EVENT 210 Open/Male 09 /Over 100m Freestyle - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 3 | 1 | Shivai LEVEQUE | 10 | Hitchin | 2:04.63 |
| 4 | 3 | N GAVILANES PETRIK | 11 | Hitchin | 1:56.36 |
| 5 | 2 | Cristian MINGOIA | 12 | Cheshunt | 1:59.97 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 2 | 5 | Jarvis GUNN | 13 | Hitchin | 1:48.87 |
| 3 | 7 | Jude KASSEL | 11 | Verulam | 1:41.50 |
| 4 | 9 | Maxi BRADLEY | 11 | Ware | 1:40.00 |
| 5 | 8 | Benicio MARTYN | 10 | Hitchin | 1:41.18 |
| 6 | 6 | Himalay LEVEQUE | 12 | Hitchin | 1:45.44 |
| 7 | 4 | Dylan DEAN | 10 | Hoddesdon | 1:53.28 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 11 | Jack QUANTRELL | 11 | Hoddesdon | 1:39.20 |
| 2 | 13 | Nicholas GOMEZ BOLIVAR | 11 | Hoddesdon | 1:38.37 |
| 3 | 15 | Noah PARKER | 12 | Hoddesdon | 1:33.97 |
| 4 | 17 | Joshua SAINSBURY | 10 | Stevenage | 1:33.75 |
| 5 | 16 | Luke TAYLOR | 11 | Ware | 1:33.89 |
| 6 | 14 | Michael FISHER | 12 | Hitchin | 1:35.03 |
| 7 | 12 | Miles ARON | 11 | Potters Bar | 1:38.60 |
| 8 | 10 | Seb CATTON | 10 | Ware | 1:40.00 |
| Heat Number - 4 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 19 | Jack MCDONALD | 13 | Potters Bar | 1:30.24 |
| 2 | 21 | Ben BARTLETT | 11 | Cheshunt | 1:28.08 |
| 3 | 23 | Sebastian TERNOUTH | 11 | Verulam | 1:26.10 |
| 4 | 25 | Jack MAPLE | 12 | Co St Albans | 1:22.73 |
| 5 | 24 | Aaron RUTT | 11 | Verulam | 1:25.50 |
| 6 | 22 | Oliver UGURLU | 10 | Cheshunt | 1:26.81 |
| 7 | 20 | Cameron WILLETT | 12 | Ware | 1:30.00 |
| 8 | 18 | Finley LORD | 11 | Hitchin | 1:31.78 |
| Heat Number - 5 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 27 | Thomas CHALLIS | 12 | Potters Bar | 1:20.64 |
| 2 | 29 | Jude HAMILTON | 11 | Potters Bar | 1:18.00 |
| 3 | 31 | Thomas EVANS | 12 | Verulam | 1:15.86 |
| 4 | 33 | Jack PATERSON | 11 | Stevenage | 1:15.22 |
| 5 | 32 | Atticus WALTERS GOW | 12 | Co St Albans | 1:15.86 |
| 6 | 30 | Jupiter-Jones SHOKER | 10 | Stevenage | 1:17.06 |
| 7 | 28 | Max RICHARDSON | 15 | Hoddesdon | 1:19.71 |
| 8 | 26 | Lewis HERATY | 12 | Stevenage | 1:22.58 |
| Heat Number - 6 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 35 | Stefan SORCINELLI | 11 | Co St Albans | 1:13.38 |
| 2 | 37 | Alexis MARRIAGA | 13 | Potters Bar | 1:11.16 |
| 3 | 39 | Arthur HUNTLEY | 13 | Co St Albans | 1:09.54 |
| 4 | 41 | Murad MAKHKAMOV | 13 | Potters Bar | 1:08.61 |
| 5 | 40 | Theo KIELY | 14 | Co St Albans | 1:08.73 |
| 6 | 38 | Harrison LLEWELLYN | 13 | Hitchin | 1:09.67 |
| 7 | 36 | A GAVILANES PETRIK | 16 | Hitchin | 1:13.12 |
| 8 | 34 | Luke BARTLETT | 14 | Cheshunt | 1:13.67 |
| Heat Number - 7 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 43 | Daniel HILLMAN | 15 | Cheshunt | 1:05.82 |
| 2 | 45 | James BRUNTON | 16 | Cheshunt | 1:02.87 |
| 3 | 47 | Samuel HERATY | 17 | Stevenage | 1:02.03 |
| 4 | 49 | Luigi GIAMBRONE | 15 | Cheshunt | 59.85 |
| 5 | 48 | Jesse HOWARD | 16 | Hoddesdon | 1:00.40 |
| 6 | 46 | Oliver TUBRIDY | 15 | Stevenage | 1:02.14 |
| 7 | 44 | Euan ROBERTS | 15 | Hoddesdon | 1:03.39 |
| 8 | 42 | Charlie HAMILTON | 13 | Potters Bar | 1:08.57 |