| 2025 U15 Chiltern |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 300 | 48.60 | | | | 6 | A | | | Eton | UK Youth Development League Lower - Southern 1C | 3 May 25 |
| 800 | 2:24.25 | | | | 1 | A | | | Wycombe | UK Youth Development League Lower - Southern Division 1C - no high jump | 1 Jun 25 |
| 800 | 2:24.89 | | | | 6 | 6 | | | Watford | Watford Harriers Open Graded Meetings | 14 May 25 |
| 800 | 2:25.74 | | | | 2 | A | | | Eton | UK Youth Development League Lower - Southern 1C | 3 May 25 |
| 800 | 2:29.9 | | | | 4 | A | | | Horspath | UK Youth Development League Lower - Southern 1C | 20 Jul 25 |
| 1500 | 4:48.06 | | | | 5 | B | | | Loughborough | BMC PB Classic | 31 May 25 |
| 1500 | 4:49.71 | | | | 13 | 6 | | | Watford | Watford Harriers Open Graded Meetings | 28 May 25 |
| 1500 | 4:52.59 | | | | 6 | 3 | | | Watford | Watford Harriers Open Graded Meetings | 30 Apr 25 |
| 1500 | 4:54.71 | | | | 10 | h1 | | | Birmingham | ESAA English Schools Championships | 11 Jul 25 |
| 1500 | 4:57.6 | | | | 2 | | | | Milton Keynes | Buckinghamshire County Schools Championships | 14 Jun 25 |
| 1500 | 5:01.38 | | | | 15 | 6 | | | Watford | Watford Harriers Open Graded Meetings | 20 Aug 25 |
| 1500 | 5:05.24 | | | | 10 | 4 | | | Watford | Watford Harriers Open Graded Meetings | 2 Apr 25 |
| 2KXCL | 7:25 | | | | 6 | L01 | | | Wormwood Scrubs | South of England AA Relay Championships | 18 Oct 25 |
| 2.85KXC | 10:21 | | | | 94 | | | | Ardingly | ESAA English Schools Championships | 15 Mar 25 |
| 2.9KXC | 11:18 | | | | 1 | | 1 | 1 | Cokethorpe School | ESAA English Schools Cup Regional Finals - East Central | 4 Nov 25 |
| 3KL | 11:00 | | | | 14 | L01 | | 14 | Aldershot | Southern Young Athletes Relays | 20 Sep 25 |
| 3KXC | 12:57 | | | | 5 | | | | Stowe School | Buckinghamshire County Schools' Championships | 5 Feb 25 |
| 3.68KXC | 14:50 | | | | 5 | R8 | 5 | 5 | Horspath | Chiltern League | 15 Nov 25 |
| 3.68KXC | 16:17 | | | | 6 | | | | Shotover Park | Chiltern League | 8 Feb 25 |
| 3.7KXC | 13:58 | | | | 8 | U15W | | | Verulamium Park | Chiltern League | 11 Oct 25 |
| 4KXC | 17:05 | | | | 95 | | | | Wollaton Park | CAU Inter County Championships (inc British Athletics Cross Challenge) | 8 Mar 25 |
| 4KXC | 19:31 | | | | 61 | | | | Parliament Hill | ECCA Saucony English National Championships | 22 Feb 25 |
| 4.5KXC | 17:55 | | | | 46 | | | | Beckenham Place | South of England Championships | 25 Jan 25 |
| 4.5KXC | 19:33 | | | | 20 | | | | Cassiobury Park | Chiltern League | 11 Jan 25 |
| parkrun | 20:03 | | | | 15 | | | 1 | Black Park | Black Park parkrun # 775 | 26 Jul 25 |
| 2024 U15 Chiltern |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 800 | 2:26.36 | | | | 8 | 5 | | | Watford | Watford Harriers Open Graded Meetings | 10 Jul 24 |
| 800 | 2:26.68 | | | | 2 | B | | | Eton | UK Youth Development League Lower - Southern 1C | 21 Jul 24 |
| 800 | 2:26.84 | | | | 9 | 4 | | | Watford | Watford Harriers Open Graded Meetings | 12 Jun 24 |
| 800 | 2:28.24 | | | | 5 | 4 | | | Watford | Watford Harriers Open Graded Meetings | 4 Sep 24 |
| 800 | 2:29.0 | | | | 3 | 2 | | | Milton Keynes | Buckinghamshire County Schools' Championships | 8 Jun 24 |
| 800 | 2:29.09 | | | | 2 | h1 | | | Watford | Watford Harriers Open Graded Meetings | 15 May 24 |
| 800 | 2:33.96 | | | | 6 | 05 | | | Watford | Watford Harriers Open Graded Meetings | 17 Apr 24 |
| 800 | 2:37.48 | | | | 2 | B | | | Bedford | UK Youth Development League Lower - Southern 1C | 20 Apr 24 |
| 1500 | 4:59.68 | | | | 5 | 3 | | | Watford | Watford Harriers Open Graded Meetings | 26 Jun 24 |
| 1500 | 5:00.64 | | | | 7 | 4 | | | Watford | Watford Harriers Open Graded Meetings | 24 Jul 24 |
| 1500 | 5:00.97 | | | | 8 | 4 | | | Watford | Watford Harriers Open Graded Meetings | 29 May 24 |
| 1500 | 5:03.93 | | | | 9 | 4 | | | Watford | Watford Harriers Open Graded Meetings | 1 May 24 |
| 1500 | 5:04.86 | | | | 5 | 3 | | | Watford | Watford Harriers Open Graded Meetings | 21 Aug 24 |
| 1500 | 5:05.53 | | | | 4 | B | | | Horspath | Buckinghamshire & Oxfordshire County Championships | 11 May 24 |
| 1500 | 5:09.63 | | | | 10 | 3 | | | Watford | Watford Harriers Open Graded Meetings | 3 Apr 24 |
| LJ | 2.81 | | | | 23 | | | | Milton Keynes | Buckinghamshire County Schools' Championships | 8 Jun 24 |
| LJ | 2.39 | | | | 5 | B | | | Bedford | UK Youth Development League Lower - Southern 1C | 20 Apr 24 |
| JT500 | 6.52 | | | | 6 | B | | | Eton | UK Youth Development League Lower - Southern 1C | 21 Jul 24 |
| 2.5KXC | NT | | | | 7 | | | | Stowe School | ESAA English Schools Cup Regional Finals - East Central | 8 Nov 24 |
| 2.87KXC | 12:35 | | | | 10 | | | | Shotover Park | Chiltern League | 10 Feb 24 |
| 2.9KXC | 11:19 | | | | 3 | | | | Biggleswade | Bedfordshire / Buckinghamshire County Championships | 7 Jan 24 |
| 3KL | 11:14 | | | | 16 | L1 | | | Aldershot | Southern Young Athletes Relays | 21 Sep 24 |
| 3KXC | 10:32 | | | | 4 | | | | Cassiobury Park | Chiltern League | 13 Jan 24 |
| 3KXC | 12:26 | | | | 7 | | | | Parliament Hill | British Athletics Cross Challenge (inc UKA World Cross Country Trial) | 20 Jan 24 |
| 3KXC | 12:42 | | | | 114 | | | | Wollaton Park | CAU Inter County Championships (inc British Athletics Cross Challenge) | 9 Mar 24 |
| 3.0KXC | 14:00 | | | | 4 | | | | Stowe School | Buckinghamshire Schools' Championships | 7 Feb 24 |
| 3.18KXC | 12:28 | | | | 114 | | | | Pontefract | ESAA English Schools Championships | 16 Mar 24 |
| 3.88KL | 14:54 | | | | 26 | L1 | | | Sutton Park | ERRA National Young Athlete Relays | 5 Oct 24 |
| 3.9KXC | 16:08 | | | | 3 | | | | Milton Keynes | Bedfordshire / Buckinghamshire County Championships | 14 Dec 24 |
| 4KXC | 14:59 | | | | 9 | | | | Keysoe | Chiltern League | 12 Oct 24 |
| 4.3KXC | 16:18 | | | | 3 | | | | Luton | Chiltern League | 30 Nov 24 |
| 4.4KXC | 17:37 | | | | 5 | | | | Milton Keynes | Chiltern League | 9 Nov 24 |
| parkrun | 19:21 | | | | 23 | | 1 | 1 | Rickmansworth | Rickmansworth parkrun # 308 | 1 Jun 24 |
| parkrun | 19:46 | | | | 22 | | 2 | 1 | Rickmansworth | Rickmansworth parkrun # 319 | 17 Aug 24 |
| 2023 U13 Chiltern |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 800 | 2:30.10 | | | | 6 | 3 | | | Watford | Watford Harriers Open Graded Meetings | 14 Jun 23 |
| 800 | 2:32.23 | | | | 8 | B3 | | | Watford | Watford Harriers Open Graded Meetings | 6 Sep 23 |
| 800 | 2:33.20 | | | | 5 | A | | | Winchester | UK Youth Development League Lower - Southern 1A | 7 May 23 |
| 800 | 2:33.46 | | | | 3 | A | | | Guildford | UK Youth Development League Lower - Southern 1A No hammer/discus | 8 Jul 23 |
| 800 | 2:33.8 | | | | 2 | TT1 | | | Milton Keynes | Buckinghamshire County Schools | 10 Jun 23 |
| 800 | 2:35.42 | | | | 10 | 4 | | | Watford | Watford Harriers Open Graded Meetings | 12 Jul 23 |
| 800 | 2:37.28 | | | | 7 | 4 | | | Watford | Watford Harriers Open Graded Meetings | 19 Apr 23 |
| 1200 | 4:05.9 | | | | 1 | A | | | Twickenham | UK Youth Development League Lower - Southern 1A | 3 Jun 23 |
| 1500 | 5:06.53 | | | | 3 | 2 | | | Watford | Watford Harriers Open Graded Meetings | 31 May 23 |
| 1500 | 5:06.76 | | | | 10 | 4 | | | Watford | Watford Harriers Open Graded Meetings | 28 Jun 23 |
| 1500 | 5:09.53 | | | | 14 | 2 | | | Watford | Watford Harriers Open Graded Meetings | 23 Aug 23 |
| 1500 | 5:10.67 | | | | 13 | 3 | | | Watford | Watford Harriers Open Graded Meetings | 26 Jul 23 |
| 1500 | 5:15.70 | | | | 5 | 4 | | | Watford | Watford Harriers Open Graded Meetings | 3 May 23 |
| 1500 | 5:16.16 | | | | 2 | B | | | Horspath | Buckinghamshire & Oxfordshire County Championships | 13 May 23 |
| 1500 | 5:17.04 | | | | 7 | 3 | | | Watford | Watford Harriers Open Graded Meetings | 5 Apr 23 |
| LJ | 2.60 | | | | 8 | B | | | Horspath | Buckinghamshire & Oxfordshire County Championships | 13 May 23 |
| SP2.72K | 3.59 | | | | 5 | A | | | Winchester | UK Youth Development League Lower - Southern 1A | 7 May 23 |
| SP2.72K | 3.29 | | | | 6 | B | | | Guildford | UK Youth Development League Lower - Southern 1A No hammer/discus | 8 Jul 23 |
| 2KXCL | 7:47 | | | | 5 | L03 | | | Wormwood Scrubs | South of England AA Relay Championships | 21 Oct 23 |
| 2.3KXC | 9:45 | | | | 24 | | | | Woodbridge | ESAA English Schools Cup Final | 2 Dec 23 |
| 2.5KXC | 9:37 | | | | 2 | | | | Stowe School | Buckinghamshire Schools' Championships | 8 Feb 23 |
| 2.5KXC | NT | | | | 1 | | | | Stowe | ESAA English Schools Cup Regional Finals - East Central | 10 Nov 23 |
| 2.8KXC | 11:00 | | | | 3 | | | | Milton Keynes | Chiltern League | 14 Jan 23 |
| 2.8KXC | 11:18 | | | | 3 | | | | Ampthill | Bedfordshire / Buckinghamshire County Championships | 7 Jan 23 |
| 3KL | 11:31 | | | | 5 | L03 | | | Aldershot | Southern Young Athletes Relays | 23 Sep 23 |
| 3KXC | 11:25 | | | | 27 | | | | Beckenham Place | South of England Championships | 28 Jan 23 |
| 3KXC | 12:07 | | | | 5 | Y7W | | | Prestwold Hall | National Primary & Year 7 Championships | 25 Mar 23 |
| 3KXC | 14:11 | | | | 56 | | | | Loughborough | CAU Inter County Championships (inc British Athletics Cross Challenge) | 11 Mar 23 |
| 3.1KXC | 12:33 | | | | 3 | | | | Milton Keynes | Chiltern League | 11 Nov 23 |
| 3.2KXC | 11:47 | | | | 3 | | | | Bedford | Chiltern League | 11 Feb 23 |
| 3.2KXC | 11:50 | | | | 4 | | | | Bedford | Chiltern League | 14 Oct 23 |
| 3.88KL | 15:28 | | | | 10 | L03 | | | Sutton Park | ERRA National Young Athlete Relays | 7 Oct 23 |
| parkrun | 19:43 | | | | 27 | | | | Rickmansworth | Rickmansworth parkrun # 241 | 18 Feb 23 |
| parkrun | 19:56 | | | | 38 | | | | Rickmansworth | Rickmansworth parkrun # 269 | 16 Sep 23 |
| parkrun | 21:07 | | | | 37 | | 3 | 1 | Rickmansworth | Rickmansworth parkrun # 268 | 9 Sep 23 |
| parkrun | 21:43 | | | | 37 | | 2 | 1 | Rickmansworth | Rickmansworth parkrun # 263 | 5 Aug 23 |
| 2022 U13 Chiltern |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 75 | 13.1 | | | | 7 | A | | | Southampton | UK Youth Development League Lower Southern 1A | 8 May 22 |
| 800 | 2:35.62 | | | | 3 | 2 | | | Watford | Watford Open Graded Meeting | 7 Sep 22 |
| 800 | 2:35.95 | | | | 3 | 1 | | | Watford | Watford Open Graded Meeting | 15 Jun 22 |
| 800 | 2:40.48 | | | | 9 | 3 | | | Watford | Watford Open Graded Meeting | 10 Aug 22 |
| 800 | 2:40.51 | | | | 3 | 1 | | | Watford | Watford Open Graded Meeting | 18 May 22 |
| 800 | 2:44.8 | | | | 1 | nsA | | | Southampton | UK Youth Development League Lower Southern 1A | 8 May 22 |
| 1500 | 5:21.27 | | | | 1 | 1 | | | Watford | Watford Open Graded Meeting | 29 Jun 22 |
| 1500 | 5:21.71 | | | | 14 | 2 | | | Watford | Watford Open Graded Meeting | 24 Aug 22 |
| 1500 | 5:28.25 | | | | 3 | 1 | | | Watford | Watford Open Graded Meeting | 1 Jun 22 |
| 1500 | 5:31.63 | | | | 10 | 2 | | | Watford | Watford Open Graded Meeting | 4 May 22 |
| SP2.72K | 3.21 | | | | 7 | A | | | Southampton | UK Youth Development League Lower Southern 1A | 8 May 22 |
| 1.5KXC | 5:58 | | | | 2 | | | | Shuttleworth Park | Chiltern League | 19 Feb 22 |
| 1.5KXC | 6:22 | | | | 3 | | | | Milton Keynes | Chiltern League | 15 Jan 22 |
| 1.6KXC | 6:14 | | | | 3 | | | | Stowe | Buckinghamshire County Schools' Championships | 2 Feb 22 |
| 2KXC | 8:42 | | | | 3 | | | | Milton Keynes | Bedfordshire / Buckinghamshire County Championships | 8 Jan 22 |
| 2.37KXC | 9:34 | | | | 62 | | | | Leeds | ESAA English Schools Cup Final | 3 Dec 22 |
| 2.7KXC | 10:02 | | | | 7 | Y6 | | | Market Harborough | National Primary & Year 7 Championships | 26 Mar 22 |
| 3KL | 11:49 | | | | 6 | C | 6 | | Rushmoor | Aldershot Road Relays | 24 Sep 22 |
| 3KXC | 11:03 | | | | 3 | U13W | | | Oxford | Chiltern League | 15 Oct 22 |
| 3.88KL | 14:52 | | | | 5 | L3 | | | Sutton Park | ERRA National Young Athlete Relays | 8 Oct 22 |
| parkrun | 19:53 | | | | 32 | | | | Rickmansworth | Rickmansworth parkrun # 218 | 17 Sep 22 |
| 2021 U11 Chiltern |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 1.8KXC | 7:48 | | | | 7 | | | | Milton Keynes | Chiltern League (Inc British Athletics Cross Challenge & Oxford Uni Trials) | 13 Nov 21 |
| 1.9KXC | 8:00 | | | | 4 | | | | Luton | Chiltern League | 4 Dec 21 |