudbury | 1:15.82 |
| 3 | 3 | Amara Addison | 12 | Norwich Swan | 1:14.14 |
| 4 | 4 | Lily-Ella Mayall | 12 | Lstoft & OB | 1:12.72 |
| 5 | 5 | Evangeline Pierce | 12 | Basildon Ph | 1:12.80 |
| 6 | 6 | Amy Harper | 12 | Watford SC | 1:15.79 |
| 7 | 7 | Mia Lowe | 12 | Basildon Ph | 1:15.91 |
| 8 | 8 | Mabel Gigg | 12 | Co Norwich | 1:16.17 |