EVENT 36 Boy 09 Yrs/Over 100m Breaststroke - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 1 | Toby Elsdon | 11 | Northall'ton | |
| 2 | 3 | Reece Ferguson | 15 | Thirsk WH | |
| 3 | 2 | Toby Newland | 11 | Thirsk WH | |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 6 | Charlie Schofield | 9 | Northall'ton | |
| 2 | 8 | Owen Wilson | 9 | Northall'ton | |
| 3 | 7 | Harry Read | 11 | Northall'ton | |
| 4 | 5 | Alfie Ives | 11 | Thirsk WH | |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 10 | Callum Smedley | 13 | Northall'ton | 2:13.33 |
| 2 | 12 | Jaicob Saunders | 11 | Northall'ton | 1:55.76 |
| 3 | 11 | Fynn Mullenheim | 12 | Northall'ton | 2:06.81 |
| 4 | 9 | William Ainger | 13 | Thirsk WH | |
| Heat Number - 4 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 14 | James Wilkin | 14 | Northall'ton | 1:37.59 |
| 2 | 16 | William Dale-Wood | 12 | Thirsk WH | 1:33.96 |
| 3 | 15 | Toby Ryder | 12 | Thirsk WH | 1:36.04 |
| 4 | 13 | Oliver Hart | 10 | Northall'ton | 1:53.95 |
| Heat Number - 5 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 18 | Jacob Wharton | 14 | Northall'ton | 1:26.41 |
| 2 | 21 | Oliver Mayger | 13 | Thirsk WH | 1:21.19 |
| 3 | 19 | Emanuel Hodgson | 15 | Thirsk WH | 1:26.37 |
| 4 | 17 | Daniel Barron | 16 | Northall'ton | 1:28.97 |
| Heat Number - 6 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 23 | Max Walker | 14 | Thirsk WH | 1:17.86 |
| 2 | 25 | Jack Leggott | 16 | Northall'ton | 1:11.48 |
| 3 | 24 | Benjamin Dale-Wood | 13 | Thirsk WH | 1:14.08 |
| 4 | 22 | Archie Norton | 15 | Thirsk WH | 1:18.58 |