| 2024 U20 Tonbridge |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 4x100 | 44.1 | | | | 2 | | | | Brighton | UK Youth Development League Upper - Southern 1B | 26 May 24 |
| 4x100 | 45.11 | | | | 4 | | | | Crawley | UK Youth Development League Upper - Southern 1B | 30 Jun 24 |
| 2023 U20 Tonbridge |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 4x100 | 45.72 | | | | 5 | | | | Basildon | UK Youth Development League Upper - Southern 1B | 28 May 23 |
| 4x100 | 46.52 | | | | 6 | | | | Gillingham | UK Youth Development League Upper - Southern 1B | 25 Jun 23 |
| 4x100 | 49.35 | | | | 5 | | | | Tonbridge | UK Youth Development League Upper - Southern 1B | 30 Apr 23 |
| 4x400 | 3:46.77 | | | | 6 | | | | Gillingham | UK Youth Development League Upper - Southern 1B | 25 Jun 23 |
| 4x400 | 3:53.01 | | | | 4 | | | | Basildon | UK Youth Development League Upper - Southern 1B | 28 May 23 |
| 4x400 | 3:54.27 | | | | 3 | | | | Tonbridge | UK Youth Development League Upper - Southern 1B | 30 Apr 23 |
| 2022 U20 Tonbridge |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 4x400 | 3:52.94 | | | | 4 | | | | Tonbridge | UK Youth Development League Upper Southern 1B | 24 Apr 22 |
| 2021 U20 Tonbridge |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 4x400 | 3:45.67 | | | | 3 | | | | Bromley | Backheath & Bromley YDL Kent Division Invitation Events | 30 May 21 |
| 2020 U20 Tonbridge |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 4x100 | 43.34 | | | | 3 | h2 | | | Lee Valley | London Inter City Challenge / UKA ClubConnect Relays & Hurdles Meeting | 5 Sep 20 |
| 4x100 | 43.64 | | | | 4 | | | | Lee Valley | London Inter City Challenge / UKA ClubConnect Relays & Hurdles Meeting | 5 Sep 20 |
| 2019 U20 Tonbridge |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 4x100 | 46.1 | | | | 4 | | | | Woodford | UK Youth Development U17/U20 League Division South 1B | 30 Jun 19 |
| 4x100 | 46.44 | | | | 5 | | | | Tonbridge | UK Youth Development U17/U20 League Division South 1B | 5 May 19 |
| 4x100 | 46.7 | | | | 4 | | | | Ashford | UK Youth Development U17/U20 League Division South 1B | 28 Jul 19 |
| 4x100 | 49.10 | | | | 4 | | | | Eltham | UK Youth Development U17/U20 League Division South 1B | 26 May 19 |
| 4x400 | 3:36.79 | | | | 2 | | | | Ashford | UK Youth Development U17/U20 League Division South 1B | 28 Jul 19 |
| 4x400 | 3:38.35 | | | | 2 | | | | Tonbridge | UK Youth Development U17/U20 League Division South 1B | 5 May 19 |
| 2018 U20 Tonbridge |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 4x100 | 46.65 | | | | 4 | | | | Croydon | UK Youth Development U17/U20 League Division South 1B | 1 Jul 18 |
| 4x100 | 48.21 | | | | 5 | | | | Stevenage | UK Youth Development U17/U20 League Division South 1B | 27 May 18 |
| 4x100 | 48.81 | | | | 6 | | | | Hornchurch | UK Youth Development U17/U20 League Division South 1B | 29 Apr 18 |
| 4x400 | 3:37.28 | | | | 3 | | | | Stevenage | UK Youth Development U17/U20 League Division South 1B | 27 May 18 |
| 4x400 | 3:44.4 | | | | 2 | | | | Ashford | UK Youth Development U17/U20 League Division South 1B | 29 Jul 18 |
| 4x400 | 4:17.67 | | | | 4 | | | | Hornchurch | UK Youth Development U17/U20 League Division South 1B | 29 Apr 18 |
| 2017 U20 Tonbridge |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 4x100 | 48.9 | | | | 4 | | | | Tonbridge | UK Youth Development U17/U20 League Division South Premier 2B | 23 Jul 17 |
| 4x400 | 3:33.72 | | | | 1 | | | | Stevenage | UK Youth Development U17/U20 League Division South Premier 2B | 28 May 17 |
| 4x400 | 3:34.7 | | | | 1 | | | | Tonbridge | UK Youth Development U17/U20 League Division South Premier 2B | 23 Jul 17 |
| 4x400 | 3:35.3 | | | | 1 | | | | Luton | UK Youth Development U17/U20 League Division South Premier 2B | 30 Apr 17 |
| 4x400 | 3:39.4 | | | | 4 | | | | Chelmsford | UK Youth Development U17/U20 League Division South Premier 2B | 25 Jun 17 |
| 2016 U20 Tonbridge |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 4x100 | 45.50 | | | | 4 | | | | Bromley | UK Youth Development U17/U20 League Division South Premier 1 | 29 May 16 |
| 4x100 | 45.91 | | | | 4 | | | | Eton | UK Youth Development U17/U20 League Division South Premier 1 | 24 Jul 16 |
| 4x100 | 46.01 | | | | 4 | | | | Eton | UK Youth Development U17/U20 League Division South Premier 1 | 1 May 16 |
| 4x100 | 46.43 | | | | 5 | | | | Hendon | UK Youth Development U17/U20 League Division South Premier 1 | 26 Jun 16 |
| 4x400 | 3:33.02 | | | | 4 | | | | Eton | UK Youth Development U17/U20 League Division South Premier 1 | 24 Jul 16 |
| 4x400 | 3:35.14 | | | | 3 | | | | Hendon | UK Youth Development U17/U20 League Division South Premier 1 | 26 Jun 16 |
| 4x400 | 3:36.77 | | | | 4 | | | | Eton | UK Youth Development U17/U20 League Division South Premier 1 | 1 May 16 |
| 4x400 | 3:39.28 | | | | 4 | | | | Bromley | UK Youth Development U17/U20 League Division South Premier 1 | 29 May 16 |
| 2015 U20 Tonbridge |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 4x100 | 45.31 | | | | 4 | | | | Reading | UK Youth Development U17/U20 League Division South Premier 2 | 16 May 15 |
| 4x100 | 45.5 | | | | 3 | | | | Harrow | UK Youth Development U17/U20 League Division South Premier 2 | 18 Apr 15 |
| 4x100 | 46.91 | | | | 4 | | | | Croydon | UK Youth Development U17/U20 League Division South Premier 2 | 28 Jun 15 |
| 4x100 | 48.8 | | | | 5 | | | | Crawley | UK Youth Development U17/U20 League Division South Premier 2 | 26 Jul 15 |
| 4x400 | 3:32.1 | | | | 1 | | | | Harrow | UK Youth Development U17/U20 League Division South Premier 2 | 18 Apr 15 |
| 4x400 | 3:33.5 | | | | 1 | | | | Crawley | UK Youth Development U17/U20 League Division South Premier 2 | 26 Jul 15 |
| 4x400 | 3:34.65 | | | | 3 | | | | Croydon | UK Youth Development U17/U20 League Division South Premier 2 | 28 Jun 15 |
| 4x400 | 3:36.98 | | | | 1 | | | | Reading | UK Youth Development U17/U20 League Division South Premier 2 | 16 May 15 |
| 2014 U20 Tonbridge |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 4x100 | 46.01 | | | | 5 | | | | Bromley | UK Youth Development U17/U20 League Division Southern Premier 1 | 1 Jun 14 |
| 4x100 | 46.06 | | | | 3 | | | | Norwich | UK Youth Development U17/U20 League Division Southern Premier 1 | 27 Apr 14 |
| 4x100 | 46.46 | | | | 5 | | | | Hendon | UK Youth Development U17/U20 League Division Southern Premier 1 | 27 Jul 14 |
| 4x100 | 47.19 | | | | 5 | | | | Eton | UK Youth Development U17/U20 League Division Southern Premier 1 | 29 Jun 14 |
| 4x400 | 3:21.16 | | | | 1 | | | | Hendon | UK Youth Development U17/U20 League Division Southern Premier 1 | 27 Jul 14 |
| 4x400 | 3:28.62 | | | | 2 | | | | Eton | UK Youth Development U17/U20 League Division Southern Premier 1 | 29 Jun 14 |
| 4x400 | 3:29.91 | | | | 1 | | | | Bromley | UK Youth Development U17/U20 League Division Southern Premier 1 | 1 Jun 14 |
| 4x400 | 3:29.97 | | | | 2 | | | | Norwich | UK Youth Development U17/U20 League Division Southern Premier 1 | 27 Apr 14 |
| 2013 U20 Tonbridge |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 4x100 | 45.5 | | | | 2 | | | | Chelmsford | UK Youth Development U17/U20 League Division Southern Premier 2 | 2 Jun 13 |
| 4x100 | 47.42 | | | | 3 | | | | Woodford | UK Youth Development U17/U20 League Division Southern Premier 2 | 28 Apr 13 |
| 4x400 | 3:26.5 | | | | 1 | | | | Chelmsford | UK Youth Development U17/U20 League Division Southern Premier 2 | 2 Jun 13 |
| 4x400 | 3:33.11 | | | | 1 | | | | Tonbridge | UK Youth Development U17/U20 League Division Southern Premier 2 | 28 Jul 13 |
| 4x400 | 3:35.2 | | | | 2 | A | | | Harrow | UK Youth Development U17/U20 League Division Southern Premier 2 | 30 Jun 13 |
| 4x400 | 3:38.91 | | | | 2 | | | | Woodford | UK Youth Development U17/U20 League Division Southern Premier 2 | 28 Apr 13 |
| 2011 U20 Tonbridge |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 4x100 | 48.01 | | | | 5 | | | | Tonbridge | National Junior League Medway Division | 29 May 11 |
| 4x400 | 3:30.43 | | | | 2 | | | | Tonbridge | National Junior League Medway Division | 29 May 11 |
| 4x400 | 3:51.7 | | | | 6 | | | | Eltham | National Junior League Medway Division | 1 May 11 |
| 2010 U20 Tonbridge |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 4x100 | 47.5 | | | | 7 | | | | Eltham | National Junior Athletic League Medway | 18 Apr 10 |
| 4x100 | 48.2 | | | | 6 | | | | Ashford | National Junior Athletic League Medway | 25 Jul 10 |
| 4x400 | 3:39.8 | | | | 2 | | | | Ashford | National Junior Athletic League Medway | 25 Jul 10 |
| 4x400 | 3:46.94 | | | | 5 | | | | Eltham | National Junior Athletic League Medway | 18 Apr 10 |
| 2009 U20 Tonbridge |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 4x100 | 46.4 | | | | 7 | | | | Hendon | National Junior Athletic League - Southern Promotional Final | 30 Aug 09 |
| 4x400 | 3:31.0 | | | | 2 | | | | Dartford | Kent Relay Championships | 13 Sep 09 |
| 4x400 | 3:33.8 | | | | 1 | | | | Ashford | National Junior Athletic League Medway | 14 Jun 09 |
| 4x400 | 3:34.6 | | | | 1 | | | | Tonbridge | National Junior Athletic League Medway | 19 Apr 09 |
| 4x400 | 3:36.4 | | | | 2 | | | | Croydon | National Junior Athletic League Medway | 24 May 09 |
| 4x400 | 3:36.8 | | | | 2 | | | | Tonbridge | National Junior Athletic League Medway | 26 Jul 09 |
| 2008 U20 Tonbridge |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 4x100 | 43.3 | | | | 1 | | | | Tonbridge | National Junior Athletic League - Medway | 27 Jul 08 |
| 4x100 | 44.5 | | | | 2 | | | | Eltham | National Junior Athletic League - Medway | 25 May 08 |
| 4x400 | 3:31.4 | | | | 2 | | | | Tonbridge | National Junior Athletic League - Medway | 27 Jul 08 |
| 4x400 | 3:34.8 | | | | 1 | | | | Dartford | National Junior Athletic League - Medway | 29 Jun 08 |
| 4x400 | 3:35.5 | | | | 2 | | | | Eltham | National Junior Athletic League - Medway | 25 May 08 |
| 4x400 | 3:37.6 | | | | 4 | A | | | Erith | National Junior Athletic League - Medway | 27 Apr 08 |
| 2007 U20 Tonbridge |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 4x100 | 44.9 | | | | 2 | | | | Hoo | National Junior League Medway | 1 Jul 07 |
| 4x100 | 45.4 | | | | 3 | | | | Croydon | National Junior League Medway | 27 May 07 |
| 4x100 | 45.6 | | | | 4 | | | | Tonbridge | National Junior League Medway | 29 Jul 07 |
| 4x100 | 46.0 | | | | 5 | | | | Lee Valley | NJAL Southern Promotion Match | 2 Sep 07 |
| 4x400 | 3:31.1 | | | | 3 | | | | Lee Valley | NJAL Southern Promotion Match | 2 Sep 07 |
| 4x400 | 3:34.8 | | | | 4 | | | | Ashford | National Junior League Medway | 29 Apr 07 |
| 4x400 | 3:37.9 | | | | 3 | | | | Tonbridge | National Junior League Medway | 29 Jul 07 |