| Final | |||||
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 0 | 1 | Ella Brierley | 15 | Millfield | 37.40 |
| 1 | 2 | Ella Farley | 15 | Exeter City | 37.29 |
| 2 | 3 | Ellen Broadfield | 15 | Seagulls Swi | 36.55 |
| 3 | 4 | Matilda Hall | 15 | Gloucester | 35.98 |
| 4 | 5 | Emma Shilton | 15 | Millfield | 34.48 |
| 5 | 6 | Molly Peters | 15 | Mt Kelly | 35.30 |
| 6 | 7 | Charlotte James | 15 | Bourmth Coll | 36.05 |
| 7 | 8 | Eliza Wray | 15 | Newton Abbot | 37.29 |
| 8 | 9 | Grace Steckerl | 15 | Swindon | 37.30 |
| 9 | 10 | Allanah Smithson | 15 | Poole | 37.50 |