EVENT 304 Girls 11/14 Yrs 400m IM - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 1 | Neya Vernon | 11 | Nova Cent'n | 6:30.10 |
| 2 | 3 | Tate Fox | 12 | Bassetlaw SS | 6:24.64 |
| 3 | 5 | Nadine Guerrero | 13 | Derby Excel | 6:22.30 |
| 4 | 7 | Maddie Walden | 13 | Northampton | 6:17.05 |
| 5 | 6 | Olivia Faustmann | 12 | Leic Sharks | 6:19.30 |
| 6 | 4 | Stansie Crowe | 12 | Bassetlaw SS | 6:23.60 |
| 7 | 2 | Isabelle Tagg | 12 | Nova Cent'n | 6:25.42 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 9 | Emilia Durrington | 13 | Co Leicester | 6:12.60 |
| 2 | 11 | Elizabeth Baines | 13 | Hinckley | 6:10.60 |
| 3 | 13 | Teagan Payne | 12 | Northampton | 6:06.80 |
| 4 | 15 | Orna Lett | 13 | Daventry | 6:03.98 |
| 5 | 14 | Mia Allan | 13 | Northampton | 6:06.49 |
| 6 | 12 | Abigail Betts | 13 | Bassetlaw SS | 6:09.00 |
| 7 | 10 | Sasha Dzus | 13 | Nova Cent'n | 6:12.40 |
| 8 | 8 | Connie Bunhejee | 12 | Derby Excel | 6:14.60 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 17 | Eleanor Trahearn | 14 | Hinckley | 6:03.60 |
| 2 | 19 | Nya Wilkinson | 14 | Northampton | 6:02.60 |
| 3 | 21 | Sophie Cooksey | 13 | Louth | 5:59.40 |
| 4 | 23 | Skye Holmes | 13 | Louth | 5:57.50 |
| 5 | 22 | Isabella Parsons-Loade | 12 | NottmLeander | 5:58.60 |
| 6 | 20 | Abigail Golynker | 13 | Co Leicester | 6:02.50 |
| 7 | 18 | Sofia Reedha | 12 | Co Leicester | 6:02.97 |
| 8 | 16 | Taryn Payne | 14 | Northampton | 6:03.90 |
| Heat Number - 4 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 25 | Daisy Stirland | 13 | Sutton | 5:57.08 |
| 2 | 27 | Imogen Howitt | 11 | Bassetlaw SS | 5:56.69 |
| 3 | 29 | Ava Harvey | 14 | Leic Sharks | 5:54.90 |
| 4 | 31 | Emily Denton | 14 | Northampton | 5:53.00 |
| 5 | 30 | Zoe Ellis | 14 | Leic Sharks | 5:54.20 |
| 6 | 28 | Daisy Tatlow-Turner | 13 | Chesterfield | 5:56.10 |
| 7 | 26 | Lexie Hamilton | 14 | South Lincs | 5:56.90 |
| 8 | 24 | Maisie Matthews | 12 | Louth | 5:57.20 |
| Heat Number - 5 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 35 | Emma Graham-Brown | 14 | Co Leicester | 5:46.90 |
| 2 | 41 | Charlotte Callaghan-We | 14 | Nova Cent'n | 5:43.86 |
| 3 | 47 | Ava Alexander | 14 | Co Leicester | 5:34.00 |
| 4 | 53 | Lilli-Rose Carr | 14 | Co Lincoln P | 5:21.91 |
| 5 | 50 | Jasmine Vaartjes | 14 | Repton | 5:25.60 |
| 6 | 44 | Emily Wright | 14 | Nova Cent'n | 5:42.40 |
| 7 | 38 | Lucy Wilson | 13 | South Lincs | 5:45.30 |
| 8 | 32 | Eliza Mason | 12 | Co Leicester | 5:51.72 |
| Heat Number - 6 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 36 | Isla O'Connor | 13 | Bassetlaw SS | 5:46.32 |
| 2 | 42 | Amy Walker | 14 | Worksop | 5:43.10 |
| 3 | 48 | Belle Bacon | 13 | Nova Cent'n | 5:32.30 |
| 4 | 54 | Grace Macdonald | 14 | Grantham | 5:21.00 |
| 5 | 51 | Jessica Oxley | 14 | Co Leicester | 5:24.10 |
| 6 | 45 | Payton Marski | 13 | Co Leicester | 5:39.36 |
| 7 | 39 | Chloe Gent | 13 | Coalville | 5:44.80 |
| 8 | 33 | Holly Hayle | 14 | Northampton | 5:51.45 |
| Heat Number - 7 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 37 | Hannah Bruce | 14 | South Lincs | 5:46.30 |
| 2 | 43 | Esmee Slinn | 14 | Co Leicester | 5:42.80 |
| 3 | 49 | Francesca Harrison | 14 | Co Leicester | 5:30.30 |
| 4 | 55 | Lydia Cordle | 13 | Repton | 5:01.88 |
| 5 | 52 | Janie Finch | 13 | Co Leicester | 5:22.67 |
| 6 | 46 | Lexia Sharman | 14 | Nova Cent'n | 5:37.10 |
| 7 | 40 | Holly Gent | 12 | Coalville | 5:43.90 |
| 8 | 34 | Hannah Martin | 14 | Nova Cent'n | 5:48.40 |