EVENT 101 Girls 11/13 Yrs 400m Freestyle - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 3 | 1 | Lucy Russell | 12 | Co Leicester | 5:09.56 |
| 4 | 2 | Erin Dixon | 12 | Nova Cent'n | 5:09.30 |
| 5 | 3 | Emily Johnstone | 12 | Co Leicester | 5:07.89 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 2 | 4 | Poppy Hogg | 11 | Northampton | 5:07.70 |
| 3 | 5 | Rebecca Lowe | 12 | Northampton | 5:07.00 |
| 4 | 6 | Jessica-May Elliott | 12 | Northampton | 5:06.74 |
| 5 | 7 | Lilly Cherry | 12 | Nova Cent'n | 5:05.50 |
| 6 | 8 | Harmony Torrington | 12 | Long Eaton | 5:05.05 |
| 7 | 9 | Jessica Reed | 12 | Nova Cent'n | 5:04.76 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 10 | Ellie Blakey | 12 | Nova Cent'n | 5:04.20 |
| 2 | 11 | Summer Simpson | 12 | Nova Cent'n | 5:03.00 |
| 3 | 12 | Bobbi Harper | 11 | Northampton | 5:02.77 |
| 4 | 13 | Emma Erskine | 12 | Nova Cent'n | 5:00.60 |
| 5 | 14 | Katie Roscoe | 13 | Louth | 5:00.14 |
| 6 | 15 | Emily Wheatley | 13 | Co Leicester | 4:59.64 |
| 7 | 16 | Amber Downham | 11 | Chesterfield | 4:59.55 |
| 8 | 17 | Isobelle Moore | 12 | Chesterfield | 4:59.25 |
| Heat Number - 4 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 18 | Sophie Bennion | 13 | Co Leicester | 4:59.17 |
| 2 | 19 | Lara Salt | 13 | Chesterfield | 4:58.88 |
| 3 | 20 | Jessica Collishaw | 13 | Nova Cent'n | 4:58.30 |
| 4 | 21 | Imogen Spouge | 13 | Nova Cent'n | 4:58.20 |
| 5 | 22 | Evie Richards | 13 | Co Leicester | 4:57.89 |
| 6 | 23 | Olivia Humphrey | 13 | Nova Cent'n | 4:57.60 |
| 7 | 24 | Yasmine Sheffield | 12 | Leic Sharks | 4:57.20 |
| 8 | 25 | Lara Hawkes | 13 | Grantham | 4:57.11 |
| Heat Number - 5 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 26 | Mya Watt | 12 | Derventio | 4:56.50 |
| 2 | 27 | Ianthe Brittain | 13 | Co Leicester | 4:55.78 |
| 3 | 28 | Madeleine Squires | 12 | Co Leicester | 4:54.26 |
| 4 | 29 | Erin Easton | 13 | Co Lincoln P | 4:52.52 |
| 5 | 30 | Taylor O'Rourke | 13 | Northampton | 4:51.90 |
| 6 | 31 | Abigail Kirkup | 13 | Co Leicester | 4:51.31 |
| 7 | 32 | Chloe Quinn | 13 | Nova Cent'n | 4:47.50 |
| 8 | 33 | Abbey Turnbull | 13 | Co Derby | 4:47.08 |
| Heat Number - 6 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 35 | Laini Cooper | 12 | Derventio | 4:44.80 |
| 2 | 37 | Millie Randle | 13 | Leic Sharks | 4:43.37 |
| 3 | 39 | Merel Hijink | 13 | Daventry | 4:39.71 |
| 4 | 41 | Maisie Elliott | 13 | Co Leicester | 4:29.57 |
| 5 | 40 | Chloe Baxter | 11 | Co Leicester | 4:32.00 |
| 6 | 38 | Freya Colbert | 12 | Grantham | 4:42.30 |
| 7 | 36 | Ellie Kerrod | 13 | Co Leicester | 4:44.25 |
| 8 | 34 | Betsy Wizard | 13 | Northampton | 4:44.90 |