| 2025 U17 Cornwall AC |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 3.2KXC | 15:31 | | | | 44 | | | | RNAS Merryfield | South West Inter County Championship | 4 Jan 25 |
| 3.67KXC | 16:29 | | | | 12 | | | 7 | Truro School | Cornwall Schools' Championships | 11 Jan 25 |
| 3.798KXC | 18:53 | | | | 61 | | | | Newquay Sports Centre | South West Schools' Championships | 1 Feb 25 |
| 4KXC | 20:19 | | | | 281 | | | | Wollaton Park | CAU Inter County Championships (inc British Athletics Cross Challenge) | 8 Mar 25 |
| 4.4KXC | 20:44 | | | | 26 | | 11 | | Central Park, Plymouth | Charles Stanley Westward League | 8 Feb 25 |
| 2024 U15 Cornwall AC |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 800 | 2:33.6 | | | | 2 | | | | Par | Cornwall County Championships inc. Cornwall County Schools Combined Events | 11 May 24 |
| 800 | 2:34.6 | | | | 4 | | | | Par | Duchy Open inc. South West Sapphire League | 7 Jul 24 |
| 800 | 2:35.12 | | | | 7 | 1 | | | Exeter | South West Athletics League | 2 Jun 24 |
| 800 | 2:35.2 | | | | 3 | 3 | | | Par | Clive Marsh Spring Warm Up Meeting | 13 Apr 24 |
| 800 | 2:36.05 | | | | 6 | 1 | | | Exeter | South West Athletics League | 1 Sep 24 |
| 1500 | 5:23.02 | | | | 6 | | | | Exeter | South West Athletics League | 30 Jun 24 |
| 1500 | 5:25.33 | | | | 7 | | | | Exeter | South West Athletics League | 5 May 24 |
| 1500 | 5:25.6 | | | | 5 | | | | Par | Young Athletes Open Medal Meeting | 14 Sep 24 |
| 3000 | 12:05.80 | | | | 14 | | | | Plymouth | Devon Open inc South West Sapphire League | 26 May 24 |
| 2.9KXC | 12:12 | | | | 25 | | | | RNAS Merryfield | South West Inter County Championships | 7 Jan 24 |
| 3KXC | 11:21 | | | | 31 | | | | RNAS Merryfield | South West Schools' Championships | 3 Feb 24 |
| 3.18KXC | 13:39 | | | | 303 | | | | Pontefract | ESAA English Schools Championships | 16 Mar 24 |
| 3.235KXC | 13:35 | | | | 3 | | | | Truro | Cornwall Schools' Championships | 13 Jan 24 |
| 3.5KXC | 16:53 | | | | 23 | | | | Exeter | Devon County Championships (incl Charles Stanley Westward League) | 1 Dec 24 |
| 3.775KXC | 14:40 | | | | 11 | | | | Newquay | Charles Stanley Westward League | 17 Nov 24 |
| 3.8KXC | 15:35 | | | | 22 | | 8 | 8 | Westward Ho! | Bremco North Devon League (incl Charles Stanley Westward League) | 14 Jan 24 |
| 4KXC | 18:15 | | | | 263 | | | | Wollaton Park | CAU Inter County Championships (inc British Athletics Cross Challenge) | 9 Mar 24 |
| 4KXC | 21:12 | | | | 25 | | 11 | | Redruth School | Charles Stanley Westward League | 3 Mar 24 |
| 4.15KXC | 21:08 | | | | 41 | | 11 | | Newnham Park | Charles Stanley Westward League | 6 Oct 24 |
| parkrun | 22:46 | | | | 5 | | 1 | 1 | Penryn Campus | Penryn Campus parkrun # 113 | 10 Feb 24 |
| 2023 U15 Cornwall AC |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 800 | 2:44.37 | | | | 4 | 2 | | | Exeter | South West Athletics League | 28 May 23 |
| 1500 | 5:25.9 | | | | 8 | | | | Carn Brea | Cornwall County Championships, inc. Cornwall Schools Combined Events | 13 May 23 |
| 1500 | 5:27.2 | | | | 8 | | | | Carn Brea | Cornwall Athletics Academy Young Athletes Open Meeting | 30 Sep 23 |
| 1500 | 5:27.79 | | | | 10 | | | | Exeter | South West Athletics League | 16 Jul 23 |
| 1500 | 5:33.2 | | | | 5 | | | | Par | Cornwall County Schools Championships | 10 Jun 23 |
| 1500 | 5:38.2 | | | | 8 | | | | Carn Brea | Duchy Open | 10 Sep 23 |
| 2KXCL | 9:06 | | | | 44 | L03 | | | Mansfield | ECCA National Cross Country Relays | 4 Nov 23 |
| 2.73KXC | 12:06 | | | | 10 | | | | Charles Stanley Westward League | Charles Stanley Westward League | 12 Feb 23 |
| 2.75KXC | 13:19 | | | | 35 | | | | Ilton | EA South West Region Championships | 8 Jan 23 |
| 3KL | 12:47 | | | | 35 | L03 | | | Aldershot | Southern Young Athletes Relays | 23 Sep 23 |
| 3KXC | 12:25 | | | | 6 | | | | Redruth School | Charles Stanley Westward League | 5 Mar 23 |
| 3KXC | 15:10 | | | | 155 | | | | Loughborough | CAU Inter County Championships (inc British Athletics Cross Challenge) | 11 Mar 23 |
| 3.216KXC | 14:34 | | | | 3 | | | | Newquay | Cornwall County Schools' Championships | 14 Jan 23 |
| 3.23KXC | 13:02 | | | | 63 | | | | Bristol | South West Schools' Championships | 4 Feb 23 |
| 3.5KXC | 15:11 | | | | 10 | | | | Exeter | Devon County Championships (incl Charles Stanley Westward League) | 3 Dec 23 |
| 3.8KXC | 15:49 | | | | 9 | | | | Newquay Sports Centre | Charles Stanley Westward League (inc. Cornwall County Championships) | 19 Nov 23 |
| 4.15KXC | 17:01 | | | | 36 | | 11 | | Newnham Park | Charles Stanley Westward League | 8 Oct 23 |
| parkrun | 23:40 | | | | 16 | | 1 | 1 | Trelissick | Trelissick parkrun # 262 | 20 May 23 |
| parkrun | 23:43 | | | | 19 | | 3 | 1 | Trelissick | Trelissick parkrun # 284 | 21 Oct 23 |
| parkrun | 25:25 | | | | 37 | | | | Trelissick | Trelissick parkrun # 277 | 2 Sep 23 |
| 2022 U13 Cornwall AC |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 100 | 16.0 | | | | 6 | | | | Carn Brea | Cornwall AC Spring Warm Up inc. Cornwall Schools Combined Events Trials | 24 Apr 22 |
| 1500 | 5:51.19 | | | | 9 | 1 | | | Exeter | South West Athletics League | 5 Jun 22 |
| 1500 | 5:54.3 | | | | 5 | | | | Carn Brea | Cornwall AC Spring Warm Up inc. Cornwall Schools Combined Events Trials | 24 Apr 22 |
| 1500 | 6:01.35 | | | | 11 | | | | Exeter | South West Athletics League | 7 Aug 22 |
| 2.3KXC | 9:18 | | | | 5 | | | | Truro | Cornwall County Schools' Championships | 15 Jan 22 |
| 2.37KXC | 10:03 | | | | 43 | | | | Chippenham | South West Schools' Championships | 5 Feb 22 |
| 2.5KXC | 10:44 | | | | 14 | | | | Plymouth | Charles Stanley Westward League | 9 Oct 22 |
| 2.5KXC | 10:51 | | | | 15 | | | | Exeter | Devon County Championships (incl Charles Stanley Westward League) | 4 Dec 22 |
| 2.73KXC | 12:37 | | | | 20 | | | | Plymouth | Charles Stanley Westward League | 27 Feb 22 |
| 3.04KXC | 12:58 | | | | 13 | | | | Newquay | Charles Stanley Westward League | 13 Nov 22 |
| 3.2KXC | 15:10 | | | | 14 | | | | Redruth | Charles Stanley Westward League | 13 Feb 22 |
| parkrun | 24:11 | | | | 11 | | 1 | 1 | Penryn Campus | Penryn Campus parkrun # 17 | 26 Feb 22 |
| 2021 U13 Cornwall AC |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| parkrun | 29:03 | | | | 50 | | | | Penryn Campus | Penryn Campus parkrun # 1 | 16 Oct 21 |
| 2020 U11 Cornwall AC |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| parkrun | 28:46 | | | | 64 | | | | Trelissick | Trelissick parkrun # 167 | 22 Feb 20 |
| parkrun | 29:37 | | | | 125 | | | | Trelissick | Trelissick parkrun # 164 | 25 Jan 20 |
| parkrun | 31:23 | | | | 110 | | | | Trelissick | Trelissick parkrun # 163 | 18 Jan 20 |
| 2019 U11 Cornwall AC |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| parkrun | 28:18 | | | | 67 | | | 1 | Trelissick | Trelissick parkrun # 150 | 19 Oct 19 |
| parkrun | 30:10 | | | | 132 | | | 1 | Trelissick | Trelissick parkrun # 130 | 1 Jun 19 |
| 2018 U11 Cornwall AC |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| parkrun | 32:17 | | | | 109 | | | | Trelissick | Trelissick parkrun # 100 | 10 Nov 18 |
| parkrun | 34:19 | | | | 118 | | | | Trelissick | Trelissick parkrun # 71 | 14 Apr 18 |
| 2017 U11 Cornwall AC |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| parkrun | 36:19 | | | | 162 | | | | Trelissick | Trelissick parkrun # 37 | 12 Aug 17 |
| parkrun | 37:04 | | | | 89 | | | 1 | Trelissick | Trelissick parkrun # 16 | 18 Mar 17 |