(1) | 49.49 | Jacob Paul | (Windsor, Slough, Eton & Hounslow AC) | Olympic Park | 9.07.2017 |
(2) | 50.88 | Chris McAlister | (Thames Valley Harriers) | Watford | 7.05.2016 |
(3) | 50.93 | Blade Ashby | (Herne Hill Harriers) | Bedford | 21.06.2014 |
(4) | 51.30 | Tyri Donovan | (Windsor, Slough, Eton & Hounslow AC) | Eton | 6.07.2019 |
(5) | 51.65 | David Haizelden | (Croydon Harriers) | Crystal Palace | 27.06.1987 |
(6) | 51.7 | Tony Collins | (Herne Hill Harriers) | Crystal Palace | 23.07.1969 |
(7) | 52.26 | Mark Purser | (Croydon Harriers) | Crystal Palace | 27.06.1993 |
(8) | 52.32 | Mike Whittingham | (Herne Hill Harriers) | Crystal Palace | 12.06.1976 |
(9) | 52.74 | Austin Ferns (U20) | (Belgrave Harriers) | Bury St Edmunds | 10.07.1999 |
(10) | 52.76 | Hayden Christian (U20) | (Guildford & Godalming AC) | Cardiff | 26.08.2023 |
(11) | 52.8 | Maurice Evans | (Herne Hill Harriers) | Brighton | 7.07.1984 |
(12) | 53.11 | Luke Dronfield (U20) | (Blackheath & Bromley Harriers AC) | Bromley | 21.05.2024 |
(13) | 53.14 | Richard Holt | (Blackheath Harriers) | Blackpool | 14.06.1992 |
(14) | 53.18 | Alex O'Callaghan-Brown | (Blackheath & Bromley Harriers AC) | Sportcity | 1.05.2023 |
(15) | 53.2y | Ian Morgan | (Woking AC) | White City, London | 10.07.1965 |
(16) | 53.76 | Robert Taylor (U20) | (Woking AC) | Haringey | 29.05.1989 |
(17) | 53.84 | Jason Davenhill (U20) | (Croydon Harriers) | Crystal Palace | 29.05.1988 |
(18) | 53.9 | Steve Johnson (U20) | (Epsom & Ewell Harriers) | Crystal Palace | 26.08.1974 |
| 53.9 | James Parker | (Epsom & Ewell Harriers) | Watford | 1.06.2002 |
(20) | 54.1 | Alan King | (Croydon Harriers) | Cwmbran | 29.07.1972 |
(21) | 54.17 | Paul Cave | (Epsom & Ewell Harriers) | La Crosse, WI, USA | 9.04.2014 |
(22) | 54.19 | Lolu Oluwole-Ojo (U20) | (Windsor, Slough, Eton & Hounslow AC) | Bromley | 2.06.2013 |
(23) | 54.2 | D. Jonathan Owen | (Hercules Wimbledon AC) | Parliament Hill | 16.08.1980 |
(24) | 54.26 | Joe Yarde | (Windsor, Slough, Eton & Hounslow AC) | Lee Valley | 9.08.2014 |
(25) | 54.33 | Simon Rush (U20) | (Woking AC) | Crystal Palace | 29.05.1994 |
(26) | 54.4 | Richard Sexton | (Croydon Harriers) | Welwyn | 2.05.1992 |
(27) | 54.5 | Simon Furlonger (U20) | (Woking AC) | Crystal Palace | 5.07.1981 |
| 54.5 | Gareth Lewis (U20) | (Cheam High School) | Wimbledon | 11.05.1997 |
(29) | 54.53 | Matt Threadgold (U20) | (Belgrave Harriers) | Watford | 21.06.2009 |
(30) | 54.6y | George Tymms | (Surrey AC) | Motspur Park | 24.07.1963 |
(31) | 54.7 | Errol Grey | (South London Harriers) | Crystal Palace | 23.05.1976 |
(32) | 54.8y | Robin Woodland | (Hercules AC) | Portsmouth | 20.07.1960 |
(33) | 54.83 | Tom Parry | (Kingston AC & Polytechnic Harriers) | Basingstoke | 26.05.2012 |
(34) | 54.85 | William Hartley | (Woking AC) | Stratford | 5.05.2012 |
(35) | 54.9 | Ronald Ede | (Epsom & Ewell Harriers) | Paris, FRA | 7.09.1947 |
| 54.9y | Charlie Gillett | (Belgrave Harriers) | White City, London | 1.06.1963 |
(37) | 54.96 | Matt Field | (Kingston AC & Polytechnic Harriers) | Hendon | 5.06.2010 |
(38) | 55.0y | Ollie Baggott | (Surrey AC) | Exeter | ??.05.1963 |
(39) | 55.1 | Andrew Kennedy (U20) | (Croydon Harriers) | Motspur Park | 21.06.1969 |
| 55.1 | Joseph Stephenson (U20) | (St Josephs's College, Upper Norwood) | Crystal Palace | 24.06.1972 |
(41) | 55.25 | Owen Heard | (Harrow AC) | Parliament Hill | 11.09.2021 |
(42) | 55.4 | Mark Hunter | (Croydon Harriers) | Crystal Palace | 2.09.1984 |
(43) | 55.5y | Maurice Joyce | (Surrey AC) | Motspur Park | 30.05.1964 |
(44) | 55.6y | Alan Lansbury | (Herne Hill Harriers) | Norbiton | 17.09.1966 |
(45) | 55.69 | Oscar Heaney Brufal (U17) | (Blackheath & Bromley Harriers AC) | Bromley | 14.04.2018 |
(46) | 55.7 | John Squirrell | (Belgrave Harriers) | Battersea Park | 15.05.1996 |
| 55.7 | John Heanley | (Windsor, Slough & Eton AC) | Eton | 22.08.2000 |
(48) | 55.77 | Chris Woods | (Walton AC) | Stoke-on-Trent | 29.04.2000 |
(49) | 55.9 | Julian Hislop | (South London Harriers) | Crystal Palace | 31.08.1980 |
(50) | 56.0y | Ken Wilmshurst | (Walton AC) | White City, London | 9.09.1953 |
50 athletes with performances of 56.00 or better. |