| Place | Name | YoB | Club | Time | FINA Pt | ||||
| 1. | Charlie BISBY | (11) | South Lincs | 41.52 | 224 | ||||
| 2. | Henry SEAGROATT | (11) | Louth | 45.24 | 173 | ||||
| 3. | Joel SADLER | (11) | Grantham | 46.13 | 163 | ||||
| 4. | Fabian KOLASA | (11) | Grantham | 46.58 | 159 | ||||
| 5. | Oscar DURANT | (11) | Grantham | 46.81 | 156 | ||||
| 6. | Adam JOHNSON | (11) | Louth | 47.34 | 151 | ||||
| 7. | Kieran BLOOR | (11) | Co Lincoln P | 48.47 | 141 | ||||
| Finley ROWDING | (11) | Co Lincoln P | DQ ST |