| Final | |||||
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 1 | Oscar Ferrar | 13 | NottmLeander | 1:15.19 |
| 2 | 2 | Jack Welbourne | 13 | Nova Cent'n | 1:14.58 |
| 3 | 3 | Billy Harding | 13 | Repton Swim | 1:12.47 |
| 4 | 4 | Thomas Swales | 13 | Nova Cent'n | 1:02.99 |
| 5 | 5 | Jacob Fish | 13 | Grantham | 1:12.37 |
| 6 | 6 | Jack Hurry | 13 | Northampton | 1:14.02 |
| 7 | 7 | Frank Lamb | 13 | South Lincs | 1:14.87 |
| 8 | 8 | Joel Harby | 13 | Nova Cent'n | 1:15.66 |