(1) | 48.06 | Josh Street | (South London Harriers) | Sheffield | 9.02.2013 |
(2) | 48.3 | David Simpson | (Croydon Harriers) | Birmingham | 22.02.1992 |
(3) | 48.37 | Conor Kelly | (Hercules Wimbledon AC) | EIS Sheffield | 11.02.2024 |
(4) | 49.17 | Jacob Paul | (Windsor, Slough, Eton & Hounslow AC) | Birmingham | 23.02.2013 |
(5) | 49.51 | Chad Miller | (Hercules Wimbledon AC) | Sheffield | 24.02.2018 |
(6) | 49.78 | Samuel Mowa | (Blackheath & Bromley Harriers AC) | EIS Sheffield | 10.02.2024 |
(7) | 49.83 | Amir Sultan-Edwards (U17) | (Blackheath & Bromley Harriers AC) | Lee Valley | 5.01.2019 |
(8) | 50.09 | Edward Enser | (Bracknell AC) | Cardiff | 27.01.2024 |
(9) | 50.24 | Omar Parsons | (Shaftesbury Barnet Harriers) | Lee Valley | 30.01.2016 |
(10) | 50.26 | Will Stapleton | (Kingston AC & Polytechnic Harriers) | Sheffield | 17.02.2019 |
(11) | 50.32 | Hayden Christian | (Guildford & Godalming AC) | Lee Valley | 4.02.2024 |
(12) | 50.38 | Lolu Oluwole-Ojo | (Windsor, Slough, Eton & Hounslow AC) | Lee Valley | 13.01.2013 |
(13) | 50.44 | Klaysen Kafuti | (Croydon Harriers) | Lee Valley | 21.01.2023 |
(14) | 50.45 | George Pittwood | (Walton AC) | Lee Valley | 4.02.2024 |
(15) | 50.54 | Chris McAlister | (Sutton & District AC) | EIS Sheffield | 1.03.2014 |
(16) | 50.55 | George Sudderick (U17) | (Walton AC) | Lee Valley | 5.01.2019 |
(17) | 50.58 | Ethan Curran | (Crawley AC) | EIS Sheffield | 11.02.2023 |
(18) | 50.59 | Shaun Cooke (U17) | (Sutton & District AC) | NIA Birmingham | 23.02.2013 |
(19) | 50.61 | Ocean Schwartz | (Holland Sports AC) | Sheffield | 13.02.2016 |
(20) | 50.82 | Noah Ridgeon (U17) | (Sutton & District AC) | Sheffield | 12.02.2023 |
(21) | 50.89 | Omari Carr-Miller | (Croydon Harriers) | Lee Valley | 29.01.2012 |
(22) | 50.95 | Oscar Heaney Brufal (U17) | (Blackheath & Bromley Harriers AC) | Sheffield | 24.02.2018 |
(23) | 51.14 | Jonty Mitchell | (Guildford & Godalming AC) | Lee Valley | 30.01.2019 |
(24) | 51.26 | Keeran Sriskandarajah | (Herne Hill Harriers) | Lee Valley | 20.01.2024 |
(25) | 51.30 | Max Perez-Diaz | (Kingston AC & Polytechnic Harriers) | Sheffield | 13.02.2016 |
(26) | 51.34 | Joseph Massimo (U17) | (Crawley AC) | Lee Valley | 30.01.2016 |
| 51.34 | Fred Hake (U17) | (Herne Hill Harriers) | Lee Valley | 14.01.2024 |
(28) | 51.36 | Gary Parker (U17) | (Aldershot, Farnham & District AC) | Birmingham | 20.02.1999 |
| 51.36 | Harry Grindle | (Belgrave Harriers) | Sheffield | 24.02.2018 |
(30) | 51.43 | Matthew De Rossi (U17) | (Belgrave Harriers) | Lee Valley | 8.01.2017 |
(31) | 51.52 | Sean Rafique | (Windsor, Slough, Eton & Hounslow AC) | Lee Valley | 17.01.2015 |
(32) | 51.79 | Zachary Crowther | (Herne Hill Harriers) | Lee Valley | 20.01.2024 |
(33) | 51.85 | Memphis Ayoade (U17) | (Herne Hill Harriers) | Lee Valley | 5.01.2019 |
(34) | 51.92 | Tom Westerman | (Guildford & Godalming AC) | Lee Valley | 6.12.2017 |
(35) | 52.00 | Joshua Pearson (U17) | (Windsor, Slough, Eton & Hounslow AC) | Lee Valley | 21.01.2017 |
(36) | 52.17 | Israel Ospina (U17) | (Croydon Harriers) | Lee Valley | 8.01.2017 |
(37) | 52.48 | Adam Coates | (Epsom & Ewell Harriers) | Lee Valley | 26.01.2019 |
(38) | 52.52 | Kieran Bouwmeester-Reid | (St Mary's Richmond AC) | Lee Valley | 20.01.2024 |
(39) | 52.56 | Marcelle Rowe (U17) | (Croydon Harriers) | Lee Valley | 12.01.2014 |
(40) | 52.66 | Sam Bishop (U17) | (Walton AC) | Lee Valley | 20.01.2018 |
(41) | 52.78 | Ethan Dray | (Walton AC) | Lee Valley | 18.01.2020 |
(42) | 52.80 | George Mears (U17) | (Guildford & Godalming AC) | Lee Valley | 8.01.2017 |
(43) | 52.96 | Indraneel Kandlagunta | (Slough Junior AC) | EIS Sheffield | 24.02.2024 |
(44) | 53.09 | Toby Borthwick | (Guildford & Godalming AC) | Lee Valley | 26.01.2013 |
(45) | 53.14 | Rafe Scott | (Guildford & Godalming AC) | Lee Valley | 28.01.2017 |
(46) | 53.51 | Drew Burridge | (Reigate Priory AC) | Lee Valley | 1.01.2020 |
(47) | 53.60 | Alex Williams-Baffoe | (Kingston AC & Polytechnic Harriers) | EIS Sheffield | 21.02.2015 |
(48) | 53.61 | Thomas Handley (U17) | (Camberley & District AC) | Lee Valley | 20.01.2018 |
(49) | 53.63 | Javon Blake (U17) | (Hercules Wimbledon AC) | Lee Valley | 28.01.2023 |
(50) | 53.69 | Matthew Wehrle (U17) | (Hercules Wimbledon AC) | Lee Valley | 14.01.2024 |
(51) | 53.82 | Matthew Dyer | (Epsom & Ewell Harriers) | Lee Valley | 27.01.2018 |
(52) | 53.93 | Harvey Kande | (Herne Hill Harriers) | Lee Valley | 21.01.2023 |
(53) | 54.00 | Nathan Latigo | (Herne Hill Harriers) | Lee Valley | 20.11.2022 |
(54) | 54.3 | Reuben Leyland (U17) | (Walton AC) | Lee Valley | 7.01.2018 |
(55) | 54.32 | Ricardo King (U17) | (Croydon Harriers) | Lee Valley | 12.01.2014 |
(56) | 54.66 | Joshua Hodge (U17) | (Sutton & District AC) | Lee Valley | 6.01.2013 |
| 54.66 | Harry Klein (U17) | (Aldershot, Farnham & District AC) | Lee Valley | 10.03.2024 |
(58) | 55.00 | Joshua Clinton (U17) | (Epsom & Ewell Harriers) | Lee Valley | 2.01.2023 |
58 athletes with performances of 55.00 or better. |