| Final | |||||
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 1 | Lilly THROWER | 12 | Louth | 46.12 |
| 2 | 2 | Madeleine SEAGROATT | 12 | Louth | 43.44 |
| 3 | 3 | Zoe JONES | 12 | Louth | 40.56 |
| 4 | 4 | Lily-May CLARK | 12 | Grantham | 38.02 |
| 5 | 5 | Robyn STEEL | 12 | Co Lincoln P | 39.75 |
| 6 | 6 | Miley RICHARDSON | 12 | Co Lincoln P | 43.15 |
| 7 | 7 | Catherine SINCLAIR | 12 | Co Lincoln P | 45.74 |
| 8 | 8 | Ella-Rose HUNTER | 12 | Lincoln Vulc | 46.26 |