| 2025 U20 Chiltern |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 3000 | 9:25.31 | | | | 10 | 2 | | | Watford | Watford Harriers Open Graded Meetings | 2 Apr 25 |
| 5.23KXC | 17:15 | | | | 49 | | | | Leeds | ESAA English Schools Cup Final | 1 Mar 25 |
| 5.6KXC | 20:54 | | | | 5 | | | | Stowe School | Buckinghamshire County Schools' Championships | 5 Feb 25 |
| 6KXC | 18:27 | | | | 9 | | | | Cassiobury Park | Chiltern League | 11 Jan 25 |
| 6KXC | 20:09 | | | | 184 | | | | Ardingly | ESAA English Schools Championships | 15 Mar 25 |
| 6KXC | 20:45 | | | | 15 | | | | Trent Park | Middlesex and Hertfordshire County Championships | 4 Jan 25 |
| 6KXC | 21:02 | | | | 50 | | | | Beckenham Place | South of England Championships | 25 Jan 25 |
| 6KXC | 21:29 | | | | 123 | | | | Wollaton Park | CAU Inter County Championships (inc British Athletics Cross Challenge) | 8 Mar 25 |
| 2024 U17 Chiltern |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 800 | 2:05.89 | | | | 5 | h3 | | | Watford | Watford Harriers Open Graded Meetings | 15 May 24 |
| 800 | 2:07.37 | | | | 9 | 2 | | | Watford | Watford Harriers Open Graded Meetings | 12 Jun 24 |
| 800 | 2:08.29 | | | | 6 | H | | | Watford | Bedfordshire/Hertfordshire County Championships | 12 May 24 |
| 800 | 2:10.53 | | | | 3 | 01 | | | Watford | Watford Harriers Open Graded Meetings | 17 Apr 24 |
| 800 | 2:10.80 | | | | 1 | A | | | Perivale | UK Youth Development League Upper - Southern 1A | 30 Jun 24 |
| 1500 | 4:20.73 | | | | 5 | | | | Stevenage | Hertfordshire County Championships Day 1 | 6 May 24 |
| 1500 | 4:24.95 | | | | 3 | 9 | | | Watford | Watford Harriers Open Graded Meetings | 3 Apr 24 |
| 1500 | 4:24.96 | | | | 11 | C | | | Bracknell | BMC Regional Races (Mick Marlow Memorial) | 19 Jun 24 |
| 1500 | 4:25.90 | | | | 10 | 3 | | | Watford | Watford Harriers Open Graded Meetings | 26 Jun 24 |
| 1500 | 4:33.2 | | | | 2 | | | | Milton Keynes | Buckinghamshire County Schools' Championships | 8 Jun 24 |
| 3000 | 9:52.01 | | | | 18 | 2 | | | Watford | Watford Harriers Open Graded Meetings | 4 Sep 24 |
| 3KXCL | 9:44 | | | | 20 | L1 | | 12 | Wormwood Scrubs | South of England AA Relay Championships | 19 Oct 24 |
| 3.88KL | 12:57 | | | | 33 | L2 | | | Sutton Park | ERRA National Young Athlete Relays | 5 Oct 24 |
| 4.495KXC | 18:29 | | | | 304 | | | | Pontefract | ESAA English Schools Championships | 16 Mar 24 |
| 5KXC | NT | | | | 9 | | | | Stowe School | ESAA English Schools Cup Regional Finals - East Central | 8 Nov 24 |
| parkrun | 16:56 | | | | 4 | | | | Rickmansworth | Rickmansworth parkrun # 323 | 14 Sep 24 |
| parkrun | 17:59 | | | | 8 | | | 1 | Rickmansworth | Rickmansworth parkrun # 291 | 3 Feb 24 |
| 5.6KXC | 19:42 | | | | 10 | | | | Luton | Chiltern League | 30 Nov 24 |
| 5.6KXC | 21:53 | | | | 7 | | | | Stowe School | Buckinghamshire Schools' Championships | 7 Feb 24 |
| 5.74KXC | 24:29 | | | | 27 | | | | Shotover Park | Chiltern League | 10 Feb 24 |
| 6KXC | 20:07 | | | | 12 | | | | Keysoe | Chiltern League | 12 Oct 24 |
| 5ML | 29:07 | | | | 4 | | | | Chesham | Pednor International 10 / Relay | 29 Dec 24 |
| 2023 U17 Chiltern |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 800 | 2:14.51 | | | | 9 | 11 | | | Watford | Watford Harriers Open Graded Meetings | 17 May 23 |
| 800 | 2:15.05 | | | | 10 | B8 | | | Watford | Watford Harriers Open Graded Meetings | 6 Sep 23 |
| 800 | 2:16.42 | | | | 9 | 11 | | | Watford | Watford Harriers Open Graded Meetings | 12 Jul 23 |
| 800 | 2:19.79 | | | | 6 | H | | | Watford | Hertfordshire & Bedfordshire County Championships | 13 May 23 |
| 800 | 2:19.85 | | | | 9 | 11 | | | Watford | Watford Harriers Open Graded Meetings | 19 Apr 23 |
| 1500 | 4:41.55 | | | | 1 | 4 | | | Watford | Watford Harriers Open Graded Meetings | 23 Aug 23 |
| 1500 | 4:49.75 | | | | 12 | 8 | | | Watford | Watford Harriers Open Graded Meetings | 5 Apr 23 |
| 1500 | 4:54.1 | | | | 2 | A | | | Hemel Hempstead | UK Youth Development League Upper - Southern 1A | 25 Jun 23 |
| 3KXCL | 11:04 | | | | 21 | L03 | | 13 | Wormwood Scrubs | South of England AA Relay Championships | 21 Oct 23 |
| 4KXC | 16:11 | | | | 146 | | | | Loughborough | CAU Inter County Championships (inc British Athletics Cross Challenge) | 11 Mar 23 |
| 4KXC | 16:51 | | | | 131 | | | | Bolesworth Castle | ECCA Saucony English National Cross Country Championships | 25 Feb 23 |
| 4.1KXC | 13:37 | | | | 12 | | | | Bedford | Chiltern League | 11 Feb 23 |
| 4.3KXC | 16:02 | | | | 4 | | | | Milton Keynes | Chiltern League | 14 Jan 23 |
| 4.5KXC | 14:58 | | | | 46 | | | | Beckenham Place | South of England Championships | 28 Jan 23 |
| 4.5KXC | 18:05 | | | | 4 | | | 4 | Watford | Hertfordshire County Championships | 8 Jan 23 |
| 4.6KL | 16:12 | | | | 41 | L01 | | | Aldershot | Southern Young Athletes Relays | 23 Sep 23 |
| parkrun | 17:42 | | | | 18 | | | | Rickmansworth | Rickmansworth parkrun # 269 | 16 Sep 23 |
| 5.14KXC | NT | | | | 21 | | | | Stowe | ESAA English Schools Cup Regional Finals - East Central | 10 Nov 23 |
| 5.5KXC | 19:15 | | | | 21 | | | | Luton | Chiltern League | 2 Dec 23 |
| 6KXC | 22:11 | | | | 12 | | | | Stowe School | Buckinghamshire Schools' Championships | 8 Feb 23 |
| 2022 U15 Chiltern |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 300 | 44.85 | | | | 5 | A | | | Guildford | UK Youth Development League Lower Southern 1A | 3 Jul 22 |
| 800 | 2:16.1 | | | | 1 | | | | Milton Keynes | Buckinghamshire Schools Championships | 11 Jun 22 |
| 800 | 2:17.40 | | | | 6 | 8 | | | Watford | Watford Open Graded Meeting | 7 Sep 22 |
| 800 | 2:17.53 | | | | 12 | 8 | | | Watford | Watford Open Graded Meeting | 15 Jun 22 |
| 800 | 2:17.73 | | | | 2 | A | | | Guildford | UK Youth Development League Lower Southern 1A | 3 Jul 22 |
| 800 | 2:18.33 | | | | 3 | | | | Bedford | Bedfordshire & Hertfordshire County Championships | 14 May 22 |
| 800 | 2:19.51 | | | | 5 | G | | | Milton Keynes | BMC PB Classic | 4 Jun 22 |
| 800 | 2:19.73 | | | | 5 | 10 | | | Watford | Watford Open Graded Meeting | 20 Apr 22 |
| 800 | 2:20.2 | | | | 1 | A | | | Southampton | UK Youth Development League Lower Southern 1A | 21 May 22 |
| 800 | 2:22.8 | | | | 2 | A | | | Southampton | UK Youth Development League Lower Southern 1A | 8 May 22 |
| 800 | 2:29.7 | | | | 3 | h2 | | | Milton Keynes | Buckinghamshire Schools Championships | 11 Jun 22 |
| 1500 | 4:37.29 | | | | 5 | 7 | | | Watford | Watford Open Graded Meeting | 29 Jun 22 |
| 1500 | 4:41.57 | | | | 4 | 8 | | | Watford | Watford Open Graded Meeting | 1 Jun 22 |
| 1500 | 4:43.01 | | | | 12 | 8 | | | Watford | Watford Open Graded Meeting | 24 Aug 22 |
| 1500 | 4:46.86 | | | | 8 | 7 | | | Watford | Watford Open Graded Meeting | 4 May 22 |
| 1500 | 4:52.0 | | | | 3 | | | | Stevenage | Hertfordshire County 1500m, Masters, Disability & Relay Championships | 23 Apr 22 |
| 1500 | 4:56.49 | | | | 4 | 5 | | | Watford | Watford Open Graded Meeting | 6 Apr 22 |
| LJ | 3.95 | | | | 6 | A | | | Southampton | UK Youth Development League Lower Southern 1A | 21 May 22 |
| LJ | 3.62 | | | | 5 | A | | | Southampton | UK Youth Development League Lower Southern 1A | 8 May 22 |
| JT600 | 21.89 | | | | 3 | A | | | Southampton | UK Youth Development League Lower Southern 1A | 21 May 22 |
| JT600 | 17.35 | | | | 4 | A | | | Guildford | UK Youth Development League Lower Southern 1A | 3 Jul 22 |
| 3KL | 10:54 | | | | 19 | C | | | Rushmoor | Aldershot Road Relays | 24 Sep 22 |
| 4KXC | 14:30 | | | | 102 | | | | Horspath | South of England Masters' & Inter Counties Championships | 10 Dec 22 |
| 4KXC | 15:11 | | | | 27 | | | | Shuttleworth Park | Chiltern League | 19 Feb 22 |
| 4KXC | 16:34 | | | | 6 | | | | Stowe | Buckinghamshire County Schools' Championships | 2 Feb 22 |
| 4KXC | 17:56 | | | | 250 | | | | Parliament Hill | ECCA Saucony English National Championships | 26 Feb 22 |
| 4.395KXC | 15:35 | | | | 255 | | | | Tonbridge | ESAA English Schools Championships | 19 Mar 22 |
| 4.4KXC | 16:43 | | | | 41 | | | 41 | Milton Keynes | Chiltern League (Inc British Cross Challenge & Home Countries International & Oxford Uni v RAF) | 12 Nov 22 |
| 4.5KXC | 18:29 | | | | 141 | | | | Beckenham | South of England AA Championships | 29 Jan 22 |
| parkrun | 19:26 | | | | 15 | | | 1 | Rickmansworth | Rickmansworth parkrun # 192 | 12 Mar 22 |
| 2021 U15 Chiltern |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 800 | 2:21.42 | | | | 10 | 6 | | | Watford | Watford Open Graded Meeting | 11 Aug 21 |
| 800 | 2:22.52 | | | | 4 | I | | | Milton Keynes | BMC PB Classic | 5 Jun 21 |
| 800 | 2:23.01 | | | | 6 | 3 | | | Wormwood Scrubs | Thames Valley Harriers Open Meeting | 7 Jul 21 |
| 800 | 2:23.29 | | | | 10 | 6 | | | Watford | Watford Open Graded Meeting | 8 Sep 21 |
| 800 | 2:23.9 | | | | 5 | | | | Milton Keynes | Buckinghamshire Schools Championships | 12 Jun 21 |
| 800 | 2:25.88 | | | | 2 | 7 | | | Eton | Windsor, Slough, Eton & Hounslow Middle Distance & Sprints Closed Meeting | 16 May 21 |
| 800 | 2:28.25 | | | | 8 | | | | Watford | Hertfordshire & Bedfordshire County Championships | 31 Jul 21 |
| 1500 | 4:55.81 | | | | 11 | 5 | | | Watford | Watford Open Graded Meeting | 25 Aug 21 |
| 1500 | 4:58.28 | | | | 7 | 5 | | | Harrow | Harrow AC Spring Open | 29 Apr 21 |
| 1500 | 5:02.56 | | | | 16 | 5 | | | Watford | Watford Open Graded Meeting | 28 Jul 21 |
| 2KXCL | 7:02 | | | | 18 | L1 | | | Wormwood Scrubs | South of England AA Relay Championships | 23 Oct 21 |
| 3.88KL | 14:39 | | | | 34 | L2 | | | Sutton Park | ERRA National Young Athlete Relays | 9 Oct 21 |
| 4.5KXC | 18:43 | | | | 80 | | | | Newquay | ESAA English Schools Cup Final | 4 Dec 21 |
| 2020 U13 Chiltern |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 800 | 2:28.72 | | | | 3 | 2 | | | Dagenham | Be Fit Today Track Academy Open | 12 Sep 20 |
| 800 | 2:31.91 | i | | | 4 | 11 | | | Lee Valley | Lee Valley Middle Distance Open | 19 Feb 20 |
| 1500 | 4:58.87 | | | | 11 | 6 | | | Harrow | Harrow AC 800m, 1500m Race Night & Long Jump | 24 Sep 20 |
| 1500 | 5:02.17 | | | | 10 | 6 | | | Bromley | London Hurdles & Middle Distance Open Event | 11 Oct 20 |
| 2KXC | 6:49 | | | | 2 | | | | Stowe | Buckinghamshire County Schools' Championships | 5 Feb 20 |
| 2.8KXC | 10:27 | | | | 26 | | | | Milton Keynes | Chiltern League | 8 Feb 20 |
| 3KXC | 12:28 | | | | 32 | | | | Keysoe | Chiltern League | 11 Jan 20 |
| 3KXC | 13:22 | | | | 118 | | | | Parliament Hill | South of England AA Championships | 25 Jan 20 |
| 3.7KXC | 16:42 | | | | 135 | | | | Wollaton Park | ECCA Saucony English National Championships | 22 Feb 20 |
| 2019 U13 Chiltern |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 800 | 2:26.01 | | | | 4 | 3 | | | Watford | Watford Open Graded Meeting | 12 Jun 19 |
| 800 | 2:27.7 | | | | 2 | nsA | | | Hillingdon | UK Youth Development U13/U15 League Division South Central 1 | 18 May 19 |
| 800 | 2:27.78 | | | | 8 | 5 | | | Watford | Watford Open Graded Meeting | 10 Jul 19 |
| 800 | 2:29.53 | | | | 4 | 3 | | | Watford | Watford Open Graded Meeting | 15 May 19 |
| 800 | 2:31.60 | | | | 5 | | | | Watford | Hertfordshire County Championships | 12 May 19 |
| 800 | 2:32.9 | | | | 1 | nsA | | | Sandy | UK Youth Development U13/U15 League Division South Central 1 | 22 Jun 19 |
| 1500 | 5:07.71 | | | | 13 | 3 | | | Watford | Watford Open Graded Meeting | 26 Jun 19 |
| 1500 | 5:08.12 | | | | 2 | 2 | | | Watford | Watford Open Graded Meeting | 1 May 19 |
| 1500 | 5:09.36 | | | | 5 | | | | Stevenage | Hertfordshire County Championships - Day 1 | 6 May 19 |
| 1500 | 5:09.45 | | | | 3 | | | | Wycombe | Wycombe Phoenix Junior Championships | 16 Jun 19 |
| 1.5KXC | 5:35 | | | | 1 | | | | Milton Keynes | Chiltern League | 9 Feb 19 |
| 2KXC | 7:05 | | | | 2 | | | | Keysoe | Chiltern League | 12 Jan 19 |
| 2KXCL | 7:55 | | | | 16 | L1 | | | Wormwood Scrubs | South of England AA Relay Championships | 19 Oct 19 |
| 2.9KXC | 11:02 | | | | 17 | | | | Shottover Hill | Chiltern League | 12 Oct 19 |
| 3KXC | 11:38 | | | | 11 | | | | Trent Park | North West London Young Athletes' League | 23 Nov 19 |
| 3.1KL | 12:01 | | | | 8 | L3 | | | Crystal Palace | Southern Young Athletes Relays | 22 Sep 19 |
| 3.88KL | 14:42 | | | | 25 | L1 | | | Sutton Park | ERRA National Young Athlete Relays | 6 Oct 19 |
| parkrun | 20:19 | | | | 19 | | | 1 | Bournemouth | Bournemouth parkrun # 313 | 17 Aug 19 |
| ZXC | 5:24 | | | | 2 | | | | St Albans | Hertfordshire County Championships | 6 Jan 19 |
| ZXC | 8:33 | | | | 24 | Y6 | | | Prestwold Hall | National Primary & Year 7 Championships | 23 Mar 19 |
| ZXC | NT | | | | 20 | | | | Sibford Ferris | ESAA English Schools Cup Regional Finals - East Central | 9 Nov 19 |
| 2018 U11 Chiltern |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 600 | 1:53.59 | | | | 2 | | | | Woking | Woking AC Open Championship | 2 Sep 18 |
| 600 | 1:54.62 | | | | 2 | | | | Stevenage | Hertfordshire County Championships - Day 1 | 7 May 18 |
| 600 | 1:55.05 | | | | 1 | 2 | | | Bracknell | Bracknell AC Young Athletes Open | 31 Mar 18 |
| 600 | 1:55.2 | | | | 3 | | | | Watford | Watford Minors Open Series | 17 Jun 18 |
| 1.5KXC | 5:42 | | | | 6 | | | | Milton Keynes | Results Base Chiltern League | 10 Feb 18 |
| 1.5KXC | 6:23 | | | | 8 | | | | Watford | Hertfordshire County Championships | 7 Jan 18 |
| 1.6KXC | 6:41 | | | | 1 | 1 | | | St. Albans | Hertfordshire County Schools' Championships | 3 Feb 18 |
| 1.8KXC | 6:04 | | | | 1 | | | | Milton Keynes | Chiltern League (Inc British Athletics Cross Challenge & Oxford Uni v RAF) | 10 Nov 18 |
| 1.8KXC | 7:20 | | | | 27 | 1 | | | Prestwold Hall | National Schools' Years 5 -7 Championship | 24 Mar 18 |
| 2KXC | 8:01 | | | | 14 | | | | Keysoe | Results Base Chiltern League | 13 Jan 18 |
| 2.1KXC | 6:36 | | | | 4 | | | | Oxford | Chiltern League | 13 Oct 18 |
| 2.3KXC | 8:41 | | | | 2 | | | | Luton | Chiltern League | 1 Dec 18 |
| ZXC | 7:27 | | | | 5 | | | 1 | Ampthill Park | Ampthill Trophy Open | 21 Oct 18 |
| 2017 U11 Chiltern |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 600 | 1:59.53 | | | | 4 | 1 | | | Woking | Woking Young Athletes Open | 3 Sep 17 |
| 1.8KXC | 6:45 | | | | 9 | | | | Milton Keynes | Chiltern League Inc. British Athletics Cross Challenge & RAF v Oxford University | 11 Nov 17 |
| 2.1KXC | 8:09 | | | | 13 | | | | Oxford | Results Base Chiltern League | 14 Oct 17 |
| 2.2KXC | 9:31 | | | | 10 | | | | Luton | Results Base Chiltern League | 2 Dec 17 |
| parkrun | 21:31 | | | | 40 | | | | Cassiobury | Cassiobury parkrun # 131 | 29 Jul 17 |
| parkrun | 23:08 | | | | 24 | | | 1 | Tring | Tring parkrun # 157 | 16 Sep 17 |
| parkrun | 23:14 | | | | 15 | | | 1 | Tring | Tring parkrun # 159 | 30 Sep 17 |
| parkrun | 23:23 | | | | 19 | | | 1 | Tring | Tring parkrun # 140 | 20 May 17 |
| 2016 U11 Chiltern |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| parkrun | 23:17 | | | | 40 | | | 1 | Aylesbury | Aylesbury parkrun # 158 | 31 Dec 16 |
| parkrun | 24:04 | | | | 36 | | | | Tring | Tring parkrun # 87 | 28 May 16 |
| parkrun | 24:10 | | | | 19 | | | | Tring | Tring parkrun # 90 | 18 Jun 16 |
| parkrun | 25:45 | | | | 82 | | | | Tring | Tring parkrun # 100 | 27 Aug 16 |
| parkrun | 29:40 | | | | 99 | | | 1 | Tring | Tring parkrun # 86 | 21 May 16 |