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| 400 U20M s1 (25 Feb) |
| Pos | Perf | | Name | | AG | | Age | DOB | Coach | Club | SB | PB | |
| 1 | 48.64 | i | James Greene | PB | U20 | M | | | | Ferrybank/Ireland | 48.31 | 48.31 |  |
| 2 | 49.47 | i | Lolu Oluwole-Ojo | PB | U20 | M | 17 | 07.10.94 | Marina Armstrong | Epsom & Ewell/Windsor Slough Eton & Hounslow | 48.66 | 48.45 | |
| 3 | 50.48 | i | Scott Edwards | | U20 | M | 17 | 30.11.94 | Mal Edwards | Cardiff | 50.32 | 49.23 | |
| 4 | 51.07 | i | Liam Grey Thompson | | U20 | M | 18 | 26.08.93 | Ty Holden | Barnet | 49.7 | 49.36 | |
| 5 | 52.47 | i | Jonathan Osbourne | | U20 | M | 18 | 23.02.94 | Marina Armstrong | Hercules Wimbledon | 49.10 | 48.94 | |
| 6 | 53.02 | i | Ashley Langton | | U20 | M | 17 | 14.11.94 | John Blackshaw | Doncaster | 50.2 | 50.2 | |
| 400 U20M s2 (25 Feb) |
| Pos | Perf | | Name | | AG | | Age | DOB | Coach | Club | SB | PB | |
| 1 | 48.17 | i | Alex Boyce | SB | U20 | M | 17 | 18.06.94 | Robert Roberts | Liverpool H | 47.03 | 47.03 | |
| 1 | 49.60 | i | Jacob Paul | PB | U20 | M | 17 | 06.02.95 | Marina Armstrong | Windsor Slough Eton & Hounslow | 49.42 | 49.17 | |
| 3 | 50.16 | i | Matthew Constable | | U20 | M | 17 | 06.11.94 | | Ipswich | 49.01 | 49.01 | |
| 4 | 50.44 | i | Scott Parsons | PB | U20 | M | 18 | 11.03.93 | David Brown | Biggleswade/Team Bedfordshire | 49.7 | 49.7 | |
| 5 | 51.72 | i | Matthew Mayne | | U20 | M | 16 | 09.05.95 | Martin Leek | Cannock & Stafford | 50.98 | 50.74 | |
| 6 | 51.98 | i | Harry Ashman | | U20 | M | 18 | 23.03.93 | | Highgate/Birmingham Uni | 50.7 | 50.30 | |
| 400 U20M s3 (25 Feb) |
| Pos | Perf | | Name | | AG | | Age | DOB | Coach | Club | SB | PB | |
| 1 | 48.92 | i | Paul Scanlan | SB | U20 | M | 18 | 13.06.93 | Simon Duberley | Woodford Green Essex Ladies/Leevale/Ireland | 48.92 | 48.25 | |
| 2 | 50.29 | i | Victor-Ricardo Dos Santos Soares | | U20 | M | 17 | 18.12.94 | Clarence Callender | Thames Valley/Portugal | 47.73 | 46.90 | |
| 3 | 50.52 | i | Ben Kiely | PB | U20 | M | 17 | 11.03.94 | | Ferrybank/Ireland | 50.52 | 50.20 | |
| 4 | 50.69 | i | Joseph Kinsey | SB | U20 | M | 16 | 16.05.95 | | Worcester | 49.37 | 49.25 | |
| 5 | 51.90 | i | Levi Curtis | | U20 | M | 17 | 03.06.94 | | Chesterfield | 49.8 | 49.8 | |
| 6 | 52.08 | i | Karl Goodman | | U20 | M | 18 | 07.11.93 | Nick Taylor | Vale of Aylesbury | 50.13 | 49.84 | |
| 400 U20M h1 (25 Feb) |
| Pos | Perf | | Name | | AG | | Age | DOB | Coach | Club | SB | PB | |
| 1 | 49.03 | i | James Greene | PB | U20 | M | | | | Ferrybank/Ireland | 48.31 | 48.31 | |
| 2 | 50.39 | i | Scott Parsons | PB | U20 | M | 18 | 11.03.93 | David Brown | Biggleswade/Team Bedfordshire | 49.7 | 49.7 | |
| 3 | 51.54 | i | Ashley Langton | SB | U20 | M | 17 | 14.11.94 | John Blackshaw | Doncaster | 50.2 | 50.2 | |
| 4 | 51.80 | i | Aaron Bandoo | PB | U20 | M | 18 | 17.08.93 | | Wolverhampton & Bilston | 51.80 | 51.80 | |
| 5 | 51.95 | i | Kevin Samuels | | U20 | M | | | | Wolverhampton & Bilston | 51.17 | 50.75 | |
| - | DQ | i | Owen Smith | | U20 | M | 17 | 07.11.94 | Caroline Sayer | Deeside AAC | 48.04 | 48.04 | |
| 400 U20M h2 (25 Feb) |
| Pos | Perf | | Name | | AG | | Age | DOB | Coach | Club | SB | PB | |
| 1 | 50.09 | i | Victor-Ricardo Dos Santos Soares | | U20 | M | 17 | 18.12.94 | Clarence Callender | Thames Valley/Portugal | 47.73 | 46.90 | |
| 2 | 50.34 | i | Scott Edwards | | U20 | M | 17 | 30.11.94 | Mal Edwards | Cardiff | 50.32 | 49.23 | |
| 3 | 50.92 | i | Liam Grey Thompson | PB | U20 | M | 18 | 26.08.93 | Ty Holden | Barnet | 49.7 | 49.36 | |
| 4 | 50.98 | i | Matthew Mayne | SB | U20 | M | 16 | 09.05.95 | Martin Leek | Cannock & Stafford | 50.98 | 50.74 | |
| 5 | 51.43 | i | Harry Ashman | PB | U20 | M | 18 | 23.03.93 | | Highgate/Birmingham Uni | 50.7 | 50.30 | |
| 6 | 52.64 | i | Ian Mclean-Foreman | PB | U20 | M | 17 | 17.10.94 | | Millfield Sch | 52.64 | 52.64 | |
| 400 U20M h3 (25 Feb) |
| Pos | Perf | | Name | | AG | | Age | DOB | Coach | Club | SB | PB | |
| 1 | 50.72 | i | Jacob Paul | | U20 | M | 17 | 06.02.95 | Marina Armstrong | Windsor Slough Eton & Hounslow | 49.42 | 49.17 | |
| 2 | 50.80 | i | Ben Kiely | PB | U20 | M | 17 | 11.03.94 | | Ferrybank/Ireland | 50.52 | 50.20 | |
| 3 | 51.22 | i | Karl Goodman | PB | U20 | M | 18 | 07.11.93 | Nick Taylor | Vale of Aylesbury | 50.13 | 49.84 | |
| 4 | 51.24 | i | Levi Curtis | PB | U20 | M | 17 | 03.06.94 | | Chesterfield | 49.8 | 49.8 | |
| - | DNF | i | Clovis Asong | | U20 | M | 17 | 31.10.94 | Keith Hunter | Sale Harriers Manchester | 47.25 | 46.74 | |
| 400 U20M h4 (25 Feb) |
| Pos | Perf | | Name | | AG | | Age | DOB | Coach | Club | SB | PB | |
| 1 | 49.43 | i | Alex Boyce | | U20 | M | 17 | 18.06.94 | Robert Roberts | Liverpool H | 47.03 | 47.03 | |
| 2 | 49.83 | i | Lolu Oluwole-Ojo | SB | U20 | M | 17 | 07.10.94 | Marina Armstrong | Epsom & Ewell/Windsor Slough Eton & Hounslow | 48.66 | 48.45 | |
| 3 | 50.26 | i | Matthew Constable | | U20 | M | 17 | 06.11.94 | | Ipswich | 49.01 | 49.01 | |
| 4 | 51.58 | i | Jon Rendell | | U20 | M | 18 | 12.10.93 | Darrell Maynard | Dacorum & Tring | 51.50 | 50.82 | |
| 5 | 52.16 | i | Tom Purton | | U20 | M | 17 | 12.02.95 | | Marshall Milton Keynes | 51.59 | 50.51 | |
| 400 U20M h5 (25 Feb) |
| Pos | Perf | | Name | | AG | | Age | DOB | Coach | Club | SB | PB | |
| 1 | 50.03 | i | Paul Scanlan | | U20 | M | 18 | 13.06.93 | Simon Duberley | Woodford Green Essex Ladies/Leevale/Ireland | 48.92 | 48.25 | |
| 2 | 50.60 | i | Joseph Kinsey | SB | U20 | M | 16 | 16.05.95 | | Worcester | 49.37 | 49.25 | |
| 3 | 50.60 | i | Jonathan Osbourne | SB | U20 | M | 18 | 23.02.94 | Marina Armstrong | Hercules Wimbledon | 49.10 | 48.94 | |
| 4 | 51.84 | i | Jonathan Hobbs | | U20 | M | 17 | 26.10.94 | Helen Patricia James | Cardiff | 51.07 | 51.07 | |
| 5 | 54.03 | i | Luke Butler | SB | U20 | M | | | | Guildford & Godalming | 54.03 | 51.99 | |
| 400 U17M h1 (25 Feb) |
| Pos | Perf | | Name | | AG | | Age | DOB | Coach | Club | SB | PB | |
| 1 | 50.78 | i | Nick Petrou | SB | U17 | M | 15 | 20.07.96 | John Baron | Leeds City | 48.25 | 48.25 | |
| 2 | 51.62 | i | Scott Barker | SB | U17 | M | 14 | 20.03.97 | David Vosser | Winchester | 50.32 | 50.32 | |
| 3 | 52.21 | i | Matthew Campleman | SB | U17 | M | 16 | 03.01.96 | Alan Childs | Leeds City | 52.21 | 51.89 | |
| 4 | 52.36 | i | Jake Berney | | U17 | M | 16 | 21.10.95 | Roy Thickpenny | Peterborough | 51.7 | 51.08 | |
| 5 | 53.64 | i | Dylan Doggett | | U17 | M | 16 | 02.10.95 | Bryn Percival | Cambridge & Coleridge | 51.58 | 51.4 | |
| 400 U17M h2 (25 Feb) |
| Pos | Perf | | Name | | AG | | Age | DOB | Coach | Club | SB | PB | |
| 1 | 49.58 | i | Dereece O'Callaghan | SB | U17 | M | 15 | 14.04.96 | Jane Dixon | Shaftesbury Barnet | 48.66 | 48.66 | |
| 2 | 49.70 | i | Matthew Chant | PB | U17 | M | 15 | 12.10.96 | James Coney | Andover | 48.97 | 48.97 | |
| 3 | 50.24 | i | Aiden Davies | PB | U17 | M | 16 | 26.12.95 | Bruce Bewley | Doncaster | 50.24 | 50.24 | |
| 4 | 53.92 | i | Jacob Ness | | U17 | M | 14 | 07.06.97 | Lee Ness | City of Salisbury | 50.20 | 49.28 | |
| 5 | 54.64 | i | Remello Edwards | | U17 | M | 16 | 14.10.95 | Vicente Modahl | Sale Harriers Manchester | 52.97 | 52.97 | |
| 400 U17M h3 (25 Feb) |
| Pos | Perf | | Name | | AG | | Age | DOB | Coach | Club | SB | PB | |
| 1 | 50.72 | i | Josh Evans | | U17 | M | 16 | 30.09.95 | Sandra Woodman | Yate | 49.53 | 49.53 | |
| 2 | 51.82 | i | Shaun Cooke | | U17 | M | 15 | 01.12.96 | Roy Holland | Sutton & District | 49.62 | 49.62 | |
| 3 | 51.93 | i | George Walmsley | | U17 | M | 16 | 11.10.95 | Danaa Callow | Manx | 51.6 | 51.6 | |
| 4 | 52.35 | i | Daniel Neal | PB | U17 | M | 15 | 21.11.96 | Andy Bibby | Preston | 52.21 | 51.15 | |
| 5 | 53.10 | i | Samuel Randall | | U17 | M | 16 | 20.01.96 | Mark Shepherd | Team Kennet | 50.16 | 49.7 | |
| 400 U15M (25 Feb) |
| Pos | Perf | | Name | | AG | | Age | DOB | Coach | Club | SB | PB | |
| 1 | 52.92 | i | Ashley Sandall | PB | U15 | M | 14 | 23.09.97 | George Skafidas | Nene Valley | 51.48 | 50.74 | |
| 2 | 53.80 | i | Patrick Channings | PB | U15 | M | 14 | 13.11.97 | Adam Tofield | Tavistock/Cornwall Schs/Armada | 51.91 | 51.91 | |
| 3 | 55.66 | i | Elliot Holland | PB | U15 | M | 14 | 23.10.97 | Paul Merrell | West Norfolk | 52.12 | 51.4 | |
| 4 | 55.68 | i | Harry Sutherland | | U15 | M | 14 | 18.11.97 | Ian Grant | Wycombe | 54.72 | 52.9 | |
| 400 U15M h1 (25 Feb) |
| Pos | Perf | | Name | | AG | | Age | DOB | Coach | Club | SB | PB | |
| 1 | 52.71 | i | Mahmood Khaisto | PB | U15 | M | 14 | 05.01.98 | | S Factor | 50.39 | 50.39 | |
| 2 | 54.60 | i | Ryan James | | U15 | M | 14 | 04.09.97 | Helen Patricia James | Cardiff | 52.97 | 51.52 | |
| 3 | 54.72 | i | Harry Sutherland | SB | U15 | M | 14 | 18.11.97 | Ian Grant | Wycombe | 54.72 | 52.9 | |
| 4 | 55.81 | i | William Stirling-Stainsby | PB | U15 | M | 14 | 18.11.97 | George Ogilvie | Winchester | 55.81 | 55.81 | |
| 5 | 57.49 | i | Shay Walker | PB | U15 | M | 14 | 28.09.97 | Martin Bishell | City of Sheffield | 55.9 | 54.7 | |
| 400 U15M h2 (25 Feb) |
| Pos | Perf | | Name | | AG | | Age | DOB | Coach | Club | SB | PB | |
| 1 | 53.57 | i | Patrick Channings | PB | U15 | M | 14 | 13.11.97 | Adam Tofield | Tavistock/Cornwall Schs/Armada | 51.91 | 51.91 | |
| 2 | 53.82 | i | Ashley Sandall | | U15 | M | 14 | 23.09.97 | George Skafidas | Nene Valley | 51.48 | 50.74 | |
| 3 | 55.18 | i | Elliot Holland | PB | U15 | M | 14 | 23.10.97 | Paul Merrell | West Norfolk | 52.12 | 51.4 | |
| 4 | 55.67 | i | Silvano Marcantonio | | U15 | M | 13 | 01.08.98 | | Edinburgh AC | 53.9 | 53.48 | |
| 400 U20W h1 (25 Feb) |
| Pos | Perf | | Name | | AG | | Age | DOB | Coach | Club | SB | PB | |
| 1 | 57.75 | i | Rachel Dickens | | U20 | W | 17 | 28.10.94 | John Blackie | Blackheath & Bromley | 55.16 | 55.07 | |
| 2 | 58.18 | i | Katie Stainton | PB | U20 | W | 17 | 08.01.95 | Trevor Marsay | Birchfield H | 58.18 | 58.18 | |
| 3 | 58.23 | i | Jessica McCabe | | U20 | W | 18 | 05.11.93 | Marina Armstrong | Windsor Slough Eton & Hounslow | 57.07 | 57.07 | |
| 4 | 60.25 | i | Lauren Bugler | PB | U20 | W | 17 | 31.07.94 | Andy Bibby | Preston | 59.8 | 59.8 | |
| 5 | 60.92 | i | Megan Dixon | | U20 | W | 17 | 25.05.94 | Howard Court | Wolverhampton & Bilston | 59.92 | 59.92 | |
| 400 U20W h2 (25 Feb) |
| Pos | Perf | | Name | | AG | | Age | DOB | Coach | Club | SB | PB | |
| 1 | 56.52 | i | Leah Barrow | | U20 | W | 19 | 21.01.93 | Alan Hewson | Windsor Slough Eton & Hounslow/Birmingham Uni | 55.83 | 55.83 | |
| 2 | 57.36 | i | Jessie Knight | | U20 | W | 17 | 15.06.94 | James McDonald | Herne Hill | 54.41 | 54.41 | |
| 3 | 59.47 | i | Sophie Preece | PB | U20 | W | 16 | 24.05.95 | | Altrincham | 57.5 | 57.5 | |
| 4 | 62.17 | i | Chelsea Shurland | SB | U20 | W | | | Timothy Rhys Hughes | St. Albans AC | 59.3 | 58.88 | |
| 5 | 63.56 | i | Lauren Bowen | SB | U20 | W | 16 | 09.05.95 | Roger Devlin | Sale Harriers Manchester | 63.56 | 62.1 | |
| 400 U20W h3 (25 Feb) |
| Pos | Perf | | Name | | AG | | Age | DOB | Coach | Club | SB | PB | |
| 1 | 57.02 | i | Megan Rogers | | U20 | W | 18 | 25.05.93 | Darrell Maynard | Wrexham/UWIC/Swansea/North Wales | 56.13 | 55.9 | |
| 2 | 57.42 | i | Ann Ika-Oqua | | U20 | W | | | | Wolverhampton & Bilston | 55.41 | 55.41 | |
| 3 | 59.52 | i | Freya Bradshaw | SB | U20 | W | 16 | 23.03.95 | David Harmes | Scunthorpe | 57.66 | 57.66 | |
| 4 | 61.49 | i | Laura Smith | | U20 | W | 17 | 13.05.94 | Nicholas Brown | Team Bath/Yeovil | 59.75 | 58.9 | |