EVENT 301 Female 14 Yrs/Under 400m Freestyle - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 3 | 2 | Thea Grady | 11 | Satellite | 5:32.50 |
| 4 | 4 | Isla Knox | 12 | Wigan BEST | 5:32.20 |
| 5 | 3 | Sophia Hardcastle | 12 | Blackpool Aq | 5:32.30 |
| 6 | 1 | Lilly Walters | 11 | Co Liverpool | 5:32.63 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 6 | Layla Keeble | 12 | Warrington W | 5:30.90 |
| 2 | 8 | Iris Burkitt | 12 | Co Manch Aq | 5:28.00 |
| 3 | 10 | Elspeth Archer | 12 | Co Manch Aq | 5:25.40 |
| 4 | 12 | Norah Graham | 12 | Barrow | 5:22.95 |
| 5 | 11 | Rose Marie Nickson | 11 | Wigan BEST | 5:24.21 |
| 6 | 9 | Grace Walls | 11 | Wigan BEST | 5:27.66 |
| 7 | 7 | Lucie Hindle | 12 | Preston | 5:28.50 |
| 8 | 5 | Seren Johnson | 12 | Wirral Metro | 5:32.10 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 14 | Isla Perry | 12 | Warrington W | 5:17.50 |
| 2 | 17 | Isla Pulvertaft | 13 | Satellite | 5:15.60 |
| 3 | 19 | Eris Coxon | 12 | Winsford | 5:14.10 |
| 4 | 21 | Rosie Byrne | 12 | Ramsbottom | 5:12.38 |
| 5 | 20 | Harriet Ireland | 13 | Satellite | 5:12.60 |
| 6 | 18 | Alba Vazzana | 12 | Warrington W | 5:14.90 |
| 7 | 15 | Cheuk Kiu Kianna Hui | 13 | Co Liverpool | 5:15.96 |
| 8 | 13 | Sophia Relph | 12 | Altrincham | 5:22.90 |
| Heat Number - 4 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 23 | Alivia Cutter | 13 | Wigan BEST | 5:10.30 |
| 2 | 25 | Evangeline Brown | 13 | Bolton Metro | 5:09.70 |
| 3 | 28 | Niamh Corrigan | 13 | Leyland Barr | 5:06.83 |
| 4 | 30 | Maya Karwa | 13 | Warrington W | 5:05.40 |
| 5 | 29 | Chloe Jones | 13 | Warrington W | 5:06.10 |
| 6 | 26 | Maddison Davies | 13 | Wigan BEST | 5:09.70 |
| 7 | 24 | Esme Cunliffe | 13 | Wigan BEST | 5:10.20 |
| 8 | 22 | Holly Relph | 13 | Cockermouth | 5:10.50 |
| Heat Number - 5 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 32 | Ria Wilkinson | 13 | Co Salford | 5:04.40 |
| 2 | 34 | Eva Smith | 13 | Co Liverpool | 5:02.31 |
| 3 | 36 | Isabella Kerr | 13 | Satellite | 5:02.20 |
| 4 | 38 | Anujin Unur | 12 | Warrington W | 5:01.60 |
| 5 | 37 | Amber Forkgen | 13 | Wigan BEST | 5:01.70 |
| 6 | 35 | Jasmine Wallace | 13 | Stockport Mo | 5:02.30 |
| 7 | 33 | Evie Webster | 13 | Trafford Met | 5:03.60 |
| 8 | 31 | Jessica Barnett | 13 | Winsford | 5:05.40 |
| Heat Number - 6 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 40 | Hattie Lawson | 13 | Winsford | 4:59.50 |
| 2 | 42 | Lilly Royle | 14 | Satellite | 4:59.20 |
| 3 | 45 | Esmee Moore | 13 | Bolton Metro | 4:58.61 |
| 4 | 47 | Natalie Koleva | 14 | Warrington W | 4:56.10 |
| 5 | 46 | Martha Baxter | 13 | Co Liverpool | 4:56.23 |
| 6 | 43 | Alexia Callan | 14 | Lancaster | 4:58.95 |
| 7 | 41 | Alexis Aspin | 14 | Preston | 4:59.30 |
| 8 | 39 | Isla Moss | 13 | Satellite | 5:00.80 |
| Heat Number - 7 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 49 | Ellie Jackson | 14 | Wirral Metro | 4:55.10 |
| 2 | 51 | Ruby Whiteside | 14 | Co Salford | 4:53.50 |
| 3 | 53 | Layla Dolan | 14 | Wigan BEST | 4:51.12 |
| 4 | 55 | Daisy D'Arcy | 14 | Co Liverpool | 4:48.90 |
| 5 | 54 | Charlotte Ainscough | 14 | Winsford | 4:51.00 |
| 6 | 52 | Hannah Keegan | 14 | Winsford | 4:52.70 |
| 7 | 50 | Poppy Johnson | 13 | Wigan BEST | 4:53.60 |
| 8 | 48 | Alina Phillips | 14 | Garston | 4:55.81 |
| Heat Number - 8 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 57 | Emily Rowe | 14 | Co Salford | 4:48.10 |
| 2 | 59 | Allanah Donlan | 14 | Warrington W | 4:44.34 |
| 3 | 61 | Viyana Seifi | 14 | Co Salford | 4:38.14 |
| 4 | 63 | Olivia Knox | 14 | Wigan BEST | 4:37.19 |
| 5 | 62 | Vivien Wilkinson | 14 | Wirral Metro | 4:37.90 |
| 6 | 60 | Ava Halliwell | 14 | Wirral Metro | 4:43.50 |
| 7 | 58 | Harper Aspinall | 13 | Wirral Metro | 4:46.50 |
| 8 | 56 | Sofia Davies | 14 | Co Liverpool | 4:48.75 |