EVENT 308 Boy/Girl 10 Yrs/Over 1500m Free. - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 2 | Owen TEMPEST | 11 | Co Leeds | 25:09.80 |
| 2 | 4 | Oscar HUSSEY | 10 | Co Leeds | 24:03.90 |
| 3 | 6 | Emily MARRISON | 12 | Co Leeds | 23:08.70 |
| 4 | 8 | Noah DARNELL | 11 | Co Leeds | 22:44.60 |
| 5 | 7 | Ella COLEMAN | 11 | Co Leeds | 23:03.30 |
| 6 | 5 | Dean NENOV | 13 | Co Leeds | 24:00.00 |
| 7 | 3 | Ella JORDAN | 12 | Co Leeds | 25:00.00 |
| 8 | 1 | Robyn HOWARD | 12 | Co Leeds | 25:21.00 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 10 | Isabelle HALL | 11 | Co Leeds | 22:00.00 |
| 1 | 13 | Oliver SMITH | 14 | Middlesboro | 20:54.05 |
| 2 | 15 | Caitlyn SMITH | 13 | Co Leeds | 20:09.45 |
| 3 | 17 | Adam MOORE | 15 | Chapeltown | 20:00.00 |
| 4 | 19 | Florence LADBURY | 15 | Harrogate | 19:32.96 |
| 5 | 18 | William KERSHAW | 12 | Blackpool Aq | 19:50.60 |
| 6 | 16 | Isabel HANDLEY | 13 | Co Leeds | 20:00.00 |
| 7 | 14 | Ella PROUD | 15 | Middlesboro | 20:30.55 |
| 8 | 11 | Oliver BARRETT | 11 | Co Leeds | 21:48.00 |
| 9 | 9 | Darcey CROSSLEY | 14 | Co Leeds | 22:19.84 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 21 | Sebastian GAMINDE | 14 | Harrogate | 19:26.88 |
| 1 | 23 | Matilda POTTER | 14 | Co Leeds | 18:56.67 |
| 2 | 25 | Arthur OWENS | 14 | Co Leeds | 18:45.06 |
| 3 | 27 | James EDWARDS | 18 | Preston | 18:37.64 |
| 4 | 29 | Lauren LILLEY | 14 | Co Leeds | 18:23.01 |
| 5 | 28 | Oliver STEELE | 15 | Co Leeds | 18:35.40 |
| 6 | 26 | Alfie CHARLTON | 14 | Harrogate | 18:38.50 |
| 7 | 24 | Luke DYER | 15 | Co Leeds | 18:54.58 |
| 8 | 22 | Mei YUASA | 12 | Co Leeds | 19:17.10 |
| 9 | 20 | Pollyanna KERSHAW | 12 | Blackpool Aq | 19:31.10 |