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| 400 U20M |
| Pos | Perf | Name | | AG | | Age | DOB | Coach | Club | SB | PB | |
| 1 | 49.58 | Farren Morgan | | U20 | M | 18 | 29.10.93 | Christopher Harris | Bexley | 47.95 | 47.95 |  |
| 2 | 49.83 | Liam Grey Thompson | PB | U20 | M | 18 | 26.08.93 | Ty Holden | Barnet | 49.7 | 49.36 | |
| 3 | 50.89 | Matthew Dorrington | | U20 | M | 18 | 28.05.93 | Michael Bazire | Brighton & Hove/Brunel Uni | 49.90 | 49.0 | |
| 4 | 51.94 | Scott Barker | | U17 | M | 15 | 20.03.97 | David Vosser | Winchester | 50.32 | 50.32 | |
| 5 | 52.43 | Mali Lewis | | U20 | M | 18 | 05.11.93 | | Shaftesbury Barnet | 50.40 | 50.40 | |
| 400 U20M h1 |
| Pos | Perf | Name | | AG | | Age | DOB | Coach | Club | SB | PB | |
| 1 | 49.86 | Farren Morgan | | U20 | M | 18 | 29.10.93 | Christopher Harris | Bexley | 47.95 | 47.95 | |
| 2 | 49.98 | Dereece O'Callaghan | | U17 | M | 16 | 14.04.96 | Jane Dixon | Shaftesbury Barnet | 48.66 | 48.66 | |
| 3 | 51.39 | Scott Barker | | U17 | M | 15 | 20.03.97 | David Vosser | Winchester | 50.32 | 50.32 | |
| 4 | 51.39 | Jacob Ness | | U17 | M | 14 | 07.06.97 | Lee Ness | City of Salisbury | 50.20 | 49.28 | |
| 5 | 54.39 | James Tidd | | U20 | M | 18 | 06.01.94 | Conrad Milton | Windsor Slough Eton & Hounslow | 53.52 | 53.52 | |
| 400 U20M h2 |
| Pos | Perf | Name | | AG | | Age | DOB | Coach | Club | SB | PB | |
| 1 | 51.29 | Liam Grey Thompson | | U20 | M | 18 | 26.08.93 | Ty Holden | Barnet | 49.7 | 49.36 | |
| 2 | 52.02 | Christian Von Eitzen | PB | U17 | M | 15 | 01.01.97 | Harry Czapski | Vale of Aylesbury | 52.02 | 52.02 | |
| 3 | 52.15 | Mali Lewis | | U20 | M | 18 | 05.11.93 | | Shaftesbury Barnet | 50.40 | 50.40 | |
| 4 | 52.26 | Matthew Dorrington | | U20 | M | 18 | 28.05.93 | Michael Bazire | Brighton & Hove/Brunel Uni | 49.90 | 49.0 | |
| 5 | 52.55 | Karl Goodman | | U20 | M | 18 | 07.11.93 | Nick Taylor | Vale of Aylesbury | 50.13 | 49.84 | |
| 400 U20W |
| Pos | Perf | Name | | AG | | Age | DOB | Coach | Club | SB | PB | |
| 1 | 56.62 | Emily Jenkinson | PB | U17 | W | 15 | 21.07.96 | Todd Bennett | Southampton | 56.62 | 56.62 | |
| 2 | 57.93 | Akeesha Smith | PB | U20 | W | 16 | 11.06.95 | Frank Adams | Enfield & Haringey | 57.19 | 57.19 | |
| 3 | 58.07 | Matilda Rainsborough | SB | U17 | W | 15 | 28.08.96 | Alli Crossman | Guildford & Godalming | 58.07 | 56.97 | |
| 4 | 58.36 | Alex Hill | PB | U20 | W | 18 | 10.08.93 | Colin Bovell | Herts Phoenix/Bath Uni | 58.36 | 58.17 | |
| 5 | 58.69 | Becky Hodgson | PB | U20 | W | 17 | 08.04.95 | Angela Briscoe | White Horse | 58.57 | 58.57 | |
| 6 | 59.47 | Megan Steer | | U20 | W | 16 | 22.07.95 | Deborah Steer | St. Albans AC | 59.38 | 59.38 | |
| 7 | 60.29 | Katie Geddes | | U17 | W | 16 | 09.10.95 | Nicholas Brown | Team Bath | 59.80 | 59.00 | |
| 400 U20W h1 |
| Pos | Perf | Name | | AG | | Age | DOB | Coach | Club | SB | PB | |
| 1 | 59.57 | Alex Hill | | U20 | W | 18 | 10.08.93 | Colin Bovell | Herts Phoenix/Bath Uni | 58.36 | 58.17 | |
| 2 | 60.48 | Megan Steer | | U20 | W | 16 | 22.07.95 | Deborah Steer | St. Albans AC | 59.38 | 59.38 | |
| 3 | 60.89 | Becky Hodgson | | U20 | W | 17 | 08.04.95 | Angela Briscoe | White Horse | 58.57 | 58.57 | |
| 4 | 60.98 | Kerri-Ann Body | | U20 | W | 18 | 15.04.94 | Daniel Brooker | Brighton & Hove | 58.58 | 56.97 | |
| 5 | 63.17 | Lucy Hickmott | | U20 | W | 17 | 25.03.95 | Alan Champion | Dartford H | 59.97 | 59.01 | |
| 6 | 63.58 | An Unknown | | U20 | W | | | | Buck | | | |
| 7 | 64.59 | Georgie Ivens | | U20 | W | 19 | 12.04.93 | Ken Maggs | Nene Valley/Central Lancashire Uni | 58.59 | 56.75 | |
| 400 U20W h2 |
| Pos | Perf | Name | | AG | | Age | DOB | Coach | Club | SB | PB | |
| 1 | 56.14 | Sabrina Bakare | | U17 | W | 16 | 14.05.96 | Jane Dixon | Shaftesbury Barnet | 55.79 | 54.40 | |
| 2 | 58.45 | Emily Jenkinson | SB | U17 | W | 15 | 21.07.96 | Todd Bennett | Southampton | 56.62 | 56.62 | |
| 3 | 59.29 | Matilda Rainsborough | | U17 | W | 15 | 28.08.96 | Alli Crossman | Guildford & Godalming | 58.07 | 56.97 | |
| 4 | 60.25 | Akeesha Smith | | U20 | W | 16 | 11.06.95 | Frank Adams | Enfield & Haringey | 57.19 | 57.19 | |
| 5 | 60.59 | Katie Geddes | | U17 | W | 16 | 09.10.95 | Nicholas Brown | Team Bath | 59.80 | 59.00 | |
| 6 | 60.79 | Lizzie Harris | | U20 | W | 17 | 03.03.95 | Rupert Pepper | Poole Runners | 60.16 | 60.16 | |