| Heat Number - 1 | |||||
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 2 | 1 | Charles Stannard | 7 | Saltburn Mar | |
| 3 | 3 | Finley Hood | 8 | Guisborough | 30.37 |
| 4 | 2 | Oliver Hendry | 9 | Thornaby | |
| Heat Number - 2 | |||||
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 2 | 5 | Lauchlan Hill | 8 | Stokesley | 22.75 |
| 3 | 7 | Jack Leggott | 10 | Northall'ton | 18.99 |
| 4 | 6 | Noah Welford | 9 | Northall'ton | 19.99 |
| 5 | 4 | Jamie Grimes | 9 | Guisborough | 25.90 |