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| 400 U20M A |
| Pos | Perf | Name | | AG | | Age | DOB | Coach | Club | SB | PB | |
| 1 | 49.99 | Joseph Kinsey | PB | U20 | M | 17 | 16.05.95 | Keith Holt | Birchfield H | 49.37 | 49.25 |  |
| 2 | 51.03 | Kane Lee | PB | U20 | M | 17 | 06.06.95 | Neil Miller | Yate/Westbury | 51.03 | 51.03 | |
| 3 | 51.42 | Jarrod Skervin | | U20 | M | 18 | 08.05.94 | | Notts | 50.70 | 50.5 | |
| 4 | 51.56 | Jonathan Hobbs | | U20 | M | 17 | 26.10.94 | Helen Patricia James | Cardiff | 51.07 | 51.07 | |
| 5 | 51.92 | Andrew Cruickshank | | U20 | M | 17 | 05.09.94 | Keith Bullock | Derby | 51.1 | 51.1 | |
| 6 | 52.20 | Patrick Mills | | U17 | M | 16 | 27.09.95 | | Rugby & Northampton | 51.50 | 51.50 | |
| 7 | 52.77 | Carwyn Evans | SB | U20 | M | 17 | 21.11.94 | | Swansea | 52.68 | 52.0 | |
| 8 | 53.26 | Samuel Nicholls | | U17 | M | 16 | 12.03.96 | Robert Hughes | Cannock & Stafford | 53.2 | 53.2 | |
| 400 U20M B |
| Pos | Perf | Name | | AG | | Age | DOB | Coach | Club | SB | PB | |
| 1 | 51.61 | Jakob White | | U20 | M | 18 | 06.10.93 | | Yate | 51.3 | 50.94 | |
| 2 | 51.80 | Scott Gregory | PB | U20 | M | 18 | 02.03.94 | Anthony Pitt | Birchfield H/Coventry Uni | 51.80 | 51.80 | |
| 3 | 52.60 | Jacob Preece | PB | U17 | M | 16 | 07.09.95 | Paul Darney | Cardiff | 52.60 | 52.60 | |
| 4 | 52.93 | Alexander Skidmore | | U20 | M | 18 | 10.06.94 | | Notts | 51.3 | 51.3 | |
| 5 | 54.46 | Dan George | | U20 | M | 17 | 27.09.94 | | Rugby & Northampton | 53.41 | 53.41 | |
| 6 | 55.42 | Elliot Haddon | | U20 | M | 18 | 21.04.94 | | Swansea | 54.40 | 54.40 | |
| 7 | 58.45 | Chris Chambers | | U17 | M | 15 | 18.12.96 | | Derby | 57.1 | 57.1 | |
| 400 U20W A |
| Pos | Perf | Name | | AG | | Age | DOB | Coach | Club | SB | PB | |
| 1 | 56.34 | Loren Bleaken | | U17 | W | 16 | 03.09.95 | Adrian Clover | Team Bath | 55.43 | 54.87 | |
| 2 | 59.11 | Chantelle Robinson | | U20 | W | 17 | 20.12.94 | David Hourd | Notts | 58.02 | 57.9 | |
| 3 | 61.81 | Lucy Hammett | SB | U17 | W | 16 | 25.11.95 | Wynford Leyshon | Swansea | 61.17 | 60.35 | |
| 4 | 64.15 | Katy Warren | | U20 | W | 17 | 22.01.95 | | Birchfield H | 63.20 | 62.4 | |
| 5 | 64.16 | Gwen Williams | | U20 | W | 18 | 22.08.93 | | Cardiff/UWIC | 63.52 | 63.39 | |
| 6 | 67.90 | Rebecca Miller | SB | U20 | W | 17 | 14.02.95 | | Derby | 67.90 | 65.8 | |
| 7 | 69.51 | Lauren Byrd | | U20 | W | 18 | 16.02.94 | | Rugby & Northampton | 68.5 | 68.5 | |
| 400 U20W B |
| Pos | Perf | Name | | AG | | Age | DOB | Coach | Club | SB | PB | |
| 1 | 60.31 | Katie Geddes | | U17 | W | 16 | 09.10.95 | Nicholas Brown | Team Bath | 59.80 | 59.00 | |
| 2 | 60.95 | Jemima Osborn | SB | U20 | W | 18 | 20.01.94 | | Swansea/West Wales | 60.95 | 58.7 | |
| 3 | 61.12 | Molly Ferguson | PB | U17 | W | 16 | 05.04.96 | David Hourd | Notts | 61.12 | 61.12 | |
| 4 | 67.75 | Asia Ercan | SB | U20 | W | 17 | 29.12.94 | | Rugby & Northampton | 67.75 | 65.01 | |
| 5 | 68.71 | Lara Wisdish | PB | U17 | W | 15 | 07.05.97 | | Derby | 68.71 | 68.71 | |