| Heat Number - 1 | |||||
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 1 | Isacc DONALDSON | 9 | Deepings | |
| 2 | 4 | Elliot GLEAVE | 9 | Grantham | |
| 3 | 6 | Zak BATES | 9 | Melton M'bry | |
| 4 | 9 | Ashton HUNTER | 9 | Deepings | 1:45.06 |
| 5 | 8 | Oliver CLARKE | 9 | Deepings | 1:54.17 |
| 6 | 5 | Benjamin GODDARD | 9 | Grantham | |
| 7 | 2 | Joshua OWEN | 9 | Melton M'bry | |