EVENT 209 Mixed 09 Yrs/Over 100m IM - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 2 | Charlotte Simmons | 9 | Retford | 1:59.00 |
| 2 | 4 | Daisy-Grace Wildish | 9 | Retford | 1:55.00 |
| 3 | 6 | Eliza McDonald | 102 | Retford | 1:54.00 |
| 4 | 5 | Martha Cranswick | 10 | Retford | 1:54.00 |
| 5 | 3 | Seth Dewsnap | 9 | Retford | 1:55.00 |
| 6 | 1 | Ashley Sievewright | 9 | Retford | 1:59.00 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 8 | Emily Harding | 11 | Retford | 1:45.00 |
| 2 | 10 | Isla-Rose Wildish | 10 | Retford | 1:41.85 |
| 3 | 12 | Mia Richards | 15 | Retford | 1:36.05 |
| 4 | 11 | William Newman-Carter | 11 | Retford | 1:41.07 |
| 5 | 9 | Mia Bastow | 12 | Retford | 1:45.00 |
| 6 | 7 | Lily Davison | 14 | Retford | 1:51.29 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 14 | Maisie Buclaw | 12 | Retford | 1:34.02 |
| 2 | 16 | Jayden Cross | 11 | Retford | 1:33.07 |
| 3 | 18 | Summer Woodcock | 10 | Retford | 1:31.54 |
| 4 | 17 | Kacey Bryan | 15 | Retford | 1:32.48 |
| 5 | 15 | Cobie Cross | 11 | Retford | 1:33.97 |
| 6 | 13 | Harriet Meadows | 11 | Retford | 1:34.16 |
| Heat Number - 4 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 20 | Alfie Grounsell | 11 | Retford | 1:24.98 |
| 2 | 22 | Evie Lilley | 15 | Retford | 1:16.40 |
| 3 | 24 | Kaitlyn Butters | 16 | Retford | 1:13.81 |
| 4 | 23 | Imogen Howitt | 12 | Retford | 1:14.09 |
| 5 | 21 | Bronte Easey | 12 | Retford | 1:18.71 |
| 6 | 19 | Reid Hutchins | 10 | Retford | 1:30.34 |
| Heat Number - 5 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 26 | Noah Dewsnap | 13 | Retford | 1:12.35 |
| 2 | 28 | Reuben Meadows | 14 | Retford | 1:09.84 |
| 3 | 30 | Jacob Hodkinson | 17 | Retford | 1:04.37 |
| 4 | 29 | Samuel Green | 14 | Retford | 1:06.29 |
| 5 | 27 | Jennifer Walker | 16 | Retford | 1:10.23 |
| 6 | 25 | Joshua Kettlewell | 17 | Retford | 1:13.06 |