| Final | |||||
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 1 | Ruby Lucas | 11 | Colchester | 1:17.84 |
| 1 | 2 | Jessica Stevens | 11 | Thurrock | 1:17.19 |
| 2 | 3 | Sarah Maftei | 11 | Romford Town | 1:14.44 |
| 3 | 4 | Sofia Gaiu Lekaj | 11 | Bo Waltham F | 1:13.92 |
| 4 | 5 | Freya Sewell | 11 | Rochford | 1:12.18 |
| 5 | 6 | Blossom Smith | 11 | Basildon Ph | 1:13.76 |
| 6 | 7 | Isabella Ivanova | 11 | Bo Newham | 1:14.34 |
| 7 | 8 | Kayla Cicek | 11 | Epping For't | 1:16.46 |
| 8 | 9 | Isabelle Hawkins | 10 | Halstead | 1:17.81 |
| 9 | 10 | Zara Ibbotson | 11 | Chelmsford | 1:18.48 |