| 2025 U20 Chelmsford |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 400 | 51.48 | | | | 6 | 2 | | | Chelmsford | National Athletics League Championship - East | 31 May 25 |
| 800 | 1:52.80 | | | | 4 | C | | | Watford | BMC Gold Standard Races | 25 Jun 25 |
| 800 | 1:52.94 | | | | 5 | E | | | Loughborough | BMC Grand Prix - World Athletics Challenger | 21 Jun 25 |
| 800 | 1:55.57 | | | | 1 | 1 | | | Bromley | National Athletics League Championship - East | 19 Jul 25 |
| 800 | 1:56.10 | | | | 2 | 1 | | | Chelmsford | National Athletics League Championship - East | 31 May 25 |
| 800 | 1:56.36 | | | | 2 | h6 | | | Sportcity | BUCS Athletics: Outdoor Championships | 3 May 25 |
| 800 | 1:58.56 | | | | 7 | s3 | | | Sportcity | BUCS Athletics: Outdoor Championships | 4 May 25 |
| 800 | 1:59.61 | | | | 10 | F | | | Watford | BMC Grand Prix - World Athletics Challenger | 12 Jul 25 |
| 1500 | 3:57.22 | | | | 5 | F | | | Bury | BMC Grand Prix - World Athletics Challenger | 24 May 25 |
| 1500 | 4:06.29 | | | | 11 | 1 | | | Loughborough | Loughborough Outdoor Open inc. BUCS 10,000m | 19 Apr 25 |
| 5K | 15:05 | | | 15:05 | 13 | D | | | Leicester | Podium Festival 5K | 15 Mar 25 |
| 2024 U20 Chelmsford |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 400 | 49.89 | | | | 3 | 1 | | | Stevenage | National Athletics League - Championship East Match 2 | 7 Jul 24 |
| 400 | 51.31 | | | | 2 | | | | Chelmsford | Essex County Championships | 11 May 24 |
| 600 | 1:23.79 | i | | | 2 | 2 | | | Sportcity | Manchester Indoor Open Meeting | 7 Jan 24 |
| 800 | 1:51.52 | | | | 1 | F | | | Watford | BMC Grand Prix - World Athletics Challenger | 8 Jun 24 |
| 800 | 1:51.95 | | | | 4 | E | | | Loughborough | BMC Grand Prix - World Athletics Challenger | 22 Jun 24 |
| 800 | 1:52.84 | | | | 4 | A | | | Gillingham | BMC Regional Races | 21 Apr 24 |
| 800 | 1:53.17 | | | | 3 | h1 | | | Birmingham | ESAA English Schools' Championships | 12 Jul 24 |
| 800 | 1:55.63 | | | | 3 | | | | Birmingham | ESAA English Schools' Championships | 13 Jul 24 |
| 800 | 1:56.49 | | | | 7 | h2 | | | Birmingham | England Athletics U20 & Senior Championships (inc.U23), Senior Para Championships (U20+) inc. CAU Championships | 19 Jul 24 |
| 800 | 1:59.93 | i | | | 6 | h3 | | | Sheffield | England Athletics U20, U17 & U15 Indoor Championships | 10 Feb 24 |
| 800 | 2:02.60 | i | | | 6 | 1 | | | Lee Valley | London Indoor Games U20/Senior | 21 Jan 24 |
| 1500 | 3:59.58 | i | | | 3 | 1 | | | Lee Valley | Lee Valley Middle Distance Open | 14 Feb 24 |
| 1500 | 4:03.92 | | | | 2 | C | | | Bedford | National Athletics League - Promotion Match & Cup Final | 3 Aug 24 |
| 3KXCL | 9:09 | | | | 20 | L1 | | | Mansfield | ECCA National Cross Country Relays | 2 Nov 24 |
| 4.4KXC | 15:01 | | | | 88 | | | 65 | Sefton Park | British Athletics Cross Challenge (inc Euro Trials, L&D, Red Rose and Mid Lancs Leagues) | 23 Nov 24 |
| 5.848KL | 18:42 | | | | 25 | L4 | | | Sutton Park | ERRA Men's National 6-Stage Relays | 5 Oct 24 |
| 6KL | 19:11 | | | | 26 | L2 | | | Aldershot | Southern Men's 6-Stage Relays | 21 Sep 24 |
| 2023 U20 Chelmsford |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 400 | 51.0 | | | | 2 | A | | | Chelmsford | Southern Athletics League Division 1 | 9 Jul 23 |
| 400 | 52.48 | | | | 6 | A | | | Nottingham | National Athletics League Premier Division Fixture A | 15 Jul 23 |
| 800 | 1:53.21 | | | | 3 | h1 | | | Chelmsford | England Athletics U20/U23 Open Championships | 17 Jun 23 |
| 800 | 1:54.76 | | | | 5 | E | | | Birmingham Uni | BMC Grand Prix - World Athletics Challenger | 29 Jul 23 |
| 800 | 1:55.58 | | | | 6 | G | | | Loughborough | Loughborough International | 21 May 23 |
| 800 | 1:55.64 | | | | 4 | F | | | Loughborough | BMC Grand Prix - World Athletics Challenger | 10 Jun 23 |
| 800 | 1:56.80 | | | | 1 | | | | Walton | South of England Senior/U20 Championships | 3 Jun 23 |
| 800 | 1:56.81 | | | | 1 | | | | Horspath | South of England U20 / Senior Inter Counties | 2 Jul 23 |
| 800 | 1:59.20 | | | | 9 | B | | | Birmingham Uni | BMC Gold Standard Races | 10 May 23 |
| 800 | 1:59.28 | | | | 5 | A | | | Nottingham | National Athletics League Premier Division Fixture A | 15 Jul 23 |
| 800 | 2:03.43 | | | | 7 | 1 | | | Scotstoun | National Athletics League Premier Division Fixture A | 5 Aug 23 |
| 1500 | 4:04.18 | | | | 5 | 11 | | | Watford | Watford Harriers Open Graded Meetings | 5 Apr 23 |
| 1500 | 4:14.61 | | | | 10 | 14 | | | Watford | Watford Harriers Open Graded Meetings | 3 May 23 |
| 3KXCL | 9:23 | | | | 27 | L01 | | | Mansfield | ECCA National Cross Country Relays | 4 Nov 23 |
| parkrun | 15:55 | | | | 1 | | | 1 | Chelmsford Central | Chelmsford Central parkrun # 494 | 16 Sep 23 |
| 6KL | 19:30 | | | | 32 | L04 | | | Aldershot | Southern Relays | 23 Sep 23 |
| 6KXC | 19:20 | | | | 26 | | | | Beckenham Place | South of England Championships | 28 Jan 23 |
| 6KXC | 21:27 | | | | 9 | | | 9 | Basildon | Essex County Championships | 7 Jan 23 |
| 6.5KXC | 21:54 | | | | 1 | | | | Writtle | Essex County Schools' Championships | 21 Jan 23 |
| 7KXC | 21:23 | | | | 119 | | | | Nottingham | ESAA English Schools Championships | 18 Mar 23 |
| 2022 U17 Chelmsford |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 400 | 51.65 | | | | 1 | | | | Chelmsford | Chelmsford Open Meeting | 27 Apr 22 |
| 400 | 51.65 | | | | 4 | B | | | Chelmsford | National Athletics League - Championship | 7 May 22 |
| 800 | 1:54.64 | | | | 6 | | | | Sportcity | ESAA - English Schools Championships | 9 Jul 22 |
| 800 | 1:55.60 | i | | | 2= | | | | Lee Valley | Southern U13/15/17 Championships | 16 Jan 22 |
| 800 | 1:56.79 | | | | 4 | h3 | | | Sportcity | ESAA - English Schools Championships | 8 Jul 22 |
| 800 | 1:57.6 | | | | 2 | A | | | Gillingham | Southern Athletics League Division 1 - Match 1 | 22 May 22 |
| 800 | 1:58.73 | | | | 6 | | | | Loughborough | 2022 School Games | 3 Sep 22 |
| 800 | 1:59.77 | | | | 1 | | | | Chelmsford | Essex County Championships | 15 May 22 |
| 800 | 1:59.82 | | | | 5 | | | | Chelmsford | South of England U13/15/17 Championships | 14 Aug 22 |
| 800 | 2:00.19 | | | | 9 | A | | | Milton Keynes | BMC PB Classic | 4 Jun 22 |
| 800 | 2:00.79 | | | | 3 | 2 | | | Chelmsford | South of England U13/15/17 Championships | 13 Aug 22 |
| 800 | 2:00.96 | | | | 1 | | | | Chelmsford | Essex County Schools Championships | 11 Jun 22 |
| 800 | 2:01.07 | | | | 2 | 2 | | | Bournemouth | National Athletics League - Championship | 2 Jul 22 |
| 800 | 2:01.40 | | | | 1 | h1 | | | Chelmsford | Essex County Schools Championships | 11 Jun 22 |
| 800 | 2:01.57 | | | | 6 | A1 | | | Bedford | National Athletics League - Championship A & B Final | 21 Aug 22 |
| 800 | 2:03.22 | | | | 1 | h1 | | | Chelmsford | Essex County Championships | 14 May 22 |
| 800 | 2:04.05 | i | | | 2 | h1 | | | Lee Valley | Southern U13/15/17 Championships | 16 Jan 22 |
| SP5K | 7.82 | | | | 7 | B | | | Chelmsford | Eastern Young Athletes League Final | 11 Sep 22 |
| SP5K | 7.26 | | | | 4 | A | | | Chelmsford | Eastern Young Athletes League | 5 Jun 22 |
| JT700 | 12.31 | | | | 7 | B | | | Chelmsford | Eastern Young Athletes League Final | 11 Sep 22 |
| 5KXC | 17:42 | | | | 6 | | | 6 | Basildon | Essex County U17 / U20 / Senior Championships | 8 Jan 22 |
| 5.33KXC | 17:38 | | | | 31 | | | | Leeds | ESAA English Schools Cup Final | 3 Dec 22 |
| 2021 U17 Chelmsford |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 200 | 24.4 | | | | 3 | A | | | Basildon | Eastern Young Athletes League | 12 Sep 21 |
| 400 | 51.5 | | | | 1 | A | | | Chelmsford | Eastern Young Athletes League | 15 Aug 21 |
| 400 | 51.7 | | | | 1 | B | | | Braintree | Southern Athletics League - Essex | 14 Aug 21 |
| 400 | 52.0 | | | | 1 | A | | | Basildon | Eastern Young Athletes League | 12 Sep 21 |
| 400 | 52.32 | | | | 2 | | | | Chelmsford | Essex County Championships | 31 Jul 21 |
| 400 | 52.7 | | | | 1 | B | | | Chelmsford | Southern Athletics League - Essex | 11 Jul 21 |
| 400 | 54.1 | | | | 1 | B | | | Grays | Eastern Young Athletes League | 4 Jul 21 |
| 800 | 1:57.39 | | | | 5 | 13 | | | Watford | Watford Open Graded Meeting | 8 Sep 21 |
| 800 | 1:59.79 | | | | 1 | | | | Chelmsford | Essex County Championships | 1 Aug 21 |
| 800 | 2:00.4 | | | | 3 | A | | | Chelmsford | Southern Athletics League - Essex | 20 Jun 21 |
| 800 | 2:02.75 | | | | 2 | h2 | | | Kingston | South of England U17/U15/U13 Championships | 21 Aug 21 |
| 800 | 2:03.06 | | | | 5 | | | | Kingston | South of England U17/U15/U13 Championships | 22 Aug 21 |
| 800 | 2:08.5 | | | | 1 | A | | | Grays | Eastern Young Athletes League | 4 Jul 21 |
| 800 | 2:08.6 | | | | 1 | A | | | Chelmsford | Eastern Young Athletes League | 15 Aug 21 |
| JT700 | 12.56 | | | | 3 | B | | | Grays | Eastern Young Athletes League | 4 Jul 21 |
| JT700 | 11.12 | | | | 3 | B | | | Chelmsford | Eastern Young Athletes League | 15 Aug 21 |
| JT700 | 5.83 | | | | 3 | B | | | Basildon | Eastern Young Athletes League | 12 Sep 21 |
| 3KXC | 9:58 | | | | 2 | L1 | | 1 | Weald Country Park | Essex County Relay Championships | 2 Oct 21 |
| 3KXCL | 9:47 | | | | 31 | L1 | | | Mansfield | ECCA Saucony English National Relay Championships | 6 Nov 21 |
| 3.88KL | 12:16 | | | | 17 | L1 | | | Sutton Park | ERRA National Young Athlete Relays | 9 Oct 21 |
| 5.1KXC | 18:17 | | | | 45 | | | | Newquay | ESAA English Schools Cup Final | 4 Dec 21 |
| 6KXC | 21:55 | | | | 4 | | | | Great Notley Park | Essex League | 18 Dec 21 |
| ZXC | NT | | | | 7 | | | | Hockley | Essex League | 25 Sep 21 |
| 2020 U15 Chelmsford |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 300 | 37.86 | | | | 2 | | | | Chelmsford | South of England Covid Games | 30 Aug 20 |
| 300 | 38.13 | | | | 2 | h4 | | | Chelmsford | South of England Covid Games | 30 Aug 20 |
| 800 | 2:00.72 | | | | 6 | 11 | | | Harrow | Harrow AC 800m, 1500m Race Night & Long Jump | 24 Sep 20 |
| 800 | 2:02.64 | | | | 5 | 6 | | | Dagenham | Be Fit Today Track Academy Open | 3 Oct 20 |
| 800 | 2:02.81 | | | | 5 | 1 | | | Bromley | London Hurdles & Middle Distance Open Event | 11 Oct 20 |
| 800 | 2:04.39 | | | | 3 | | | | Nuneaton | BMC Regional Races | 28 Aug 20 |
| 1MXC | 5:00 | c | | | 1 | | | | Chelmsford | Miles of Miles | 9 Aug 20 |
| ZXC | 14:45 | | | | 2 | | | | Writtle | Essex County Schools' Championships | 18 Jan 20 |
| 2019 U15 Chelmsford |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 100 | 13.1 | | | | 1 | ns1 | | | Bedford | Eastern Young Athletes' League | 14 Apr 19 |
| 300 | 39.9 | | | | 1 | B | | | Peterborough | Eastern Young Athletes' League | 5 May 19 |
| 800 | 2:06.55 | | | | 1 | | | | Chelmsford | Essex County Schools Championships | 8 Jun 19 |
| 800 | 2:06.76 | | | | 1 | 4 | | | Hornchurch | Havering Spring Warm Up Open | 7 Apr 19 |
| 800 | 2:07.58 | | | | 4 | h2 | | | Bedford | England Athletics U15 / U17 Championships | 31 Aug 19 |
| 800 | 2:08.1 | | | | 1 | A | | | Peterborough | Eastern Young Athletes' League | 5 May 19 |
| 800 | 2:08.28 | | | | 1 | | | | Chelmsford | Essex County Championships | 12 May 19 |
| 800 | 2:09.59 | | | | 5 | 1 | | | Hendon | London Inter Club Challenge | 16 Jun 19 |
| 800 | 2:12.63 | | | | 1 | h1 | | | Chelmsford | Essex County Championships | 12 May 19 |
| 800 | 2:13.55 | | | | 1 | h1 | | | Chelmsford | Essex County Schools Championships | 8 Jun 19 |
| 1500 | 4:23.04 | | | | 2 | 5 | | | Watford | Watford Open Graded Meeting | 3 Apr 19 |
| 1500 | 4:34.4 | | | | 2 | A | | | Chelmsford | Eastern Young Athletes' League | 2 Jun 19 |
| 1500 | 4:34.9 | | | | 1 | A | | | Bedford | Eastern Young Athletes' League | 14 Apr 19 |
| 1M | 4:45 | | | 4:45 | 1 | | | | London | Vitality Westminster Mile | 26 May 19 |
| 3KXC | 10:16 | | | | 5 | | | | Leeds | ECCA Saucony English National Championships | 23 Feb 19 |
| 3KXC | 12:22 | | | | 9 | | | | Loughborough | CAU Inter County Championships (Inc British Athletics Cross Challenge) | 9 Mar 19 |
| 3.5KXC | 12:48 | | | | 1 | | | | Horsham | South East Schools' Inter-Counties U13 & U14 Championships | 23 Mar 19 |
| 3.5KXC | 12:57 | | | | 1 | Yr8 | | | Upminster | Essex Schools' Year 7 & 8 Championships | 6 Feb 19 |
| 4.1KXC | 14:40 | | | | 63 | | | | Leeds | New Balance ESAA English Schools' Championships | 16 Mar 19 |
| ZXC | 10:45 | | | | 1 | | | | Chingford | Essex League | 12 Jan 19 |
| ZXC | 12:07 | | | | 2 | | | | Basildon | Essex League | 2 Feb 19 |
| ZXC | 15:10 | | | | 5 | | | | Hockley | Essex County Schools' Championships | 19 Jan 19 |
| ZXC | 15:24 | | | | 6 | | | | Writtle College | Essex League | 14 Dec 19 |
| 2018 U13 Chelmsford |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 200 | 27.44 | | 1.8 | | 5 | 4 | | | Watford | Watford Open Graded Meeting | 13 Jun 18 |
| 200 | 27.49 | | | | 3 | A | | | Stevenage | Eastern Young Athletes' League Plate Final | 2 Sep 18 |
| 200 | 28.2 | | | | 3 | A | | | Braintree | Eastern Young Athletes' League | 8 Jul 18 |
| 200 | 28.6 | | | | 1 | B | | | Bury St Edmunds | Eastern Young Athletes' League | 15 Apr 18 |
| 800 | 2:10.53 | | | | 2 | 3 | | | Lee Valley | South of England AA U15 / U17 Championships | 12 Aug 18 |
| 800 | 2:12.65 | | | | 2 | 6 | | | Watford | Watford Open Graded Meeting | 11 Jul 18 |
| 800 | 2:15.3 | | | | 1 | A | | | Braintree | Eastern Young Athletes' League | 8 Jul 18 |
| 800 | 2:19.86 | | | | 4 | | | | Chelmsford | Essex County Championships | 12 May 18 |
| 800 | 2:25.0 | | | | 1 | A | | | Bury St Edmunds | Eastern Young Athletes' League | 15 Apr 18 |
| 800 | 2:25.53 | | | | 1 | A | | | Stevenage | Eastern Young Athletes' League Plate Final | 2 Sep 18 |
| 1500 | 4:36.38 | | | | 7 | 7 | | | Watford | Watford Open Graded Meeting | 25 Jul 18 |
| 1500 | 4:37.38 | | | | 16 | 8 | | | Watford | Watford Open Graded Meeting | 27 Jun 18 |
| 1500 | 4:37.87 | | | | 1 | 7 | | | Watford | Watford Open Graded Meeting | 30 May 18 |
| 1500 | 4:44.9 | | | | 1 | 1 | | | Chelmsford | Essex County Schools U13 Championships | 4 Jul 18 |
| 1500 | 4:45.63 | | | | 3 | | | | Chelmsford | Essex County Championships | 12 May 18 |
| 1500 | 4:46.93 | | | | 1 | B | | | Kingston | Derek Crookes Southern U13 Inter County Match | 28 Jul 18 |
| 1500 | 4:49.8 | | | | 1 | A | | | Hemel Hempstead | Eastern Young Athletes' League | 3 Jun 18 |
| 75HU13M | 15.1 | | | | 2 | A | | | Hemel Hempstead | Eastern Young Athletes' League | 3 Jun 18 |
| 75HU13M | 15.13 | | 0.2 | | 3 | B | | | Stevenage | Eastern Young Athletes' League Plate Final | 2 Sep 18 |
| 75HU13M | 15.5 | | | | 5 | A | | | Braintree | Eastern Young Athletes' League | 8 Jul 18 |
| 75HU13M | 16.0 | | | | 2 | A | | | Bury St Edmunds | Eastern Young Athletes' League | 15 Apr 18 |
| LJ | 3.43 | i | | | 2 | | | | Chelmsford | Chelmsford Open | 3 Mar 18 |
| SP3.25K | 5.59 | i | | | 5 | | | | Chelmsford | Chelmsford Open | 3 Mar 18 |
| 3KXC | 10:08 | | | | 1 | | | | Ipswich | Eastern Counties Championships | 17 Nov 18 |
| 3KXC | 10:32 | | | | 1 | | | | Colchester | Essex County U13 / U15 / Veterans' Championships | 1 Dec 18 |
| 3KXC | 11:09 | | | | 5 | | | | Oxford | South of England Masters' & Inter Counties Championships | 8 Dec 18 |
| 3KXC | 12:10 | | | | 10 | | | | Upminster | Essex Schools' Year 7 & 8 Championships | 21 Feb 18 |
| 3KXC | 12:27 | | | | 3 | | | 3 | Hockley | Essex League | 27 Oct 18 |
| 3KXC | 14:11 | | | | 327 | | | | Parliament Hill | ECCA Saucony English National Championships | 24 Feb 18 |
| 3KXC | 14:34 | | | | 167 | | | | Loughborough | CAU Inter County Championships (Inc British Athletics Cross Challenge) | 10 Mar 18 |
| parkrun | 18:52 | | | | 10 | | | 1 | Chelmsford Central | Chelmsford Central parkrun # 302 | 15 Sep 18 |
| ZXC | 10:58 | | | | 2 | | | | Horseheath | Essex League | 15 Dec 18 |
| ZXC | 12:23 | | | | 4 | | | | Writtle | Essex League | 13 Jan 18 |
| ZXC | NT | | | | 1 | | | | Woodbridge | ESAA English Schools Cup Regional Finals - Essex & Suffolk | 10 Nov 18 |
| 2017 U13 Chelmsford |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 3KXC | 11:01 | | | | 48 | | | | Oxford | South of England Masters' & Inter Counties Championships | 9 Dec 17 |
| 3KXC | 11:43 | | | | 3 | | | | Writtle | Essex County U13 / U15 / Veterans' Championships | 2 Dec 17 |
| parkrun | 19:56 | | | | 14 | | | 1 | Chelmsford Central | Chelmsford Central parkrun # 262 | 16 Dec 17 |
| ZXC | 11:52 | | | | 2 | | | | Hockley | Essex League | 25 Nov 17 |
| ZXC | 12:05 | | | | 12 | | | | Horseheath | Essex League | 28 Oct 17 |
| 2016 U11 Chelmsford |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| parkrun | 19:52 | | | | 23 | | | 1 | Chelmsford Central | Chelmsford Central parkrun # 196 | 24 Sep 16 |