| Final | |||||
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 1 | Alfie BUTT | 11 | Louth | 1:31.24 |
| 2 | 2 | Joseph WRIGHT | 11 | Gainsborough | 1:30.26 |
| 3 | 3 | Toby EDMONDSON | 11 | Grantham | 1:28.28 |
| 4 | 4 | Thomas VERE | 11 | South Lincs | 1:27.09 |
| 5 | 5 | Cameron JAMISON | 10 | Lincoln TSA | 1:27.10 |
| 6 | 6 | Ethan LUCY | 11 | South Lincs | 1:29.20 |
| 7 | 7 | Inambao LUNGU | 11 | Lincoln Vulc | 1:31.23 |
| 8 | 8 | Freddie HIRST | 11 | Grantham | 1:34.74 |