| Place | Name | AaD | Club | Time | 50 | |||||
| 1. | Alexandra BULAT | 18 | Co Lincoln P | 56.96 | 28.09 | |||||
| 2. | Emma CROKER | 19 | South Lincs | 57.09 | 27.96 | |||||
| 3. | Alisha TYERS | 24 | Grantham | 1:00.94 | 28.91 | |||||
| 4. | Grace TURNER | 17 | Grantham | 1:01.58 | 29.66 | |||||
| 5. | Jessica O'HERLIHY | 18 | South Lincs | 1:01.80 | 29.59 | |||||
| 6. | Katie MALONEY | 27 | Louth | 1:02.45 | 30.09 | |||||
| 7. | Casey CLEAVER | 18 | Co Lincoln P | 1:04.22 | 30.26 | |||||
| 8. | Holly GILES | 18 | Louth | 1:04.35 | 30.25 |