| | Heat Number - 1 | | | |
| Lane | Comp.No. | __________Name__________ | AaD | Club/Country | Time |
| 2 | 1 | Fionn OVINGTON | 12 | Co Cambridge | 3:00.00 |
| 3 | 2 | Mark CHAPMAN-COLE | 21 | Co Cambridge | 3:00.00 |
| 4 | 3 | Felix KERRIDGE-KELLY | 10 | Co Cambridge | 1:39.99 |
| 5 | 4 | Michael HOWARD | 11 | Co Cambridge | 1:39.99 |
| 6 | 5 | Hibiki KONO | 10 | Co Cambridge | 1:00.00 |
| | Heat Number - 2 | | | |
| Lane | Comp.No. | __________Name__________ | AaD | Club/Country | Time |
| 1 | 6 | Robert SEWELL | 10 | Co Cambridge | 1:00.00 |
| 2 | 7 | Alexsandar RADIC | 8 | Co Cambridge | 59.29 |
| 3 | 8 | Thomas CRESSY | 10 | Co Cambridge | 52.74 |
| 4 | 9 | Sam PEDDER | 9 | Co Cambridge | 50.61 |
| 5 | 10 | Christopher WAY | 11 | Co Cambridge | 50.32 |
| 6 | 11 | Adil PATIL | 10 | Co Cambridge | 48.58 |
| 7 | 12 | Constantin COOMBE | 11 | Co Cambridge | 47.75 |
| 8 | 13 | Bartu ATAMERT | 10 | Co Cambridge | 45.56 |
| | Heat Number - 3 | | | |
| Lane | Comp.No. | __________Name__________ | AaD | Club/Country | Time |
| 1 | 14 | Daniel MILLS | 10 | Co Cambridge | 44.80 |
| 2 | 15 | Jordan SEARLE | 12 | Co Cambridge | 43.28 |
| 3 | 16 | Henry LAING | 11 | Co Cambridge | 42.22 |
| 4 | 17 | Phillip DONALDSON | 14 | Co Cambridge | 41.98 |
| 5 | 18 | William LAING | 12 | Co Cambridge | 40.42 |
| 6 | 19 | Jamie GOWLETT | 15 | Co Cambridge | 39.62 |
| 7 | 20 | Sam LOVE | 14 | Co Cambridge | 38.30 |
| 8 | 21 | Jason GAMBIE | 12 | Co Cambridge | 38.18 |
| | Heat Number - 4 | | | |
| Lane | Comp.No. | __________Name__________ | AaD | Club/Country | Time |
| 1 | 23 | Peter REES | 12 | Co Cambridge | 37.94 |
| 2 | 25 | Andrew WILKINSON | 14 | Co Cambridge | 35.85 |
| 3 | 27 | Alex GARNER | 14 | Co Cambridge | 34.45 |
| 4 | 29 | Joseph MOYES | 15 | Co Cambridge | 32.84 |
| 5 | 28 | Richard JEFFERIES | 12 | Co Cambridge | 33.40 |
| 6 | 26 | Karim AHMED | 14 | Co Cambridge | 34.53 |
| 7 | 24 | Cameron SHEPERDSON | 15 | Co Cambridge | 36.50 |
| 8 | 22 | Stephen SHAWCROSS | 13 | Co Cambridge | 38.11 |
| | Heat Number - 5 | | | |
| Lane | Comp.No. | __________Name__________ | AaD | Club/Country | Time |
| 1 | 31 | Spike THOMPSON | 15 | Co Cambridge | 32.50 |
| 2 | 33 | Luke WESTWOOD | 17 | Co Cambridge | 32.06 |
| 3 | 35 | Adam OAKMAN | 17 | Co Cambridge | 32.00 |
| 4 | 37 | Tim RIVIERE | 14 | Co Cambridge | 31.61 |
| 5 | 36 | Steve BUCKLEY | 30 | Co Cambridge | 31.67 |
| 6 | 34 | Douglas GORDON | 17 | Co Cambridge | 32.00 |
| 7 | 32 | Matthew WILKINSON | 17 | Co Cambridge | 32.25 |
| 8 | 30 | Callum ATTFIELD | 16 | Co Cambridge | 32.50 |