EVENT 407 Boy 10/12 Yrs 200m IM - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 3 | 1 | Jacob Littlewood | 11 | Melton M'bry | |
| 4 | 2 | Theo Bacon | 11 | Grantham | |
| 5 | 3 | Zachary Wilson | 10 | Lincoln Vulc | |
| 6 | 4 | Kieron Toms | 12 | Deepings | |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 5 | Thomas Burdock | 11 | Deepings | |
| 2 | 6 | Ben Carlyle | 12 | Grantham | |
| 3 | 7 | Bobby Thain | 11 | Skegness | |
| 4 | 8 | Arran Ceccotti | 11 | Lincoln Vulc | |
| 5 | 9 | Benjamin Newberry | 12 | Melton M'bry | |
| 6 | 10 | Finley West | 10 | Co Lincoln P | 5:00.00 |
| 7 | 11 | Kai Watson | 10 | Deepings | 4:41.78 |
| 8 | 12 | Tristan EKE | 11 | Co Lincoln P | 4:30.00 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 13 | Harrison Dee | 12 | Skegness | 4:24.84 |
| 2 | 14 | Michael Bunn | 11 | Lincoln Vulc | 4:23.58 |
| 3 | 15 | Ethan Derby | 11 | Lincoln Vulc | 4:12.71 |
| 4 | 16 | Noah Skinner | 11 | Deepings | 4:08.47 |
| 5 | 17 | Matt Hall | 11 | Deepings | 4:07.63 |
| 6 | 18 | Seth Newton | 10 | Grantham | 4:06.69 |
| 7 | 19 | Reece Tompsett | 12 | Skegness | 4:05.13 |
| 8 | 20 | Charlie Barker | 11 | Deepings | 4:02.01 |
| Heat Number - 4 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 21 | Oliver Tee | 12 | Melton M'bry | 3:58.70 |
| 2 | 22 | Corey Hestletine | 10 | Retford | 3:52.21 |
| 3 | 23 | Jonathan Gbyliczek | 10 | Lincoln Vulc | 3:51.59 |
| 4 | 24 | Luca Hallam | 10 | Grantham | 3:44.00 |
| 5 | 25 | Samuel Nichols | 10 | Grantham | 3:43.55 |
| 6 | 26 | Loui Mayne | 11 | Melton M'bry | 3:42.69 |
| 7 | 27 | Fabian Kolasa | 11 | Grantham | 3:36.96 |
| 8 | 28 | Jude Bouch | 11 | Melton M'bry | 3:36.68 |
| Heat Number - 5 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 29 | James Huckle | 10 | Lincoln Vulc | 3:30.16 |
| 2 | 30 | Joel Sadler | 11 | Grantham | 3:29.53 |
| 3 | 31 | Matas Rabasauskas | 12 | Grantham | 3:29.33 |
| 4 | 32 | Stanley Hey | 12 | Melton M'bry | 3:28.79 |
| 5 | 33 | Austin Tomlin | 12 | Lincoln Vulc | 3:28.18 |
| 6 | 34 | Oscar Durant | 11 | Grantham | 3:25.62 |
| 7 | 35 | Lewis Snowshall | 12 | Lincoln Vulc | 3:25.26 |
| 8 | 36 | Robbie Duff | 10 | Lincoln Vulc | 3:25.19 |
| Heat Number - 6 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 37 | Noah Dewsnap | 10 | Retford | 3:18.30 |
| 2 | 38 | Oliver Garner | 12 | Co Lincoln P | 3:18.17 |
| 3 | 39 | Jacob Gifford | 11 | Lincoln Vulc | 3:17.47 |
| 4 | 40 | Themba Lungu | 12 | Lincoln Vulc | 3:14.90 |
| 5 | 41 | Robert Washbrook | 12 | Lincoln Vulc | 3:11.63 |
| 6 | 42 | Riley Hamer | 11 | Co Lincoln P | 3:11.06 |
| 7 | 43 | William Burdock | 12 | Deepings | 3:10.47 |
| 8 | 44 | James Cash | 11 | Deepings | 3:09.57 |
| Heat Number - 7 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 46 | Reuben Meadows | 11 | Retford | 3:07.74 |
| 2 | 48 | Oliver Shepherd | 12 | Deepings | 2:58.00 |
| 3 | 50 | Luke Daybell | 12 | Grantham | 2:55.14 |
| 4 | 52 | Jacob Fish | 12 | Grantham | 2:35.70 |
| 5 | 51 | Samuel Green | 11 | Retford | 2:49.26 |
| 6 | 49 | C Butterell-Quanbrough | 12 | Retford | 2:57.27 |
| 7 | 47 | Thomas Collins | 11 | Retford | 3:03.40 |
| 8 | 45 | Adrian Elerts | 12 | Grantham | 3:08.04 |