| 2024 U15 Yate |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 4x100 | 52.3 | | | | 5 | | | | Gloucester | UK Youth Development League Lower - Midland Premier S/W | 19 May 24 |
| 4x100 | 53.17 | | | | 3 | | | | Yate | Avon Track & Field League | 11 Aug 24 |
| 4x100 | 53.46 | | | | 5 | | | | Yate | UK Youth Development League Lower - Midland Premier S/W | 23 Jun 24 |
| 4x100 | 53.61 | | | | 4 | | | | Yate | Avon Track & Field League | 9 Jun 24 |
| 4x100 | 53.7 | | | | 4 | | | | Newport | UK Youth Development League Lower - Midland Premier S/W | 20 Apr 24 |
| 4x300 | 3:14.1 | | | | 6 | | | | Gloucester | UK Youth Development League Lower - Midland Premier S/W | 19 May 24 |
| 4x300 | 3:15.5 | | | | 5 | | | | Newport | UK Youth Development League Lower - Midland Premier S/W | 20 Apr 24 |
| 4x300 | TBC | | | | 6 | | | | Yate | UK Youth Development League Lower - Midland Premier S/W | 23 Jun 24 |
| 2023 U15 Yate |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 4x100 | 48.7 | | | | 1 | | | | Yate | Avon League | 21 May 23 |
| 4x100 | 49.0 | | | | 1 | | | | Cardiff | UK Youth Development League Lower - Midland Premier South/West | 8 Jul 23 |
| 4x100 | 49.1 | | | | 1 | | | | Gloucester | Avon League | 6 Aug 23 |
| 4x100 | 50.67 | | | | 1 | | | | Yate | UK Youth Development League South West Promotion Match | 22 Jul 23 |
| 4x100 | 52.77 | | | | 5 | | | | Carmarthen | UK Youth Development League Lower - Midland Premier South/West | 7 May 23 |
| 4x100 | 53.7 | | | | 3 | | | | Gloucester | Avon League | 6 Aug 23 |
| 4x100 | 53.81 | | | | 4 | | | | Swindon | UK Youth Development League Lower - Midland Premier South/West | 3 Jun 23 |
| 4x100 | 55.4 | | | | 5 | | | | Yate | Avon League | 21 May 23 |
| 4x300 | 2:42.0 | | | | 1 | | | | Cardiff | UK Youth Development League Lower - Midland Premier South/West | 8 Jul 23 |
| 4x300 | 2:43.80 | | | | 2 | | | | Yate | UK Youth Development League South West Promotion Match | 22 Jul 23 |
| 4x300 | 2:51.81 | | | | 2 | | | | Carmarthen | UK Youth Development League Lower - Midland Premier South/West | 7 May 23 |
| 4x300 | 2:58.59 | | | | 4 | | | | Swindon | UK Youth Development League Lower - Midland Premier South/West | 3 Jun 23 |
| 2022 U15 Yate |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 4x100 | 48.4 | | | | 2 | | | | Yate | Avon Track & Field League | 21 Aug 22 |
| 4x100 | 50.55 | | | | 2 | | | | Yate | UK Youth Development League Lower Midlands South West Division A | 8 May 22 |
| 4x100 | 51.92 | | | | 3 | | | | Yate | UK Youth Development League Lower Midlands South West Division A | 3 Jul 22 |
| 4x100 | 53.07 | | | | 4 | | | | Yate | UK Youth Development League Lower Midlands South/West Promotion Match | 30 Jul 22 |
| 4x100 | 53.2 | | | | 2 | | | | Hereford | UK Youth Development League Lower Midlands South/West Division A | 21 May 22 |
| 4x300 | 2:52.33 | | | | 2 | | | | Yate | UK Youth Development League Lower Midlands South West Division A | 3 Jul 22 |
| 4x300 | 2:53.11 | | | | 1 | | | | Yate | UK Youth Development League Lower Midlands South West Division A | 8 May 22 |
| 4x300 | 2:56.38 | | | | 2 | | | | Yate | UK Youth Development League Lower Midlands South/West Promotion Match | 30 Jul 22 |
| 4x300 | 3:02.0 | | | | 1 | | | | Hereford | UK Youth Development League Lower Midlands South/West Division A | 21 May 22 |
| 2021 U15 Yate |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 4x100 | 51.49 | | | | 2 | | | | Yate | Youth Development League Lower Midlands South/West D | 17 Jul 21 |
| 4x100 | 51.76 | | | | 2 | | | | Yate | Youth Development League Lower Midlands South/West D | 4 Sep 21 |
| 4x100 | 51.8 | | | | 3 | | | | Gloucester | Avon Track & Field League | 1 Aug 21 |
| 4x100 | 52.08 | | | | 3 | | | | Yate | Youth Development League Lower Midlands South/West D | 5 Jun 21 |
| 4x300 | 3:03.11 | | | | 2 | | | | Yate | Youth Development League Lower Midlands South/West D | 17 Jul 21 |
| 4x300 | 3:05.84 | | | | 3 | | | | Yate | Youth Development League Lower Midlands South/West D | 5 Jun 21 |
| 4x300 | 3:10.67 | | | | 3 | | | | Yate | Youth Development League Lower Midlands South/West D | 4 Sep 21 |
| 2019 U15 Yate |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 4x100 | 49.6 | | | | 1 | | | | Gloucester | Avon League | 9 Jun 19 |
| 4x100 | 50.2 | | | | 1 | | | | Cheltenham | UK Youth Development U13/U15 League Division Midland Premier SW | 18 May 19 |
| 4x100 | 50.93 | | | | 4 | | | | Swindon | UK Youth Development U13/U15 League Midland SW Promotion Match | 20 Jul 19 |
| 4x100 | 52.99 | | | | 5 | | | | Yate | UK Youth Development U13/U15 League Division Midland Premier SW | 23 Jun 19 |
| 4x100 | 53.3 | | | | 4 | | | | Gloucester | Avon League | 9 Jun 19 |
| 4x100 | 54.3 | | | | 3 | | | | Yate | Avon League | 11 Aug 19 |
| 4x100 | 58.4 | | | | 6 | | | | Swansea | UK Youth Development U13/U15 League Division Midland Premier SW | 27 Apr 19 |
| 4x300 | 2:50.24 | | | | 3 | | | | Swindon | UK Youth Development U13/U15 League Midland SW Promotion Match | 20 Jul 19 |
| 4x300 | 2:55.45 | | | | 3 | | | | Yate | UK Youth Development U13/U15 League Division Midland Premier SW | 23 Jun 19 |
| 4x300 | 3:00.3 | | | | 1 | | | | Swansea | UK Youth Development U13/U15 League Division Midland Premier SW | 27 Apr 19 |
| 2018 U15 Yate |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 4x100 | 50.2 | | | | 1 | | | | Gloucester | Avon League | 12 Aug 18 |
| 4x100 | 50.6 | | | | 1 | | | | Yate | Avon League | 1 Jul 18 |
| 4x100 | 52.2 | | | | 5 | | | | Bath | UK Youth Development U13/U15 League Division Midland Premier SW | 19 May 18 |
| 4x100 | 52.4 | | | | 4 | | | | Swindon | UK Youth Development U13/U15 League Division Midland SW Promotion Match | 21 Jul 18 |
| 4x100 | 56.88 | | | | 6 | | | | Swansea | UK Youth Development U13/U15 League Division Midland Premier SW | 21 Apr 18 |
| 4x100 | 57.6 | | | | 6 | | | | Yate | UK Youth Development U13/U15 League Division Midland Premier SW | 17 Jun 18 |
| 4x100 | 59.9 | | | | 4 | | | | Gloucester | Avon League | 12 Aug 18 |
| 4x300 | 2:49.4 | | | | 1 | | | | Swindon | UK Youth Development U13/U15 League Division Midland SW Promotion Match | 21 Jul 18 |
| 4x300 | 2:50.4 | | | | 2 | | | | Bath | UK Youth Development U13/U15 League Division Midland Premier SW | 19 May 18 |
| 4x300 | 2:53.8 | | | | 4 | | | | Yate | UK Youth Development U13/U15 League Division Midland Premier SW | 17 Jun 18 |
| 4x300 | 2:58.52 | | | | 3 | | | | Swansea | UK Youth Development U13/U15 League Division Midland Premier SW | 21 Apr 18 |
| 2017 U15 Yate |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 4x100 | 48.2 | | | | 2 | | | | Yate | Avon League | 13 Aug 17 |
| 4x100 | 50.12 | | | | 3 | | | | Yate | UK Youth Development U13/U15 League Division Midland Premier South/West | 20 May 17 |
| 4x100 | 51.0 | | | | 4 | | | | Cheltenham | UK Youth Development U13/U15 League Division Midland Premier South/West | 18 Jun 17 |
| 4x100 | 51.22 | | | | 5 | | | | Yate | UK Youth Development U13/U15 League Division Midland Premier South/West | 22 Apr 17 |
| 4x100 | 51.5 | | | | 3 | | | | Yate | Avon League | 9 Jul 17 |
| 4x100 | 56.80 | | | | 6 | | | | Cardiff | UK Youth Development U13/U15 League Midlands Regional Final | 15 Jul 17 |
| 4x100 | 57.6 | | | | 4 | | | | Yate | Avon League | 13 Aug 17 |
| 4x100 | 58.6 | | | | 6 | | | | Yate | Avon League | 9 Jul 17 |
| 4x300 | 2:40.97 | | | | 2 | | | | Cardiff | UK Youth Development U13/U15 League Midlands Regional Final | 15 Jul 17 |
| 4x300 | 2:41.4 | | | | 1 | | | | Cheltenham | UK Youth Development U13/U15 League Division Midland Premier South/West | 18 Jun 17 |
| 4x300 | 2:45.96 | | | | 1 | | | | Yate | UK Youth Development U13/U15 League Division Midland Premier South/West | 20 May 17 |
| 4x300 | 2:54.97 | | | | 3 | | | | Yate | UK Youth Development U13/U15 League Division Midland Premier South/West | 22 Apr 17 |
| 2016 U15 Yate |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 4x100 | 48.9 | | | | 1 | | | | Yate | Avon League | 21 Aug 16 |
| 4x100 | 51.89 | | | | 3 | | | | Newport | UK Youth Development U13/U15 League Division Midland South/West 1 | 16 Jul 16 |
| 4x100 | 54.3 | | | | 3 | | | | Bath | UK Youth Development U13/U15 League Division Midland South/West 1 | 21 May 16 |
| 4x100 | 55.2 | | | | 3 | | | | Yate | Avon League | 10 Jul 16 |
| 4x100 | 55.9 | | | | 5 | | | | Stoke Gifford | UK Youth Development U13/U15 League Division Midland South/West 1 | 19 Jun 16 |
| 4x100 | 56.7 | | | | 4 | | | | Yate | Avon League | 21 Aug 16 |
| 4x100 | 57.91 | | | | 5 | | | | Yate | UK Youth Development U13/U15 League Division Midland South/West 1 | 23 Apr 16 |
| 4x300 | 2:45.00 | | | | 1 | | | | Newport | UK Youth Development U13/U15 League Division Midland South/West 1 | 16 Jul 16 |
| 4x300 | 2:47.7 | | | | 1 | | | | Bath | UK Youth Development U13/U15 League Division Midland South/West 1 | 21 May 16 |
| 4x300 | 2:48.7 | | | | 1 | | | | Stoke Gifford | UK Youth Development U13/U15 League Division Midland South/West 1 | 19 Jun 16 |
| 4x300 | 2:59.53 | | | | 1 | | | | Yate | UK Youth Development U13/U15 League Division Midland South/West 1 | 23 Apr 16 |
| 2015 U15 Yate |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 4x100 | 52.2 | | | | 2 | | | | Yate | Avon League | 10 May 15 |
| 4x100 | 52.2 | | | | 4 | | | | Yate | UK Youth Development U13/U15 League Division Midland South/West 1 | 21 Jun 15 |
| 4x100 | 54.1 | | | | 3 | | | | Yate | Avon League | 2 Aug 15 |
| 4x300 | 2:47.2 | | | | 2 | | | | Braunton | UK Youth Development U13/U15 League Division Midland South/West 1 | 30 May 15 |
| 4x300 | 2:51.3 | | | | 1 | | | | Yeovil | UK Youth Development U13/U15 League Division Midland South/West 1 | 18 Jul 15 |
| 4x300 | 2:51.9 | | | | 1 | | | | Yate | UK Youth Development U13/U15 League Division Midland South/West 1 | 21 Jun 15 |
| 4x300 | 2:56.08 | | | | 1 | | | | Cardiff | UK Youth Development U13/U15 League Division Midland South/West 1 | 2 May 15 |
| 2014 U15 Yate |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 4x100 | 50.2 | | | | 1 | | | | Gloucester | Avon League | 10 Aug 14 |
| 4x100 | 51.5 | | | | 4 | | | | Yate | UK Youth Development U13/U15 League Division Midland West 1 | 31 May 14 |
| 4x100 | 52.7 | | | | 3 | | | | Cwmbran | UK Youth Development U13/U15 League Division Midland West 1 | 22 Jun 14 |
| 4x100 | 53.4 | | | | 4 | | | | Yate | UK Youth Development U13/U15 League Division Midland West 1 | 3 May 14 |
| 4x100 | 54.8 | | | | 2 | | | | Yate | Avon League | 13 Apr 14 |
| 4x300 | 2:46.9 | | | | 1 | | | | Cwmbran | UK Youth Development U13/U15 League Division Midland West 1 | 22 Jun 14 |
| 4x300 | 2:52.0 | | | | 2 | | | | Yate | UK Youth Development U13/U15 League Division Midland West 1 | 31 May 14 |
| 2013 U15 Yate |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 4x100 | 48.4 | | | | 1 | | | | Yate | UK Youth Development U13/U15 League Division Midland West 1 | 13 Jul 13 |
| 4x100 | 51.7 | | | | 1 | | | | Yate | Avon League | 4 Aug 13 |
| 4x100 | 52.3 | | | | 2 | | | | Telford | UK Youth Development U13/U15 League Division Midland West 1 | 22 Jun 13 |
| 4x100 | 52.8 | | | | 3 | | | | Bath | UK Youth Development U13/U15 League Division Midland West 1 | 4 May 13 |
| 4x100 | 53.4 | | | | 1 | | | | Yate | Avon League | 8 Sep 13 |
| 4x100 | 53.5 | | | | 3 | | | | Yeovil | UK Youth Development U13/U15 League Division Midland West 1 | 1 Jun 13 |
| 4x300 | 2:55.0 | | | | 2 | | | | Yate | UK Youth Development U13/U15 League Division Midland West 1 | 13 Jul 13 |
| 4x300 | 3:06.2 | | | | 4 | | | | Yeovil | UK Youth Development U13/U15 League Division Midland West 1 | 1 Jun 13 |
| 4x300 | 3:08.3 | | | | 2 | | | | Telford | UK Youth Development U13/U15 League Division Midland West 1 | 22 Jun 13 |
| 4x300 | 3:13.5 | | | | 2 | | | | Bath | UK Youth Development U13/U15 League Division Midland West 1 | 4 May 13 |
| 2012 U15 Yate |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 4x100 | 55.3 | | | | 5 | | | | Yate | McCain Young Athletes' League Division Midland Premier South | 6 May 12 |
| 4x100 | 55.52 | | | | 5 | | | | Cardiff | McCain Young Athletes' League Division Midland Premier South | 17 Jun 12 |
| 4x100 | 55.7 | | | | 6 | | | | Abingdon | McCain Young Athletes' League Division Midland Premier South | 20 May 12 |
| 4x100 | 55.7 | | | | 5 | | | | Yate | Avon League | 10 Jun 12 |
| 4x100 | 55.7 | | | | 4 | | | | Yate | Avon League | 26 Aug 12 |
| 4x300 | 3:12.5 | | | | 4 | | | | Abingdon | McCain Young Athletes' League Division Midland Premier South | 20 May 12 |
| 4x300 | 3:18.4 | | | | 4 | | | | Yate | McCain Young Athletes' League Division Midland Premier South | 6 May 12 |
| 2011 U15 Yate |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 4x100 | 49.2 | | | | 1 | | | | Yate | Avon League | 31 Jul 11 |
| 4x100 | 51.9 | | | | 1 | | | | Hereford | McCain Young Athletes League Midland Premier S Division | 8 May 11 |
| 4x100 | 52.4 | | | | 2 | | | | Yate | McCain Young Athletes League Midland Premier S Division Match 1 | 22 May 11 |
| 4x100 | 53.4 | | | | 3 | | | | Swansea | McCain Young Athletes League Midland Premier S Division | 19 Jun 11 |
| 4x100 | 54.0 | | | | 3 | | | | Yate | Avon League | 11 Sep 11 |
| 4x100 | 54.5 | | | | 3 | | | | Yate | Avon League | 31 Jul 11 |
| 4x400 | 4:16.2 | | | | 3 | | | | Yate | McCain Young Athletes League Midland Premier S Division Match 1 | 22 May 11 |
| 4x400 | 4:18.0 | | | | 3 | | | | Swansea | McCain Young Athletes League Midland Premier S Division | 19 Jun 11 |
| 4x400 | 4:25.9 | | | | 1 | | | | Hereford | McCain Young Athletes League Midland Premier S Division | 8 May 11 |
| 2010 U15 Yate |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 4x100 | 49.57 | | | | 1 | | | | Yate | Avon League | 5 Sep 10 |
| 4x100 | 49.6 | | | | 2 | | | | Yeovil | McCain UK Young Athletes League Midland Premier S | 20 Jun 10 |
| 4x100 | 49.7 | | | | 1 | | | | Horspath | McCain UK Young Athletes League Midland Premier S | 18 Jul 10 |
| 4x100 | 53.9 | | | | 2 | | | | Carmarthen | McCain UK Young Athletes League Midland Premier S | 16 May 10 |
| 4x400 | 3:58.7 | | | | 2 | | | | Horspath | McCain UK Young Athletes League Midland Premier S | 18 Jul 10 |
| 4x400 | 4:04.7 | | | | 2 | | | | Yeovil | McCain UK Young Athletes League Midland Premier S | 20 Jun 10 |
| 4x400 | 4:07.5 | | | | 2 | | | | Carmarthen | McCain UK Young Athletes League Midland Premier S | 16 May 10 |
| 2009 U15 Yate |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 4x100 | 49.4 | | | | 1 | | | | Yate | McCain UK Young Athletes League Midland Premier | 31 May 09 |
| 4x100 | 49.4 | | | | 3 | | | | Wolverhampton | McCain UK Young Athletes League Midland Premier | 21 Jun 09 |
| 2008 U15 Yate |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 4x100 | 48.9 | | | | 2 | | | | Yate | UKA Young Athletes League Midland Premier | 20 Jul 08 |
| 4x100 | 49.1 | | | | 1 | | | | Yate | Avon League | 13 Jul 08 |
| 4x100 | 49.9 | | | | 1 | | | | Yate | Avon League | 10 Aug 08 |
| 4x400 | 3:51.0 | | | | 1 | | | | Yate | UKA Young Athletes League Midland Premier | 20 Jul 08 |
| 2007 U15 Yate |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 4x100 | 47.7 | | | | 1 | | | | Yate | Avon League | 15 Jul 07 |
| 4x100 | 49.3 | | | | 1 | | | | Yate | Avon League | 17 Jun 07 |
| 4x400 | 3:57.7 | | | | 1 | | | | Yate | UKA Young Athletes League Midland Premier | 22 Jul 07 |