| 2024 U15 Team Dorset |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 4x100 | 48.39 | | | | 2 | | | | Guildford | UK Youth Development League Lower - Southern 1A | 21 Jul 24 |
| 4x100 | 48.4 | | | | 1 | | | | Southampton | UK Youth Development League Lower - Southern 1A | 19 May 24 |
| 4x100 | 50.1 | | | | 2 | | | | Bournemouth | UK Youth Development League Lower - Southern 1A | 20 Apr 24 |
| 4x100 | 51.1 | | | | 2 | | | | Portsmouth | UK Youth Development League Lower - Southern 1A | 16 Jun 24 |
| 4x300 | 2:34.72 | | | | 2 | | | | Birmingham | England Athletics National Relay Championships (For Club Teams) | 25 Aug 24 |
| 4x300 | 2:38.36 | | | | 1 | | | | Guildford | UK Youth Development League Lower - Southern 1A | 21 Jul 24 |
| 4x300 | 2:42.6 | | | | 1 | | | | Bournemouth | UK Youth Development League Lower - Southern 1A | 20 Apr 24 |
| 2023 U15 Team Dorset |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 4x100 | 49.5 | | | | 4 | | | | Reading | UK Youth Development League Lower - Southern Premier | 8 Jul 23 |
| 4x100 | 50.12 | | | | 6 | | | | Bromley | UK Youth Development League Lower - Southern Premier | 7 May 23 |
| 4x100 | 50.3 | | | | 5 | | | | Poole | UK Youth Development League Lower - Southern Premier | 3 Jun 23 |
| 4x100 | 52.71 | | | | 5 | | | | Tonbridge | UK Youth Development League Lower - Southern Premier | 22 Jul 23 |
| 4x300 | 2:40.6 | | | | 1 | | | | Reading | UK Youth Development League Lower - Southern Premier | 8 Jul 23 |
| 4x300 | 2:41.8 | | | | 1 | | | | Poole | UK Youth Development League Lower - Southern Premier | 3 Jun 23 |
| 4x300 | 2:47.51 | | | | 3 | | | | Tonbridge | UK Youth Development League Lower - Southern Premier | 22 Jul 23 |
| 4x300 | 2:55.77 | | | | 5 | | | | Bromley | UK Youth Development League Lower - Southern Premier | 7 May 23 |
| 2022 U15 Team Dorset |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 4x100 | 49.7 | | | | 2 | | | | Southampton | UK Youth Development League Lower Southern 1A | 8 May 22 |
| 4x100 | 51.10 | | | | 3 | | | | Eton | UK Youth Development League Lower Southern 1A | 30 Jul 22 |
| 4x100 | 53.0 | | | | 3 | | | | Southampton | UK Youth Development League Lower Southern 1A | 21 May 22 |
| 4x100 | TBC | | | | 5 | | | | Guildford | UK Youth Development League Lower Southern 1A | 3 Jul 22 |
| 4x300 | 2:59.3 | | | | 2 | | | | Southampton | UK Youth Development League Lower Southern 1A | 21 May 22 |
| 4x300 | 3:04.8 | | | | 2 | | | | Southampton | UK Youth Development League Lower Southern 1A | 8 May 22 |
| 4x300 | 3:08.27 | | | | 4 | | | | Eton | UK Youth Development League Lower Southern 1A | 30 Jul 22 |
| 4x300 | 3:12.83 | | | | 4 | | | | Guildford | UK Youth Development League Lower Southern 1A | 3 Jul 22 |
| 2021 U15 Team Dorset |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 4x100 | 49.3 | | | | 1 | | | | Bournemouth | Youth Development League Lower Southern South West | 17 Jul 21 |
| 4x100 | 50.6 | | | | 1 | | | | Portsmouth | Youth Development League Lower Southern South West | 4 Sep 21 |
| 4x100 | 50.7 | | | | 1 | | | | Southampton | Youth Development League Lower Southern South West | 5 Jun 21 |
| 4x300 | 2:46.8 | | | | 1 | | | | Portsmouth | Youth Development League Lower Southern South West | 4 Sep 21 |
| 4x300 | 2:52.4 | | | | 1 | | | | Southampton | Youth Development League Lower Southern South West | 5 Jun 21 |
| 4x300 | 2:53.0 | | | | 1 | | | | Bournemouth | Youth Development League Lower Southern South West | 17 Jul 21 |
| 2019 U15 Team Dorset |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 4x100 | 49.6 | | | | 1 | | | | Walton | UK Youth Development U13/U15 League Division South West 1 | 27 Apr 19 |
| 4x100 | 50.2 | | | | 1 | | | | Poole | UK Youth Development U13/U15 League Division South West 1 | 18 May 19 |
| 4x100 | 50.5 | | | | 3 | | | | Bournemouth | UK Youth Development U13/U15 League Division South West 1 | 22 Jun 19 |
| 4x100 | 52.36 | | | | 3 | | | | Eton | UK Youth Development U13/U15 League Division South West 1 | 20 Jul 19 |
| 4x300 | 2:47.3 | | | | 2 | | | | Poole | UK Youth Development U13/U15 League Division South West 1 | 18 May 19 |
| 4x300 | 2:47.9 | | | | 1 | | | | Bournemouth | UK Youth Development U13/U15 League Division South West 1 | 22 Jun 19 |
| 4x300 | 2:53.6 | | | | 2 | | | | Walton | UK Youth Development U13/U15 League Division South West 1 | 27 Apr 19 |
| 4x300 | 3:10.52 | | | | 3 | | | | Eton | UK Youth Development U13/U15 League Division South West 1 | 20 Jul 19 |
| 2018 U15 Team Dorset |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 4x100 | 50.8 | | | | 2 | | | | Kingston | UK Youth Development U13/U15 League Division South West 1 | 21 Jul 18 |
| 4x100 | 51.3 | | | | 2 | | | | Poole | UK Youth Development U13/U15 League Division South West 1 | 17 Jun 18 |
| 4x100 | 51.8 | | | | 3 | | | | Crawley | UK Youth Development U13/U15 League Division South West 1 | 21 Apr 18 |
| 4x300 | 2:48.7 | | | | 1 | | | | Poole | UK Youth Development U13/U15 League Division South West 1 | 17 Jun 18 |
| 4x300 | 2:57.4 | | | | 1 | | | | Crawley | UK Youth Development U13/U15 League Division South West 1 | 21 Apr 18 |
| 4x300 | 2:59.2 | | | | 1 | | | | Kingston | UK Youth Development U13/U15 League Division South West 1 | 21 Jul 18 |
| 2017 U15 Team Dorset |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 4x100 | 52.1 | | | | 4 | | | | Kingston | UK Youth Development U13/U15 League Division South South/West 1 | 18 Jun 17 |
| 4x100 | 53.7 | | | | 6 | | | | Guildford | UK Youth Development U13/U15 League Division South South/West 1 | 15 Jul 17 |
| 4x100 | 54.00 | | | | 3 | | | | Crawley | UK Youth Development U13/U15 League Division South South/West 1 | 22 Apr 17 |
| 4x100 | 54.4 | | | | 6 | | | | Aldershot | UK Youth Development U13/U15 League Division South South/West 1 | 20 May 17 |
| 4x300 | 2:59.9 | | | | 4 | | | | Guildford | UK Youth Development U13/U15 League Division South South/West 1 | 15 Jul 17 |
| 4x300 | 3:00.4 | | | | 5 | | | | Aldershot | UK Youth Development U13/U15 League Division South South/West 1 | 20 May 17 |
| 4x300 | 3:08.44 | | | | 4 | | | | Crawley | UK Youth Development U13/U15 League Division South South/West 1 | 22 Apr 17 |
| 2016 U15 Team Dorset |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 4x100 | 50.0 | | | | 2 | | | | Walton | UK Youth Development U13/U15 League Division South South/West 1 | 16 Jul 16 |
| 4x100 | 52.21 | | | | 6 | | | | Guildford | UK Youth Development U13/U15 League Division South South/West 1 | 21 May 16 |
| 4x100 | 53.1 | | | | 3 | | | | Kingston | UK Youth Development U13/U15 League Division South South/West 1 | 19 Jun 16 |
| 4x100 | 55.6 | | | | 6 | | | | Poole | UK Youth Development U13/U15 League Division South South/West 1 | 23 Apr 16 |
| 4x300 | 2:58.2 | | | | 4 | | | | Walton | UK Youth Development U13/U15 League Division South South/West 1 | 16 Jul 16 |
| 4x300 | 3:09.5 | | | | 8 | | | | Kingston | UK Youth Development U13/U15 League Division South South/West 1 | 19 Jun 16 |
| 2015 U15 Team Dorset |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 4x100 | 51.9 | | | | 3 | | | | Uxbridge | UK Youth Development U13/U15 League Division South South/West 1 | 2 May 15 |
| 2014 U15 Team Dorset |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 4x100 | 46.7 | | | | 3 | | | | Hornchurch | UK Youth Development U13/U15 League Division Southern Premier 2 | 19 Jul 14 |
| 4x100 | 51.41 | | | | 3 | | | | Croydon | UK Youth Development U13/U15 League Division Southern Premier 2 | 31 May 14 |
| 4x300 | 2:50.3 | | | | 4 | | | | Hornchurch | UK Youth Development U13/U15 League Division Southern Premier 2 | 19 Jul 14 |
| 4x300 | 2:51.5 | | | | 1 | | | | Eton | UK Youth Development U13/U15 League Division Southern Premier 2 | 22 Jun 14 |
| 4x300 | 3:01.19 | | | | 4 | | | | Croydon | UK Youth Development U13/U15 League Division Southern Premier 2 | 31 May 14 |
| 4x300 | 3:32.7 | | | | 5 | | | | Bournemouth | UK Youth Development U13/U15 League Division Southern Premier 2 | 3 May 14 |
| 2013 U15 Team Dorset |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 4x100 | 48.0 | | | | 3 | | | | Carshalton | UK Youth Development U13/U15 League Division Southern Premier 2 | 13 Jul 13 |
| 4x100 | 48.3 | | | | 1 | | | | Southampton | UK Youth Development U13/U15 League Division Southern Premier 2 | 22 Jun 13 |
| 4x100 | 48.6 | | | | 3 | | | | Winchester | UK Youth Development U13/U15 League Division Southern Premier 2 | 1 Jun 13 |
| 4x300 | 2:50.3 | | | | 3 | | | | Carshalton | UK Youth Development U13/U15 League Division Southern Premier 2 | 13 Jul 13 |
| 4x300 | 2:52.6 | | | | 4 | | | | Winchester | UK Youth Development U13/U15 League Division Southern Premier 2 | 1 Jun 13 |
| 4x300 | 3:02.54 | | | | 3 | | | | Croydon | UK Youth Development U13/U15 League Division Southern Premier 2 | 4 May 13 |
| 2012 U15 Team Dorset |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 4x100 | 49.3 | | | | 2 | | | | Reading | McCain Young Athletes' League Division Southern Premier S | 20 May 12 |
| 4x100 | 51.2 | | | | 5 | | | | Winchester | McCain Young Athletes' League Division Southern Premier S | 17 Jun 12 |
| 4x300 | 3:23.0 | | | | 3 | | | | Winchester | McCain Young Athletes' League Division Southern Premier S | 17 Jun 12 |
| 2011 U15 Team Dorset |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 4x100 | 50.3 | | | | 3 | A | | | Harrow | McCain Young Athletes League Southern Premier W Division Match 1 | 19 Jun 11 |
| 4x100 | 51.2 | | | | 2 | | | | Winchester | McCain Young Athletes League Southern Premier W Division | 5 Jun 11 |
| 4x100 | 51.5 | | | | 2 | | | | Reading | McCain Young Athletes League Southern Premier W Division Match 2 | 8 May 11 |
| 4x100 | 52.7 | | | | 1 | | | | Bedford | McCain Young Athletes League Southern Premier W Division | 22 May 11 |
| 4x400 | 4:20.1 | | | | 3 | | | | Winchester | McCain Young Athletes League Southern Premier W Division | 5 Jun 11 |
| 4x400 | 4:21.3 | | | | 2 | A | | | Harrow | McCain Young Athletes League Southern Premier W Division Match 1 | 19 Jun 11 |
| 2010 U15 Team Dorset |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 4x100 | 48.42 | | | | 1 | | | | Exeter | South West Inter-counties Championships | 8 Aug 10 |
| 4x100 | 51.5 | | | | 2 | A | | | Portsmouth | McCain UK Young Athletes League Southern Premier W | 20 Jun 10 |
| 4x100 | 55.2 | | | | 3 | | | | Winchester | McCain UK Young Athletes League Southern Premier W | 18 Jul 10 |
| 4x100 | 55.6 | | | | 3 | | | | Eton | McCain UK Young Athletes League Southern Premier W | 2 May 10 |
| 4x100 | 56.1 | | | | 3 | | | | Guildford | McCain UK Young Athletes League Southern Premier W | 16 May 10 |
| 4x400 | 3:58.2 | | | | 2 | A | | | Portsmouth | McCain UK Young Athletes League Southern Premier W | 20 Jun 10 |
| 4x400 | 4:05.9 | | | | 1 | | | | Winchester | McCain UK Young Athletes League Southern Premier W | 18 Jul 10 |
| 4x400 | 4:29.3 | | | | 3 | | | | Guildford | McCain UK Young Athletes League Southern Premier W | 16 May 10 |
| 4x400 | 4:39.9 | | | | 3 | | | | Eton | McCain UK Young Athletes League Southern Premier W | 2 May 10 |
| 2009 U15 Team Dorset |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 4x100 | 50.0 | | | | 2 | | | | Eton | McCain UK Young Athletes League Southern Premier | 21 Jun 09 |
| 4x100 | 52.6 | | | | 4 | A | | | Harrow | McCain UK Young Athletes League Southern Premier | 3 May 09 |
| 4x400 | 3:55.6 | | | | 3 | | | | Eton | McCain UK Young Athletes League Southern Premier | 21 Jun 09 |
| 4x400 | 4:29.6 | | | | 4 | A | | | Harrow | McCain UK Young Athletes League Southern Premier | 3 May 09 |
| 2007 U15 Team Dorset |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 4x100 | 49.6 | | | | 1 | | | | Portsmouth | UKA Young Athletes League Southern 2SW | 22 Jul 07 |
| 4x400 | 3:56.9 | | | | 1 | | | | Portsmouth | UKA Young Athletes League Southern 2SW | 22 Jul 07 |