EVENT 401 Boys 09 Yrs/Over 100m Backstroke - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 2 | 2 | Filip WILCZYNSKI | 10 | Sedgefield | 1:34.36 |
| 3 | 4 | Robert SHIPLEY | 9 | Middlesboro | 1:33.65 |
| 4 | 3 | Jinghan ZENG | 10 | Middlesboro | 1:34.28 |
| 5 | 1 | Owen JACKSON | 11 | Gates &Whick | 1:34.95 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 6 | Joshua YOUNG | 11 | Middlesboro | 1:30.74 |
| 2 | 8 | Conan SWINNEY | 10 | Gates &Whick | 1:25.24 |
| 3 | 10 | Ethan STOREY | 12 | Gates &Whick | 1:23.63 |
| 4 | 9 | George LAVERY | 11 | Gates &Whick | 1:24.20 |
| 5 | 7 | Henry MACK | 12 | Middlesboro | 1:27.56 |
| 6 | 5 | Albert MACK | 10 | Middlesboro | 1:32.48 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 12 | Peter MCGROTHER | 13 | Durham City | 1:23.02 |
| 2 | 14 | Daniel MOORHOUSE | 11 | Durham City | 1:22.75 |
| 3 | 16 | George DOUGLAS | 12 | Gates &Whick | 1:20.50 |
| 4 | 15 | Charles MCEWAN | 13 | Sedgefield | 1:21.70 |
| 5 | 13 | Finley COOK | 11 | Middlesboro | 1:22.80 |
| 6 | 11 | Edward REDSHAW | 11 | Middlesboro | 1:23.44 |
| Heat Number - 4 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 18 | Charlie WALLACE | 12 | RichmondDale | 1:19.12 |
| 2 | 20 | Maximus MURRAY | 12 | Gates &Whick | 1:16.70 |
| 3 | 22 | Harvey QIN | 13 | Middlesboro | 1:16.58 |
| 4 | 21 | Mateusz WILCZYNSKI | 13 | Sedgefield | 1:16.69 |
| 5 | 19 | Louis DUBBELDAM | 13 | Durham City | 1:18.70 |
| 6 | 17 | Aiden COLMER | 12 | Middlesboro | 1:20.31 |
| Heat Number - 5 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 24 | Isaac BUCHAN | 12 | Middlesboro | 1:12.70 |
| 2 | 26 | Daniel BARRETT | 12 | Gates &Whick | 1:10.49 |
| 3 | 28 | Chase DARBY | 14 | Middlesboro | 1:04.80 |
| 4 | 27 | Daniel CUTTER | 15 | RichmondDale | 1:08.37 |
| 5 | 25 | Toma SAHA | 13 | Middlesboro | 1:12.32 |
| 6 | 23 | Matthew LAWRENCE | 13 | Middlesboro | 1:15.87 |