EVENT 611 Womens 11/14 Yrs 800m Freestyle - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 2 | Lyla Howard | 12 | Team Luton | 10:32.20 |
| 2 | 4 | Skye Carter | 12 | Basildon Ph | 10:24.00 |
| 3 | 6 | Lisa Leinemann | 12 | Chelmsford | 10:19.90 |
| 4 | 8 | Sophie Dowding | 12 | teamipswich | 9:59.80 |
| 5 | 7 | Alexa Mann | 13 | Basildon Ph | 10:13.20 |
| 6 | 5 | Amelie Crabb | 12 | teamipswich | 10:22.70 |
| 7 | 3 | Evangeline Pierce | 12 | Basildon Ph | 10:24.20 |
| 8 | 1 | Lexie Goodman | 12 | Basildon Ph | 10:33.80 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 10 | Isabel Murtagh | 13 | Hatfield | 9:59.26 |
| 2 | 12 | Clara Watson-Flowers | 13 | St Felix Sch | 9:58.40 |
| 3 | 14 | Leah Wightman | 14 | West Norfolk | 9:54.40 |
| 4 | 16 | Indy Scott | 14 | Co Cambridge | 9:48.50 |
| 5 | 15 | Antonia Jubb | 14 | Hatfield | 9:51.60 |
| 6 | 13 | Erin Wilkinson | 14 | Southend | 9:54.86 |
| 7 | 11 | Francesca Baber | 13 | C Beds SS | 9:59.10 |
| 8 | 9 | Romilly Marks | 13 | Newmarket | 9:59.70 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 18 | Matilda Ransome | 13 | Co Cambridge | 9:43.65 |
| 2 | 20 | Ella Turner | 14 | Basildon Ph | 9:31.30 |
| 3 | 22 | Maeve Pooley | 14 | Newmarket | 9:30.10 |
| 4 | 24 | Erin Little | 14 | Chelmsford | 9:12.30 |
| 5 | 23 | Ruby Wheeler | 13 | Basildon Ph | 9:14.50 |
| 6 | 21 | Holly Lamb | 14 | Southend | 9:31.00 |
| 7 | 19 | Charlotte Norman | 14 | teamipswich | 9:35.40 |
| 8 | 17 | Bryony Edgings | 14 | Thurrock | 9:48.40 |