| Final | ||||||
| Lane | Comp.No. | Name | AaD | Cat | Club/Country | Time |
| 0 | 1 | Eleanor Robinson | 17 | S6 | Northampton | 1:15.51 |
| 1 | 2 | Hope Gordon | 24 | S9 | East Lothian | 1:10.92 |
| 2 | 3 | Alice Tai | 19 | S8 | Bourmth Coll | 1:06.27 |
| 3 | 4 | Lily Macleod | 17 | S13 | Mt Kelly | 1:04.86 |
| 4 | 5 | Sophie Pascoe | 25 | S10 | Nova Cent'n | 1:01.38 |
| 5 | 6 | Zara Mullooly | 16 | S10 | Guildford Ct | 1:03.82 |
| 6 | 7 | Toni Shaw | 15 | S9 | Aberdeen Per | 1:05.34 |
| 7 | 8 | Rosie Bancroft | 23 | S10 | Co Oxford | 1:07.52 |
| 8 | 9 | Grace Harvey | 20 | S6 | Hoddesdon | 1:15.09 |
| 9 | 10 | Maisie Summers-Newton | 16 | S6 | Northampton | 1:16.76 |