| Under 20 Men Track & Field Records | |||
| 100M | Daniel Bonich (hand) | 10.6s | 26/06/1997 – Ashford |
| 100M | Tommy Ramdhan | 10.64s | 11/07/2014 – Lee Valley |
| 200M | Tommy Ramdhan | 21.27s | 06/08/2014 – Lee Valley |
| 400M | Steve Garrett | 47.91s | 26/06/1982 |
| 800M | Joe O’Hara | 1:48.88s | 19/08/2015 – Eltham |
| 1500M | Nick Armstrong | 3:56.73s | 30/07/2014 – Watford |
| 3000M | Joe O’Hara (U17) | 8:49.59s | 04/12/2013 – Lee Valley |
| Thomas Wright | 8:51.50s | 01/07/2014 – Watford | |
| 5000M | Thomas Wright | 15:41.7s | 02/08/2014 – Worthing |
| 10000M | Mark Casella | 35:12.2s | 11/05/1986 |
| 2000MS/C | Billy Somogyl | 6:25:86s | 25/05/2013 – Ashford |
| 3000MS/C | Roger Crickmore | 10:18.5s | 03/07/1982 |
| 110MH | Ethan Akanni | 13.68s | 17/06/2018 – Bedford |
| 400MH | Jonathan Mann | 55.33s | 18/08/2018 – Eltham |
| 3000m Walk | Matthew Crane | 12:56.5s | 03/09/2019 – Woodford |
| 5000m Walk | Luc Legon | 22:28.2s | 10/12/2016 – Horsham |
| 10000m Walk | Luc Legon | 49:53.4s | 21/06/2015 – Bedford |
| SP 6.25kg | Andy Racher | 12.68m | 16/05/1981 |
| DT 1.75kg | Juvenal Iragaba | 41.05m | 29/06/2014 – Lee Valley |
| JT | Matthew Miller | 56.40m | 1990 |
| HT 6.25kg | Graham Holder | 57.02m | 07/07/1991 – Crystal Palace |
| HT 7.26kg | Graham Holder | 51.40m | 26/08/1991 – Horsham |
| LJ | Richard Horne | 7.06m | 14/06/1986 |
| TJ | Peter Edwards | 14.69m | 30/08/1976 |
| HJ | Martin Lloyd | 2.15m | 17/05/1998 – Loughborough |
| PV | Martin Holder | 4.25m | 19/05/1990 – Crystal Palace |
| 4×400 | Jonathan Mann, Jack Higgins, Ted Higgins, Michael Fagbenle | 3:20.6s | 30/06/2019 – Erith |
