EVENT 405 Boy 07 Yrs/Over 100m Backstroke - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 2 | 1 | OSCAR DURANT | 10 | Grantham | |
| 3 | 2 | NOAH SKINNER | 10 | Deepings | |
| 4 | 3 | ARTHUR BREARLEY-NEWSOM | 10 | Grantham | |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 4 | CORMAC STANLEY | 16 | Grantham | |
| 2 | 5 | THOMAS BURDOCK | 10 | Deepings | 2:27.95 |
| 3 | 6 | OLIVER CLARKE | 9 | Deepings | 2:14.82 |
| 4 | 7 | MATAS RABASAUSKAS | 11 | Grantham | 2:07.31 |
| 5 | 8 | LUCA HALLAM | 9 | Grantham | 1:48.94 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 9 | FABIAN KOLASA | 10 | Grantham | 1:48.43 |
| 2 | 10 | MATT HALL | 10 | Deepings | 1:47.40 |
| 3 | 11 | JOEL SADLER | 10 | Grantham | 1:40.51 |
| 4 | 12 | ASHTON HUNTER | 9 | Deepings | 1:40.20 |
| 5 | 13 | WILLIAM BURDOCK | 12 | Deepings | 1:38.90 |
| 6 | 14 | ADRIAN ELERTS | 11 | Grantham | 1:37.53 |
| Heat Number - 4 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 15 | JAMES CASH | 11 | Deepings | 1:35.69 |
| 2 | 16 | RHYS TERRY | 13 | Grantham | 1:35.42 |
| 3 | 17 | FINLAY SMITH | 13 | Deepings | 1:35.06 |
| 4 | 18 | CHARLIE BARKER | 11 | Deepings | 1:32.62 |
| 5 | 19 | LUKE DAYBELL | 12 | Grantham | 1:31.85 |
| 6 | 20 | JACK REYNOLDS | 11 | Grantham | 1:30.10 |
| Heat Number - 5 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 21 | ANT HALL | 12 | Deepings | 1:29.55 |
| 2 | 22 | LEWIS TARVER | 13 | Deepings | 1:26.42 |
| 3 | 23 | JAMES NICHOLS | 12 | Grantham | 1:26.15 |
| 4 | 24 | JACK BELL | 12 | Deepings | 1:25.16 |
| 5 | 25 | RIDAS RABASAUSKAS | 13 | Grantham | 1:24.33 |
| 6 | 26 | ZACH HOPKINSON | 12 | Grantham | 1:23.32 |
| Heat Number - 6 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 27 | WILLIAM GRAY | 13 | Grantham | 1:20.10 |
| 2 | 28 | THOMAS THORNTON | 13 | Grantham | 1:19.69 |
| 3 | 29 | JACOB FISH | 12 | Grantham | 1:19.46 |
| 4 | 30 | DANIEL DEGNAN | 13 | Grantham | 1:16.19 |
| 5 | 31 | ELIJAH HALLIDAY | 14 | Grantham | 1:15.21 |
| 6 | 32 | JOSHUA CLARKE | 13 | Grantham | 1:15.14 |
| Heat Number - 7 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 34 | OWEN HATHWAY | 15 | Grantham | 1:12.16 |
| 2 | 36 | SAMUEL LEVERIDGE | 15 | Grantham | 1:08.74 |
| 3 | 38 | HARRY CARDELL | 17 | Deepings | 1:07.03 |
| 4 | 37 | CADE DEAVES | 16 | Grantham | 1:08.01 |
| 5 | 35 | GEORGE BERWICK | 18 | Grantham | 1:10.04 |
| 6 | 33 | JACK ZERAVICA | 13 | Grantham | 1:14.63 |