| Place | Name | AaD | Club | Time | 50 | |||||
| 1. | Ewan COX | 16 | Co Lincoln P | 52.97 | 25.38 | |||||
| 2. | Jensen HYLTON | 16 | Co Lincoln P | 55.44 | 26.77 | |||||
| 3. | Joshua CLARKE | 16 | Grantham | 56.35 | 27.39 | |||||
| 4. | Oscar GOLDSMITH | 16 | South Lincs | 56.88 | 27.34 | |||||
| 5. | Oliver SEALEY | 16 | Louth | 58.26 | 27.85 | |||||
| 6. | Aidan FITZGIBBON | 16 | Co Lincoln P | 1:00.13 | 28.34 | |||||
| 7. | Bradley HOLLAND | 16 | South Lincs | 1:01.51 | 29.31 | |||||
| Jacob BRIERS | 16 | Deepings | DNC |