EVENT 302 Female 09 Yrs/Over 400m Freestyle - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 3 | 1 | Taliyah MALLETT | 9 | Boston | 8:55.99 |
| 4 | 2 | Skye WARREN | 10 | Lincoln TSA | 7:45.00 |
| 5 | 3 | Victoria MCKAY | 11 | Gainsborough | 7:17.60 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 4 | Matilda MCDONNELL | 11 | Grantham | 7:07.74 |
| 2 | 5 | Madeline SURTEES | 11 | Grantham | 7:01.86 |
| 3 | 6 | Niamh KERRIGAN | 11 | Co Lincoln P | 6:38.75 |
| 4 | 7 | Isobel DELDERFIELD | 10 | Co Lincoln P | 6:30.00 |
| 5 | 8 | Isla ROBINSON | 10 | Co Lincoln P | 6:30.00 |
| 6 | 9 | Emily SMITH | 15 | Boston | 6:23.55 |
| 7 | 10 | Phoebe CHARMAN | 15 | Lincoln TSA | 6:14.15 |
| 8 | 11 | Luiza KOZIOL | 16 | Lincoln TSA | 6:11.48 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 12 | Eliza MULHOLLAND | 13 | Lincoln TSA | 5:55.02 |
| 2 | 13 | Janna SCHUERCH | 14 | Co Lincoln P | 5:42.00 |
| 3 | 14 | Miley RICHARDSON | 11 | Co Lincoln P | 5:36.14 |
| 4 | 15 | Isla-Rose WILDISH | 10 | Retford | 5:36.13 |
| 5 | 16 | Isla CASSIDY | 16 | Louth | 5:34.78 |
| 6 | 17 | Lexie SHEWAN | 14 | Grantham | 5:23.11 |
| 7 | 18 | Rianna ABBOTT | 16 | Grantham | 5:18.88 |
| 8 | 19 | Isabella MIDDLETON | 15 | Louth | 5:16.37 |
| Heat Number - 4 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 21 | Ellena HOWITT | 13 | Grantham | 5:13.56 |
| 2 | 23 | Remi-leigh BERRY | 11 | Co Lincoln P | 5:10.90 |
| 3 | 25 | Maddison HODGIN | 14 | Co Lincoln P | 4:56.91 |
| 4 | 27 | Elena ALDENHOFF-KELLY | 15 | Grantham | 4:45.70 |
| 5 | 26 | Zara DIXON | 16 | Co Lincoln P | 4:55.20 |
| 6 | 24 | Lucy WILLATTS | 13 | Grantham | 5:00.70 |
| 7 | 22 | Erin NORTON | 14 | Boston | 5:11.69 |
| 8 | 20 | Amy TAYLOR | 13 | Grantham | 5:16.24 |