| Final | |||||
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 1 | Eli JIN | 11 | Beckenham | 47.26 |
| 1 | 2 | Rocco PALLEN | 11 | Dartford | 47.14 |
| 2 | 3 | Ruben CHARLESWORTH | 10 | Bromley | 47.06 |
| 3 | 4 | Noah JONES | 11 | Edenbridge | 44.78 |
| 4 | 5 | Ivan KULIK | 11 | Tonbridge | 43.51 |
| 5 | 6 | Edward SHEPHERD | 11 | Bromley | 44.66 |
| 6 | 7 | George GUMMER | 11 | Gravesend | 44.99 |
| 7 | 8 | Nathan HOOKER | 11 | Sevenoaks | 47.11 |
| 8 | 9 | Albert MACK | 10 | Gwich Royals | 47.19 |
| 9 | 10 | Jax MARSHALL | 11 | RTW Monson | 47.37 |