EVENT 101 Mens MC 100m Freestyle - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Cat | Club/Country | Time |
| 3 | 1 | Leo McCrea | 13 | S6 | Bourmth Coll | 1:24.22 |
| 4 | 3 | William Perry | 16 | S6 | Northampton | 1:23.56 |
| 5 | 2 | W Holland-Leavens | 26 | S6 | Co Salford | 1:33.07 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Cat | Club/Country | Time |
| 1 | 5 | Ethan Naisbitt | 13 | S9 | Pioneer 79 | 1:18.97 |
| 2 | 7 | Matthew Harding | 17 | S6 | Wirral Metro | 1:19.70 |
| 3 | 9 | Alexander Taylor | 15 | S10 | Harrogate | 1:20.87 |
| 4 | 11 | Dominic Redpath | 14 | S9 | Gosport | 1:13.49 |
| 5 | 10 | James Brown | 14 | S9 | Orion | 1:15.85 |
| 6 | 8 | Conor Freeman | 15 | S14 | Leic Peng | 1:27.01 |
| 7 | 6 | Owen Woodrow | 15 | S8 | UEA Norwich | 1:18.19 |
| 8 | 4 | Finlay Middleton | 14 | S8 | Mt Kelly | 1:18.48 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Cat | Club/Country | Time |
| 0 | 15 | Reilly Shanahan | 16 | S9 | Shrewsbury | 1:14.91 |
| 1 | 21 | Andrew Keeler | 20 | S14 | Devonport | 1:09.69 |
| 2 | 27 | Aaron Gilbert | 18 | S14 | Orion | 1:04.41 |
| 3 | 33 | James Edwards | 17 | S14 | Chippenham | 1:03.52 |
| 4 | 39 | Oliver Carter | 16 | S10 | Carnegie | 1:00.73 |
| 5 | 36 | Liam Spence | 16 | S14 | KingstonHull | 1:00.97 |
| 6 | 30 | Joshua Fairchild | 18 | S14 | Co Coventry | 1:06.19 |
| 7 | 24 | Cameron Vearncombe | 14 | S14 | Caradon | 1:08.25 |
| 8 | 18 | Caleb Grace | 18 | S14 | Littleh'pton | 1:09.65 |
| 9 | 12 | Angus Leckonby | 14 | S14 | Scarborough | 1:13.16 |
| Heat Number - 4 |
| Lane | Comp.No. | Name | AaD | Cat | Club/Country | Time |
| 0 | 16 | Aaron Maddox | 19 | S8 | Ealing | 1:09.23 |
| 1 | 22 | Adam Roebuck | 16 | S14 | Caradon | 1:06.67 |
| 2 | 28 | Callum Hodgson | 16 | S14 | Basildon Ph | 1:06.23 |
| 3 | 34 | Craig McNeil | 19 | S10 | SwimTrafford | 1:03.39 |
| 4 | 40 | Louis Hines | 19 | S14 | Watford SC | 1:00.17 |
| 5 | 37 | Joseph Seage | 17 | S14 | Rotherham Mo | 1:01.69 |
| 6 | 31 | Tom Piggott | 16 | S10 | Shrewsbury | 1:04.36 |
| 7 | 25 | Jack Sheffield | 14 | S14 | Co Salford | 1:06.43 |
| 8 | 19 | Benjamin Grainger | 13 | S10 | Io Man | 1:11.49 |
| 9 | 13 | Scott Hadley | 18 | S8 | Orion | 1:14.49 |
| Heat Number - 5 |
| Lane | Comp.No. | Name | AaD | Cat | Club/Country | Time |
| 0 | 17 | Connor Lockwood | 13 | S14 | Woking | 1:13.03 |
| 1 | 23 | Gareth Orr | 23 | S14 | Co Sund'land | 1:06.81 |
| 2 | 29 | Oludaisi Adefisan | 16 | S9 | Croydon Amph | 1:06.28 |
| 3 | 35 | Jaxon Simmons | 16 | S13 | Co Peterboro | 1:02.39 |
| 4 | 41 | Jordan Catchpole | 17 | S14 | UEA Norwich | 58.36 |
| 5 | 38 | Matthew Redfern | 18 | S13 | Worcester | 1:00.57 |
| 6 | 32 | Christopher Currie | 22 | S14 | Co Oxford | 1:04.18 |
| 7 | 26 | Joshua Wells | 19 | S14 | UEA Norwich | 1:06.75 |
| 8 | 20 | J Monaghan-Coombs | 18 | S9 | Saxon Crown | 1:10.44 |
| 9 | 14 | Connor Boyfield | 18 | S9 | Boston | 1:13.19 |