EVENT 303 Mens MC 100m Freestyle - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Cat | Club/Country | Time |
| 1 | 3 | Matthew Harding | 16 | S6 | Wirral Metro | 1:24.40 |
| 2 | 9 | Liam Walsh | 16 | S8 | Co Newport | 1:15.60 |
| 3 | 15 | Arthur Morley | 16 | S9 | Fareham N'ds | 1:07.49 |
| 4 | 21 | Luke Reeson | 28 | S9 | Cockermouth | 1:01.64 |
| 5 | 18 | Jaxon Simmons | 15 | S13 | Co Peterboro | 1:03.97 |
| 6 | 12 | J Monaghan-Coombs | 17 | S9 | Saxon Crown | 1:11.23 |
| 7 | 6 | Thomas Urry | 21 | S7 | Kingston Roy | 1:19.24 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Cat | Club/Country | Time |
| 1 | 4 | Dominic Redpath | 13 | S9 | Gosport | 1:20.77 |
| 2 | 10 | Ellis Underwood | 15 | S13 | Co Newport | 1:12.80 |
| 3 | 16 | Tom Piggott | 15 | S10 | Shrewsbury | 1:05.71 |
| 4 | 22 | Benjamin Foulston | 15 | S10 | Nova Cent'n | 1:01.19 |
| 5 | 19 | Craig McNeil | 18 | S10 | SwimTrafford | 1:03.97 |
| 6 | 13 | Oludaisi Adefisan | 15 | S9 | Croydon Amph | 1:10.53 |
| 7 | 7 | Alexander Goodman | 24 | S7 | Portsmouth N | 1:18.10 |
| 8 | 1 | William Perry | 15 | S6 | Stowe School | 1:39.56 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Cat | Club/Country | Time |
| 1 | 5 | Reilly Shanahan | 15 | S9 | Shrewsbury | 1:20.03 |
| 2 | 11 | Aaron Maddox | 18 | S8 | Ealing | 1:12.65 |
| 3 | 17 | Jamie Warriner | 16 | S10 | Preston | 1:05.71 |
| 4 | 23 | Jack Bridge | 21 | S10 | Preston | 1:00.96 |
| 5 | 20 | Oliver Hynd | 21 | S8 | Nova Cent'n | 1:02.06 |
| 6 | 14 | Daniel Bennett | 19 | S8 | Gloucester | 1:10.42 |
| 7 | 8 | Benjamin Grainger | 12 | S10 | Io Man | 1:16.23 |
| 8 | 2 | Finlay Middleton | 13 | S8 | Stowmarket | 1:26.89 |