| 2025 U15 Bedford & County |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 4x100 | 52.2 | | | | 4 | | | | Ware | Eastern Young Athletes league | 18 May 25 |
| 4x100 | 52.83 | | | | 1 | B | | | Stevenage | Eastern Young Athletes league | 15 Jun 25 |
| 4x100 | 54.1 | | | | 2 | B | | | Norwich | Eastern Young Athletes league | 13 Apr 25 |
| 2024 U15 Bedford & County |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 4x100 | 53.8 | | | | 3 | | | | Hemel Hempstead | UK Youth Development League Lower - Southern 1C | 19 May 24 |
| 4x100 | 54.07 | | | | 2 | | | | Bedford | Eastern Young Athletes League | 28 Jul 24 |
| 4x100 | 54.70 | | | | 5 | | | | Grays | Eastern Young Athletes League Plate Final | 8 Sep 24 |
| 4x100 | 54.71 | | | | 2 | | | | Bedford | UK Youth Development League Lower - Southern 1C | 20 Apr 24 |
| 4x100 | 54.96 | | | | 5 | A | | | Stevenage | Eastern Young Athletes League | 14 Apr 24 |
| 4x100 | 55.3 | | | | 5 | | | | Watford | Eastern Young Athletes League | 5 May 24 |
| 4x300 | 3:05.13 | | | | 4 | | | | Eton | UK Youth Development League Lower - Southern 1C | 21 Jul 24 |
| 4x300 | 3:06.65 | | | | 2 | | | | Bracknell | UK Youth Development League Lower - Southern 1C | 16 Jun 24 |
| 2023 U15 Bedford & County |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 4x100 | 50.2 | | | | 1 | | | | St. Albans | Eastern Young Athletes League | 21 May 23 |
| 4x100 | 50.50 | | | | 4 | | | | Hornchurch | Eastern Young Athletes League | 2 Jul 23 |
| 2022 U15 Bedford & County |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 4x100 | 58.26 | | | | 3 | | | | Stevenage | Eastern Young Athletes League | 5 Jun 22 |
| 2021 U15 Bedford & County |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 4x100 | 52.89 | | | | 1 | | | | Stevenage | Eastern Young Athletes League | 15 Aug 21 |
| 2019 U15 Bedford & County |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 4x100 | 50.6 | | | | 3 | | | | Hemel Hempstead | Eastern Young Athletes' League | 2 Jun 19 |
| 4x100 | 51.05 | | | | 5 | | | | Bedford | Eastern Young Athletes' League Plate Final | 15 Sep 19 |
| 4x100 | 51.4 | | | | 1 | | | | Bedford | Eastern Young Athletes' League | 14 Apr 19 |
| 4x100 | 51.5 | | | | 3 | | | | Bedford | Eastern Young Athletes' League | 11 Aug 19 |
| 4x100 | 51.7 | | | | 3 | | | | Ware | Eastern Young Athletes' League | 7 Jul 19 |
| 4x100 | 57.0 | | | | 4 | | | | Ipswich | Eastern Young Athletes' League | 5 May 19 |
| 2018 U15 Bedford & County |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 4x100 | 49.8 | | | | 2 | | | | Stevenage | Eastern Young Athletes' League Plate Final | 2 Sep 18 |
| 4x100 | 51.0 | | | | 2 | | | | Bedford | Eastern Young Athletes' League | 5 Aug 18 |
| 4x100 | 51.2 | | | | 1 | | | | St Albans | Eastern Young Athletes' League | 6 May 18 |
| 4x100 | 51.6 | | | | 3 | | | | Hemel Hempstead | Eastern Young Athletes' League | 3 Jun 18 |
| 4x100 | 52.4 | | | | 1 | | | | Bedford | Eastern Young Athletes' League | 15 Apr 18 |
| 4x100 | 52.67 | | | | 4 | | | | Hendon | Eastern Young Athletes' League | 8 Jul 18 |
| 2017 U15 Bedford & County |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 4x100 | 48.5 | | | | 4 | | | | Bedford | Eastern Young Athletes' League Final | 3 Sep 17 |
| 4x100 | 50.8 | | | | 4 | | | | Reading | UK Youth Development U13/U15 League Division South Premier 2 | 22 Apr 17 |
| 4x100 | 51.0 | | | | 3 | | | | Watford | Eastern Young Athletes' League | 7 May 17 |
| 4x100 | 51.1 | | | | 2 | | | | Bedford | Eastern Young Athletes' League | 13 Aug 17 |
| 4x100 | 51.4 | | | | 2 | | | | Hemel Hempstead | Eastern Young Athletes' League | 4 Jun 17 |
| 4x100 | 51.4 | | | | 2 | | | | Colchester | Eastern Young Athletes' League | 30 Jul 17 |
| 4x100 | 51.6 | | | | 3 | | | | Norwich | Eastern Young Athletes' League | 2 Jul 17 |
| 4x100 | 52.2 | | | | 5 | | | | Chelmsford | UK Youth Development U13/U15 League Division South Premier 2 | 20 May 17 |
| 4x100 | 52.5 | | | | 4 | | | | Bedford | UK Youth Development U13/U15 League Division South Premier 2 | 16 Jul 17 |
| 4x100 | 54.0 | | | | 6 | | | | Tonbridge | UK Youth Development U13/U15 League Division South Premier 2 | 18 Jun 17 |
| 4x300 | 3:01.8 | | | | 5 | | | | Reading | UK Youth Development U13/U15 League Division South Premier 2 | 22 Apr 17 |
| 4x300 | 3:06.0 | | | | 5 | | | | Bedford | UK Youth Development U13/U15 League Division South Premier 2 | 16 Jul 17 |
| 4x300 | 3:18.3 | | | | 6 | | | | Chelmsford | UK Youth Development U13/U15 League Division South Premier 2 | 20 May 17 |
| 2016 U15 Bedford & County |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 4x100 | 47.06 | | | | 2 | | | | Stevenage | Eastern Young Athletes' League Final | 4 Sep 16 |
| 4x100 | 47.5 | | | | 1 | | | | Bedford | Eastern Young Athletes' League | 7 Aug 16 |
| 4x100 | 47.79 | | | | 1 | | | | Bedford | UK Youth Development U13/U15 League Division South Central 1 | 21 May 16 |
| 4x100 | 48.1 | | | | 1 | | | | Hemel Hempstead | UK Youth Development U13/U15 League Division South Central 1 | 16 Jul 16 |
| 4x100 | 48.8 | | | | 1 | | | | Sandy | Eastern Young Athletes' League | 3 Jul 16 |
| 4x100 | 48.83 | | | | 1 | | | | Perivale | UK Youth Development U13/U15 League Division South Central 1 | 23 Apr 16 |
| 4x100 | 49.1 | | | | 3 | | | | Little Marlow | UK Youth Development U13/U15 League Division South Central 1 | 19 Jun 16 |
| 4x100 | 49.5 | | | | 1 | | | | St. Albans | Eastern Young Athletes' League | 8 May 16 |
| 4x300 | 2:45.7 | | | | 1 | | | | Hemel Hempstead | UK Youth Development U13/U15 League Division South Central 1 | 16 Jul 16 |
| 4x300 | 2:48.19 | | | | 1 | | | | Bedford | UK Youth Development U13/U15 League Division South Central 1 | 21 May 16 |
| 4x300 | 2:56.55 | | | | 2 | | | | Perivale | UK Youth Development U13/U15 League Division South Central 1 | 23 Apr 16 |
| 4x300 | 2:59.0 | | | | 3 | | | | Little Marlow | UK Youth Development U13/U15 League Division South Central 1 | 19 Jun 16 |
| 2015 U15 Bedford & County |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 4x100 | 49.88 | | | | 5 | | | | Bedford | Eastern Young Athletes' League Final | 6 Sep 15 |
| 4x100 | 50.5 | | | | 5 | | | | Eton | UK Youth Development U13/U15 League Division South Premier 2 | 18 Jul 15 |
| 4x100 | 50.54 | | | | 2 | | | | Hendon | Eastern Young Athletes' League | 2 Aug 15 |
| 4x100 | 50.8 | | | | 2 | | | | Chelmsford | Eastern Young Athletes' League | 10 May 15 |
| 4x100 | 51.5 | | | | 2 | | | | Bedford | Eastern Young Athletes' League | 19 Apr 15 |
| 4x100 | 51.8 | | | | 4 | | | | Cambridge | Eastern Young Athletes' League | 14 Jun 15 |
| 4x100 | 51.91 | | | | 5 | | | | Lee Valley | UK Youth Development U13/U15 League Division South Premier 2 | 21 Jun 15 |
| 4x100 | 52.7 | | | | 1 | ns | | | Bury St. Edmunds | Eastern Young Athletes' League | 12 Jul 15 |
| 4x100 | 53.6 | | | | 5 | | | | Crawley | UK Youth Development U13/U15 League Division South Premier 2 | 2 May 15 |
| 4x300 | 2:50.53 | | | | 5 | | | | Lee Valley | UK Youth Development U13/U15 League Division South Premier 2 | 21 Jun 15 |
| 4x300 | 2:53.6 | | | | 4 | | | | Eton | UK Youth Development U13/U15 League Division South Premier 2 | 18 Jul 15 |
| 2014 U15 Bedford & County |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 4x100 | 47.7 | | | | 1 | | | | Chelmsford | Eastern Young Athletes' League | 15 Jun 14 |
| 4x100 | 47.9 | | | | 2 | | | | Basildon | Eastern Young Athletes' League Top 6 Final | 7 Sep 14 |
| 4x100 | 48.5 | | | | 1 | | | | Bedford | Eastern Young Athletes' League | 3 Aug 14 |
| 4x100 | 48.6 | | | | 1 | | | | Cambridge | Eastern Young Athletes' League | 13 Jul 14 |
| 4x100 | 49.6 | | | | 1 | | | | Watford | UK Youth Development U13/U15 League Division Southern North 1 | 31 May 14 |
| 4x100 | 49.9 | | | | 1 | | | | Walthamstow | UK Youth Development U13/U15 League Division Southern North 1 | 22 Jun 14 |
| 4x100 | 50.0 | | | | 2 | | | | Luton | Eastern Young Athletes' League | 11 May 14 |
| 4x100 | 50.1 | | | | 1 | | | | Basildon | UK Youth Development U13/U15 League Division Southern North 1 | 3 May 14 |
| 4x100 | 52.6 | | | | 1 | | | | St. Albans | Eastern Young Athletes' League | 13 Apr 14 |
| 4x100 | 56.4 | | | | 4 | | | | Wormwood Scrubs | UK Youth Development U13/U15 League Division Southern North 1 | 19 Jul 14 |
| 4x300 | 2:44.7 | | | | 1 | | | | Wormwood Scrubs | UK Youth Development U13/U15 League Division Southern North 1 | 19 Jul 14 |
| 4x300 | 2:45.2 | | | | 1 | | | | Watford | UK Youth Development U13/U15 League Division Southern North 1 | 31 May 14 |
| 4x300 | 2:49.1 | | | | 1 | | | | Basildon | UK Youth Development U13/U15 League Division Southern North 1 | 3 May 14 |
| 4x300 | 2:49.9 | | | | 1 | | | | Walthamstow | UK Youth Development U13/U15 League Division Southern North 1 | 22 Jun 14 |
| 2013 U15 Bedford & County |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 4x100 | 47.9 | | | | 1 | | | | Bedford | Eastern Young Athletes' League | 21 Jul 13 |
| 4x100 | 48.6 | | | | 1 | | | | Stevenage | Eastern Young Athletes' League | 7 Jul 13 |
| 4x100 | 48.8 | | | | 1 | | | | Peterborough | Eastern Young Athletes' League | 4 Aug 13 |
| 4x100 | 49.8 | | | | 2 | | | | Woodford | UK Youth Development U13/U15 League Division Southern North 1 | 1 Jun 13 |
| 4x100 | 51.2 | | | | 2 | | | | Hemel Hempstead | Eastern Young Athletes' League | 19 May 13 |
| 4x100 | 51.6 | | | | 1 | ns | | | Stevenage | Eastern Young Athletes' League | 7 Jul 13 |
| 4x100 | 53.2 | | | | 3 | | | | Bedford | Eastern Young Athletes' League | 14 Apr 13 |
| 4x300 | 2:44.44 | | | | 1 | | | | Hendon | UK Youth Development U13/U15 League Division Southern North 1 | 13 Jul 13 |
| 4x300 | 2:47.4 | | | | 1 | | | | Woodford | UK Youth Development U13/U15 League Division Southern North 1 | 1 Jun 13 |
| 4x300 | 2:48.4 | | | | 2 | | | | Woodford | UK Youth Development U13/U15 League Division Southern North 1 | 22 Jun 13 |
| 4x300 | 3:03.4 | | | | 4 | | | | Basildon | UK Youth Development U13/U15 League Division Southern North 1 | 4 May 13 |
| 2012 U15 Bedford & County |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 4x100 | 49.9 | | | | 2 | | | | St Albans | McCain Young Athletes' League Division Southern 1N | 20 May 12 |
| 4x100 | 51.6 | | | | 3 | | | | Bedford | Eastern Young Athletes' League | 8 Jul 12 |
| 4x100 | 51.6 | | | | 1 | | | | Sandy | Eastern Young Athletes' League | 19 Aug 12 |
| 4x100 | 53.2 | | | | 4 | | | | Bedford | McCain Young Athletes' League Division Southern 1N | 6 May 12 |
| 4x100 | 53.7 | | | | 4 | | | | Grays | Eastern Young Athletes' League | 27 May 12 |
| 4x100 | 57.6 | | | | 6 | | | | Basildon | Eastern Young Athletes' League | 10 Jun 12 |
| 4x300 | 2:59.6 | | | | 1 | | | | Bedford | McCain Young Athletes' League Division Southern 1N | 6 May 12 |
| 2011 U15 Bedford & County |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 4x100 | 49.0 | | | | 2 | | | | Chelmsford | Eastern Young Athletes' League Top 6 Final | 11 Sep 11 |
| 4x100 | 50.3 | | | | 1 | | | | Bedford | Eastern Young Athletes' League | 24 Jul 11 |
| 4x100 | 51.7 | | | | 3 | | | | Reading | McCain Young Athletes League Southern Premier W Division Match 1 | 8 May 11 |
| 4x100 | 52.1 | | | | 1 | ns | | | Bedford | Eastern Young Athletes' League | 24 Jul 11 |
| 4x100 | 53.3 | | | | 2 | | | | Cambridge | Eastern Young Athletes' League | 1 May 11 |
| 4x100 | 53.7 | | | | 5 | | | | Bedford | Eastern Young Athletes' League | 3 Jul 11 |
| 4x100 | 56.6 | | | | 3 | ns | | | Bedford | Eastern Young Athletes' League | 24 Jul 11 |
| 4x400 | 4:09.7 | | | | 1 | | | | Bedford | McCain Young Athletes League Southern Premier W Division | 22 May 11 |
| 4x400 | 4:18.6 | | | | 3 | | | | Reading | McCain Young Athletes League Southern Premier W Division Match 1 | 8 May 11 |
| 2010 U15 Bedford & County |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 4x100 | 50.6 | | | | 4 | | | | Stevenage | Eastern Young Athletes' League Top 6 Trophy Final | 12 Sep 10 |
| 4x100 | 51.9 | | | | 2 | | | | Chelmsford | McCain UK Young Athletes League Southern Premier E | 20 Jun 10 |
| 4x100 | 54.1 | | | | 4 | | | | Colchester | Eastern Young Athletes' League | 15 Aug 10 |
| 4x100 | 57.6 | | | | 2 | | | | Peterborough | Eastern Young Athletes' League | 25 Apr 10 |
| 4x400 | 4:12.6 | | | | 1 | | | | High Wycombe | McCain UK Young Athletes League Southern Premier E | 16 May 10 |
| 4x400 | 4:16.5 | | | | 2 | | | | Chelmsford | McCain UK Young Athletes League Southern Premier E | 20 Jun 10 |
| 4x400 | 4:41.57 | | | | 2 | | | | Woodford | McCain UK Young Athletes League Southern Premier E | 2 May 10 |
| 2009 U15 Bedford & County |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| RELAY | 40:23 | | | | 4 | | | | Aldershot | Southern Counties Young Athletes' Relays | 26 Sep 09 |
| RELAY | 44:12 | | | | 26 | | | | Aldershot | Southern Counties Young Athletes' Relays | 26 Sep 09 |
| 4x100 | 46.90 | | | | 1 | | | | Croydon | McCain UK Young Athletes League Southern Premier | 19 Jul 09 |
| 4x100 | 47.7 | | | | 1 | | | | Bedford | Eastern Young Athletes League | 12 Jul 09 |
| 4x100 | 49.5 | | | | 1 | | | | Eton | McCain UK Young Athletes League Southern Premier | 21 Jun 09 |
| 4x400 | 3:52.07 | | | | 2 | | | | Croydon | McCain UK Young Athletes League Southern Premier | 19 Jul 09 |
| 4x400 | 4:02.1 | | | | 4 | | | | Eton | McCain UK Young Athletes League Southern Premier | 21 Jun 09 |
| 2008 U15 Bedford & County |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 4x100 | 48.5 | | | | 2 | | | | Bedford | Eastern Young Athletes' League Final | 14 Sep 08 |
| 4x100 | 48.84 | | | | 1 | | | | Hendon | UKA Young Athletes League Southern Premier | 4 May 08 |
| 4x100 | 49.4 | | | | 2 | | | | Bedford | UKA Young Athletes League Southern Premier | 20 Jul 08 |
| 4x100 | 49.5 | | | | 1 | | | | Bromley | UKA Young Athletes League Southern Premier | 18 May 08 |
| 4x100 | 49.5 | | | | 1 | | | | Cambridge | Eastern Young Athletes' League | 3 Aug 08 |
| 4x100 | 49.6 | | | | 1 | | | | Watford | Eastern Young Athletes' League | 29 Jun 08 |
| 4x400 | 3:55.0 | | | | 1 | | | | Bedford | UKA Young Athletes League Southern Premier | 20 Jul 08 |
| 4x400 | 3:58.4 | | | | 1 | | | | Bromley | UKA Young Athletes League Southern Premier | 18 May 08 |
| 2007 U15 Bedford & County |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 4x100 | 47.9 | | | | 1 | | | | Tonbridge | UKA Young Athletes League Southern Premier | 24 Jun 07 |
| 4x100 | 48.0 | | | | 1 | | | | Basildon | Eastern Young Athletes League | 1 Jul 07 |
| 4x100 | 48.4 | | | | 2 | | | | Chelmsford | Eastern Young Athletes' League Final | 9 Sep 07 |
| 4x100 | 48.6 | | | | 1 | | | | Watford | Eastern Young Athletes League (EYAL) | 29 Apr 07 |
| 4x400 | 3:58.1 | | | | 2 | | | | Tonbridge | UKA Young Athletes League Southern Premier | 24 Jun 07 |