| Final | |||||
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 1 | Isabelle Barber | 13 | Stowmarket | 1:13.37 |
| 2 | 2 | Clara Watson-Flowers | 13 | St Felix Sch | 1:12.02 |
| 3 | 3 | Matilda Bogle | 13 | teamipswich | 1:10.87 |
| 4 | 4 | Isabella Yeabsley | 13 | Hatfield | 1:09.90 |
| 5 | 5 | Kaia Phillips | 13 | Bishop Stort | 1:10.62 |
| 6 | 6 | Salma Terkemani | 13 | Modernian | 1:11.99 |
| 7 | 7 | Karys-Rose Bunn | 13 | teamipswich | 1:12.84 |
| 8 | 8 | Ella Stone | 13 | C Beds SS | 1:13.51 |