EVENT 402 Open/Male 12/13 Yrs 100m Freestyle - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 1 | Daniel Tomozei | 12 | Chesterfield | 1:24.63 |
| 2 | 3 | Oscar Hardy | 12 | Etwall | 1:22.90 |
| 3 | 5 | Rocco Ambrosioni | 12 | Dronfield | 1:22.25 |
| 4 | 7 | Oliver Knights | 12 | Chesterfield | 1:17.40 |
| 5 | 6 | James Garner | 12 | Buxton | 1:19.60 |
| 6 | 4 | Dillan Mistry | 12 | Long Eaton | 1:22.31 |
| 7 | 2 | Noah Crook | 12 | Dronfield | 1:24.12 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 9 | Charlie Heather | 13 | Long Eaton | 1:15.77 |
| 2 | 11 | Alexander Thompson | 13 | Derby Excel | 1:14.50 |
| 3 | 13 | Leo Hawkins | 12 | BelperMarlin | 1:13.83 |
| 4 | 15 | Tyler Shaw | 12 | Derby Excel | 1:12.73 |
| 5 | 14 | Noah Griffin | 13 | Swadlincote | 1:13.75 |
| 6 | 12 | Thomas Pope | 12 | Long Eaton | 1:14.34 |
| 7 | 10 | Thomas Adams | 13 | Dronfield | 1:15.17 |
| 8 | 8 | Joel Hubinger | 12 | Repton | 1:15.80 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 17 | Joel Vickers-Wright | 13 | Chesterfield | 1:12.13 |
| 2 | 19 | Kamran Parekh | 13 | DerbyPhoenix | 1:11.00 |
| 3 | 21 | Toby Drayson | 12 | BelperMarlin | 1:10.40 |
| 4 | 23 | Luke Morley-Smith | 13 | Swadlincote | 1:10.13 |
| 5 | 22 | Flynn Clark | 12 | Ripley | 1:10.38 |
| 6 | 20 | Harry Pollicott | 13 | Ripley | 1:10.78 |
| 7 | 18 | Zach Lambert | 13 | Derby Excel | 1:11.69 |
| 8 | 16 | Joshua Bayley | 13 | Etwall | 1:12.50 |
| Heat Number - 4 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 25 | David Smurawa | 13 | Rykneld | 1:07.20 |
| 2 | 27 | Finlay Bird | 13 | Long Eaton | 1:02.30 |
| 3 | 29 | Dominik Bartoletti | 13 | Repton | 1:00.10 |
| 4 | 31 | Austyn Manley | 13 | Repton | 54.80 |
| 5 | 30 | Alex Bates | 13 | Chesterfield | 58.64 |
| 6 | 28 | Cole Burke | 13 | BelperMarlin | 1:00.66 |
| 7 | 26 | George Cotton | 13 | Derby Excel | 1:04.30 |
| 8 | 24 | Arlo Hems Gillson | 12 | Repton | 1:07.30 |