| Final | |||||
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 1 | Sofija Fefilova | 14 | Northampton | 1:21.56 |
| 2 | 2 | Chiara Reedha | 14 | Corby | 1:20.73 |
| 3 | 3 | Beau Cunningham | 14 | Corby | 1:20.12 |
| 4 | 4 | Holly Hayle | 14 | Northampton | 1:18.36 |
| 5 | 5 | Frankie Britten | 14 | Wellingboro | 1:18.73 |
| 6 | 6 | Isabelle Joyner | 14 | Daventry | 1:20.16 |
| 7 | 7 | Phebe Adams | 14 | Northampton | 1:21.39 |
| 8 | 8 | Katie McLean | 14 | Rushden | 1:22.39 |