| 2024 U15 Cardiff |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 300 | 47.72 | | | | 7 | h3 | | | Cardiff | Cardiff & the Vale of Glamorgan Schools Under 15 Boys Championships | 16 May 24 |
| 800 | 2:37.21 | | | | 9 | | | | Swansea | Swansea Harriers Open Meeting | 7 Apr 24 |
| 1500 | 5:05.8 | | | | 6 | E | | | Street | BMC PB Classic | 1 Jun 24 |
| 1500 | 5:05.97 | | | | 11 | 1 | | | Cardiff | Cardiff & the Vale of Glamorgan Schools Under 15 Boys Championships | 16 May 24 |
| 1500 | 5:09.30 | | | | 2 | B | | | Cardiff | Cardiff & the Vale of Glamorgan Schools under 14 & under 16 Cup Finals | 27 Jun 24 |
| 1500 | 5:12.49 | | | | 7 | 2 | | | Cardiff | Welsh Athletics 106th Senior & U15 Championships | 15 Jun 24 |
| 1M | 5:35 | | | | 2 | R10 | | 1 | Cardiff | Cardiff Bannister Anniversary Miles | 1 May 24 |
| 3KXC | 11:51 | | | | 161 | | | | Wollaton Park | CAU Inter County Championships (inc British Athletics Cross Challenge) | 9 Mar 24 |
| 3KXC | 13:57 | | | | 10 | | | | Pont-y-Pwl Park | The John H Collins Gwent League | 2 Mar 24 |
| 3.25KXC | 10:56 | | | | 6 | | | | Brecon | Welsh National Championships | 17 Feb 24 |
| 4.5KXC | 15:16 | | | | 20 | | | | Brecon | Welsh Schools National Championships | 28 Feb 24 |
| parkrun | 19:34 | | | | 9 | | | | Pontypridd | Pontypridd parkrun # 420 | 23 Mar 24 |
| parkrun | 19:36 | | | | 8 | | | 1 | Grangemoor | Grangemoor parkrun # 377 | 10 Aug 24 |
| parkrun | 19:59 | | | | 20 | | | 1 | Telford | Telford parkrun # 466 | 30 Mar 24 |
| 2023 U13 Cardiff |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 800 | 2:34.39 | | | | 5 | 2 | | | Cardiff | Cardiff & the Vale of Glamorgan Schools' Year 7 Boys' championships | 26 Jun 23 |
| 800 | 2:35.77 | | | | 3 | A | | | Carmarthen | UK Youth Development League Lower - Midland Premier South/West | 7 May 23 |
| 800 | 2:38.19 | | | | 5 | 2 | | | Newport | Welsh U13/U17/U20 Championships | 13 Aug 23 |
| 1200 | 4:05.2 | | | | 1 | B | | | Cardiff | UK Youth Development League Lower - Midland Premier South/West | 8 Jul 23 |
| 1200 | 4:10.54 | | | | 3 | B | | | Swindon | UK Youth Development League Midlands Regional Final | 22 Jul 23 |
| 1200 | 4:15.53 | | | | 4 | A | | | Swindon | UK Youth Development League Lower - Midland Premier South/West | 3 Jun 23 |
| 1500 | 5:16.54 | | | | 7 | A | | | Cardiff | Cardiff & the Vale Schools under 14 & under 16 Cup Finals A & B | 20 Jun 23 |
| 1500 | 5:21.60 | | | | 8 | | | | Newport | Welsh U13/U17/U20 Championships | 12 Aug 23 |
| 1500 | 5:26.25 | | -1.9 | | 3 | | | | Brecon | Welsh Junior Athletics League - South / East | 18 Jun 23 |
| LJ | 3.14 | | | | 22 | B | | | Cardiff | Cardiff & the Vale of Glamorgan Schools' Year 7 Boys' championships | 26 Jun 23 |
| SP3K | 4.18 | | | | 5 | B | | | Carmarthen | UK Youth Development League Lower - Midland Premier South/West | 7 May 23 |
| JT400 | 11.44 | | | | 6 | A | | | Carmarthen | UK Youth Development League Lower - Midland Premier South/West | 7 May 23 |
| 1M | 5:38 | | | | 6 | R6 | | 1 | Cardiff | Cardiff Bannister Anniversary Miles | 5 May 23 |
| 2.3KXC | 9:05 | | | | 11 | | | 4 | Pontcanna Fields | Cardiff & the Vale of Glamorgan Schools Boys League | 3 Oct 23 |
| 2.52KXC | 9:19 | | | | 17 | | | | Newtown | Welsh Inter-Regional Championships | 18 Nov 23 |
| 2.58KXC | 8:22 | | | | 19 | | | | Brecon | Welsh Schools Championships | 15 Feb 23 |
| 2.95KXC | 10:52 | | | | 19 | | | | Pembrey Country Park | The John H Collins Gwent League | 14 Oct 23 |
| 3.25KXC | 12:22 | | | | 23 | | | | Brecon | Welsh National Championships | 25 Feb 23 |
| parkrun | 19:59 | | | | 18 | | | 1 | Telford | Telford parkrun # 420 | 8 Apr 23 |
| parkrun | 20:16 | | | | 5 | | | 1 | Grangemoor | Grangemoor parkrun # 329 | 2 Sep 23 |
| parkrun | 20:21 | | | | 11 | | | 1 | Grangemoor | Grangemoor parkrun # 307 | 1 Apr 23 |
| parkrun | 20:41 | | | | 74 | | | | Cardiff | Cardiff parkrun # 725 | 20 May 23 |
| parkrun | 20:55 | | | | 18 | | | 1 | Grangemoor | Grangemoor parkrun # 296 | 14 Jan 23 |
| parkrun | 21:34 | | | | 5 | | | 1 | Barry Island | Barry Island parkrun # 366 | 9 Dec 23 |
| 2022 U13 Cardiff |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 800 | 2:43.0 | | | | 4 | | | | Cardiff | Welsh Athletics Junior Development League - East | 28 May 22 |
| 800 | 2:47.72 | | | | 9 | | | | Newport | Welsh Athletics Junior Championships | 14 Aug 22 |
| 1200 | 4:17.1 | | | | 5 | A | | | Swindon | UK Youth Development League Lower Midlands Premier South/West | 3 Jul 22 |
| 1200 | 4:17.6 | | | | 5 | A | | | Cheltenham | UK Youth Development League Lower Midlands Premier South/West | 21 May 22 |
| 1200 | 4:17.74 | | | | 4 | A | | | Aberdare | UK Youth Development League Lower Midlands South West Premier | 8 May 22 |
| SP3K | 4.02 | | | | 5 | B | | | Swindon | UK Youth Development League Lower Midlands Premier South/West | 3 Jul 22 |
| JT400 | 7.50 | | | | 8 | | | | Cardiff | Welsh Athletics Junior Development League - East | 28 May 22 |
| 1.5KXC | 5:43 | | | | 11 | | | | Singleton Park | The John H Collins Gwent League | 19 Mar 22 |
| 1.55KXC | 5:58 | | | | 8 | | | 6 | Pembrey | Welsh National Championships | 26 Feb 22 |
| 1.9KL | 6:24 | | | | 2 | L3 | | 2 | Llanelli | Welsh Road Relay Championships | 24 Sep 22 |
| 2KXC | 8:04 | | | | 3 | U12M | | | Pontcanna Fields | Cardiff & the Vale of Glamorgan Schools Boys League | 27 Sep 22 |
| 2.39KXC | 9:41 | | | | 29 | R05 | | | Monmouth | Welsh Inter-Regional Championships | 19 Nov 22 |
| 2.8KXC | 9:22 | | | | 3 | U12M | | | Pontcanna Fields | Cardiff & the Vale of Glamorgan Schools Boys League | 19 Oct 22 |
| 2.8KXC | 10:33 | | | | 25 | | | | Bristol | The John H Collins Gwent League | 12 Nov 22 |
| parkrun | 19:53 | | | | 18 | | | | Pontypridd | Pontypridd parkrun # 357 | 26 Nov 22 |
| parkrun | 21:08 | | | | 59 | | | | Shrewsbury | Shrewsbury parkrun # 332 | 16 Apr 22 |
| parkrun | 21:12 | | | | 8 | | | 1 | Grangemoor | Grangemoor parkrun # 269 | 16 Jul 22 |
| parkrun | 21:24 | | | | 78 | | | | Cardiff | Cardiff parkrun # 665 | 12 Mar 22 |
| parkrun | 21:53 | | | | 13 | | | 1 | Grangemoor | Grangemoor parkrun # 293 | 31 Dec 22 |
| parkrun | 22:46 | | | | 14 | | | 1 | Barry Island | Barry Island parkrun # 298 | 20 Aug 22 |
| parkrun | 23:15 | | | | 65 | | | | Pontypridd | Pontypridd parkrun # 359 | 24 Dec 22 |
| 2021 U11 Cardiff |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| parkrun | 24:38 | | | | 29 | | | | Trelai Park | Trelai Park parkrun # 4 | 28 Aug 21 |
| parkrun | 24:45 | | | | 104 | | | 1 | Cheltenham | Cheltenham parkrun # 372 | 24 Jul 21 |
| parkrun | 25:16 | | | | 59 | | | | Barry Island | Barry Island parkrun # 252 | 21 Aug 21 |
| 2020 U11 Cardiff |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| parkrun | 27:39 | | | | 44 | | | 1 | Trelai Park | Trelai Park parkrun # 2 | 14 Mar 20 |
| 2019 U11 Cardiff |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| parkrun | 25:41 | | | | 59 | | | 1 | Grangemoor | Grangemoor parkrun # 183 | 18 May 19 |
| parkrun | 25:52 | | | | 70 | | | | Grangemoor | Grangemoor parkrun # 174 | 16 Mar 19 |
| parkrun | 25:56 | | | | 79 | | | 1 | Grangemoor | Grangemoor parkrun # 167 | 26 Jan 19 |
| parkrun | 26:18 | | | | 93 | | | | Grangemoor | Grangemoor parkrun # 164 | 5 Jan 19 |
| parkrun | 26:27 | | | | 52 | | | 1 | Grangemoor | Grangemoor parkrun # 185 | 1 Jun 19 |
| parkrun | 26:30 | | | | 93 | | | 1 | Grangemoor | Grangemoor parkrun # 165 | 12 Jan 19 |
| parkrun | 26:40 | | | | 110 | | | 1 | Grangemoor | Grangemoor parkrun # 163 | 1 Jan 19 |
| parkrun | 26:49 | | | | 78 | | | | Grangemoor | Grangemoor parkrun # 202 | 28 Sep 19 |
| parkrun | 26:57 | | | | 390 | | | | Cardiff | Cardiff parkrun # 598 | 25 May 19 |
| parkrun | 27:12 | | | | 134 | | | | Newport | Newport parkrun # 430 | 22 Jun 19 |
| parkrun | 27:17 | | | | 74 | | | 1 | Barry Island | Barry Island parkrun # 215 | 6 Jul 19 |
| parkrun | 27:29 | | | | 355 | | | 1 | Cardiff | Cardiff parkrun # 605 | 13 Jul 19 |
| parkrun | 27:57 | | | | 386 | | | 1 | Cardiff | Cardiff parkrun # 610 | 17 Aug 19 |
| parkrun | 28:02 | | | | 56 | | | 1 | Cosmeston Lakes | Cosmeston Lakes parkrun # 2 | 14 Dec 19 |
| parkrun | 28:34 | | | | 119 | | | 1 | Grangemoor | Grangemoor parkrun # 173 | 9 Mar 19 |
| parkrun | 29:11 | | | | 102 | | | 1 | Grangemoor | Grangemoor parkrun # 176 | 30 Mar 19 |
| 2018 U11 Cardiff |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| parkrun | 25:17 | | | | 90 | | | | Grangemoor | Grangemoor parkrun # 149 | 29 Sep 18 |
| parkrun | 25:38 | | | | 72 | | | 1 | Grangemoor | Grangemoor parkrun # 156 | 17 Nov 18 |
| parkrun | 25:43 | | | | 52 | | | 1 | Grangemoor | Grangemoor parkrun # 145 | 1 Sep 18 |
| parkrun | 25:43 | | | | 93 | | | | Grangemoor | Grangemoor parkrun # 161 | 22 Dec 18 |
| parkrun | 25:57 | | | | 76 | | | 1 | Grangemoor | Grangemoor parkrun # 162 | 29 Dec 18 |
| parkrun | 25:59 | | | | 60 | | | 1 | Grangemoor | Grangemoor parkrun # 158 | 1 Dec 18 |
| parkrun | 26:03 | | | | 100 | | | | Grangemoor | Grangemoor parkrun # 157 | 24 Nov 18 |
| parkrun | 26:48 | | | | 77 | | | 1 | Grangemoor | Grangemoor parkrun # 131 | 26 May 18 |
| parkrun | 26:53 | | | | 66 | | | 1 | Grangemoor | Grangemoor parkrun # 144 | 25 Aug 18 |
| parkrun | 26:59 | | | | 106 | | | 1 | Grangemoor | Grangemoor parkrun # 119 | 24 Feb 18 |
| parkrun | 27:06 | | | | 88 | | | 1 | Grangemoor | Grangemoor parkrun # 143 | 18 Aug 18 |
| parkrun | 27:15 | | | | 89 | | | | Grangemoor | Grangemoor parkrun # 139 | 21 Jul 18 |
| parkrun | 27:18 | | | | 75 | | | 1 | Grangemoor | Grangemoor parkrun # 124 | 7 Apr 18 |
| parkrun | 27:20 | | | | 102 | | | | Grangemoor | Grangemoor parkrun # 128 | 5 May 18 |
| parkrun | 27:30 | | | | 89 | | | 1 | Grangemoor | Grangemoor parkrun # 132 | 2 Jun 18 |
| parkrun | 27:39 | | | | 78 | | | 1 | Grangemoor | Grangemoor parkrun # 137 | 7 Jul 18 |
| parkrun | 27:43 | | | | 90 | | | 1 | Grangemoor | Grangemoor parkrun # 112 | 6 Jan 18 |
| parkrun | 27:44 | | | | 98 | | | | Grangemoor | Grangemoor parkrun # 135 | 23 Jun 18 |
| parkrun | 27:51 | | | | 96 | | | 1 | Grangemoor | Grangemoor parkrun # 138 | 14 Jul 18 |
| parkrun | 27:55 | | | | 79 | | | 1 | Grangemoor | Grangemoor parkrun # 136 | 30 Jun 18 |
| 2017 U11 Cardiff |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| parkrun | 27:10 | | | | 87 | | | | Grangemoor | Grangemoor parkrun # 110 | 23 Dec 17 |
| parkrun | 29:00 | | | | 57 | | | 1 | Barry Island | Barry Island parkrun # 122 | 9 Sep 17 |
| parkrun | 29:48 | | | | 107 | | | | Barry Island | Barry Island parkrun # 105 | 29 Apr 17 |
| parkrun | 30:03 | | | | 87 | | | | Barry Island | Barry Island parkrun # 104 | 22 Apr 17 |
| parkrun | 30:15 | | | | 75 | | | | Barry Island | Barry Island parkrun # 107 | 13 May 17 |
| parkrun | 30:16 | | | | 85 | | | | Barry Island | Barry Island parkrun # 120 | 26 Aug 17 |
| parkrun | 30:20 | | | | 81 | | | | Barry Island | Barry Island parkrun # 118 | 12 Aug 17 |
| parkrun | 31:29 | | | | 342 | | | | Telford | Telford parkrun # 198 | 15 Apr 17 |
| parkrun | 31:51 | | | | 88 | | | | Barry Island | Barry Island parkrun # 112 | 17 Jun 17 |
| parkrun | 31:54 | | | | 88 | | | | Barry Island | Barry Island parkrun # 102 | 8 Apr 17 |