| Heat Number - 1 | |||||
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 1 | Nicholas STALLEY | 16 | Modernians | 31.20 |
| 2 | 3 | Benjamin PURCELL | 16 | Hatfield | 30.73 |
| 3 | 5 | Jordan BATSON | 18 | Putteridge | 30.50 |
| 4 | 7 | Lewis CLIFFORD-STEPHES | 20 | Basildon Ph | 27.50 |
| 5 | 6 | Isaac KIRBY | 16 | UEA Norwich | 30.10 |
| 6 | 4 | Ryan CLAY | 18 | teamipswich | 30.63 |
| 7 | 2 | Robert LANCASTER | 17 | teamipswich | 30.90 |