| 800 | 1:52.08 | BMC Record Breaker Races | 0.5 | -0.4 | 20 Aug 25 | +1 |
| 800 | 1:53.49 | England Athletics Senior & U20 Championships (inc Para) & Senior & U20 Combined Events Championships | 0.7 | -0.2 | 25 Jul 25 | +2 |
| 800 | 1:52.25 | BMC Grand Prix - World Athletics Challenger | 0.0 | 0.1 | 12 Jul 25 | +3 |
| 800 | 1:54.32 | Southern Athletics League Division 2 North & East | 1.0 | -0.3 | 22 Jun 25 | +4 |
| 800 | 1:51.84 | BMC Record Breaker Races | 0.0 | -0.5 | 18 Jun 25 | +5 |
| 800 | 1:53.48 | BMC Grand Prix - World Athletics Challenger | 0.1 | -0.2 | 7 Jun 25 | |
| 800 | 1:53.83 | BMC Regional Races | 0.1 | -0.1 | 21 May 25 | |
| 1500 | 3:57.64 | Watford Harriers Open Graded Meetings | 0.3 | 0.5 | 28 May 25 | |
| 5K | 16:36 | Serpentine Last Friday of the Month 5K | 1.3 | -0.9 | 28 Nov 25 | |
| 11.75K | 39:06 | Hertfordshire County Championships | -0.5 | -0.7 | 3 Jan 26 | |
| parkrun | 18:18 | St Albans parkrun # 660 | 4.5 | -0.3 | 20 Dec 25 | |
| 1500 | 4:00.99 | Watford Harriers Open Graded Meetings | 0.0 | 1.3 | 30 Apr 25 | |
| 10K | 34:50 | RunThrough Fulham 10k | 0.5 | 0.2 | 16 Nov 25 | |
| Mile | 4:30.86 | BMC Bannister Miles | 0.9 | 1.8 | 5 May 25 | |
| 6K | 21:04 | Southern Men's 6-Stage Relays | 1.9 | 0.2 | 20 Sep 25 | |
| parkrun | 18:20 | St Albans parkrun # 653 | 3.8 | 0.4 | 1 Nov 25 | |
| parkrun | 17:45 | St Albans parkrun # 645 | 2.7 | 0.3 | 30 Aug 25 | |
| parkrun | 17:38 | St Albans parkrun # 651 | 1.9 | 0.8 | 18 Oct 25 | |
| parkrun | 18:13 | St Albans parkrun # 652 | 2.9 | 1.1 | 25 Oct 25 | |
| 9.3K | 38:09 | Chiltern League | 6.1 | 1.2 | 11 Oct 25 | |
| parkrun | 17:35 | Edgbaston Reservoir parkrun # 190 | 1.9 | 0.7 | 26 Jul 25 | |
| parkrun | 17:53 | St Albans parkrun # 644 | 2.0 | 1.3 | 23 Aug 25 | |
| 3000 | 9:19.54 | Watford Harriers Open Graded Meetings | 0.4 | 2.5 | 16 Apr 25 | |
| parkrun | 18:51 | St Albans parkrun # 649 | 3.4 | 2.0 | 4 Oct 25 | |
| parkrun | 17:33 | St Albans parkrun # 625 | 2.8 | -1.4 | 5 Apr 25 | |
| 800 | 1:56.33 | Watford Harriers Open Graded Meetings | 0.4 | 0.3 | 7 Aug 24 | |
| 800 | 1:55.52 | BMC Regional Races | 0.1 | 0.4 | 24 Jul 24 | |
| 800 | 1:56.4 | Southern Athletics League - Division 2 North & East | 0.3 | 0.5 | 14 Jul 24 | |
| parkrun | 18:00 | St Albans parkrun # 622 | 2.6 | -0.2 | 15 Mar 25 | |
| parkrun | 17:07 | Poznan parkrun # 587 | 2.0 | -1.5 | 14 Dec 24 | |
| 800 | 1:56.17 | BMC Regional Races | 0.3 | 0.4 | 22 May 24 | |
| 5K | 16:54 | Serpentine Last Friday of the Month 5K | 1.1 | -1.6 | 29 Nov 24 | |
| parkrun | 19:40 | St Albans parkrun # 609 | 6.4 | -0.4 | 21 Dec 24 | |
| 800 | 1:58.4 | Southern Athletics League - Division 2 North & East | 0.3 | 1.0 | 18 May 24 | |
| Mile | 4:21.33 | BMC Bannister Miles - 70th Anniversary | 0.5 | 0.9 | 6 May 24 | |
| parkrun | 18:23 | St Albans parkrun # 603 | 3.4 | -0.6 | 9 Nov 24 | |
| 1500 | 4:04.83 | Watford Harriers Open Graded Meetings | 0.1 | 1.8 | 1 May 24 | |
| parkrun | 18:41 | St Albans parkrun # 602 | 3.7 | -0.3 | 2 Nov 24 | |
| 800 | 1:54.99 | Oxford & Cambridge Universities vs Harvard & Yale Universities | 1.4 | -1.1 | 28 Jun 23 | |
| parkrun | 18:40 | St Albans parkrun # 593 | 2.8 | 0.6 | 31 Aug 24 | |
| 800 | 1:53.88 | BMC Regional Races | 0.3 | -0.3 | 26 Jul 23 | |
| 800 | 1:57.51 | Oxford & Cambridge Universities vs Cornell & Pennsylvania Universities | 1.6 | -0.5 | 21 Jun 23 | |
| 800 | 1:55.14 | BMC Regional Races | 0.3 | 0.1 | 2 Aug 23 | |
| 800 | 1:53.96 | South of England Senior/U20 Championships | 0.7 | -1.0 | 4 Jun 23 | |
| parkrun | 19:41 | St Albans parkrun # 592 | 3.8 | 1.7 | 24 Aug 24 | |
| 800 | 1:55.64 | South of England Senior/U20 Championships | 0.7 | -0.5 | 3 Jun 23 | |
| 5K | 17:32 | Serpentine Last Friday of the Month 5K | 1.1 | -0.2 | 22 Mar 24 | |
| 800 | 1:56.6 | BMC Regional Races | 0.5 | 0.0 | 24 May 23 | |
| parkrun | 18:54 | St Albans parkrun # 574 | 3.4 | 0.5 | 20 Apr 24 | |
| 800 | 1:54.93 | BMC Regional Races | 0.1 | -0.4 | 10 May 23 | |
| 1500 | 4:09.6 | Southern Athletics League Division 2 North & East | 1.3 | 1.2 | 18 Jun 23 | |
| parkrun | 17:45 | St Albans parkrun # 555 | 3.0 | -1.6 | 2 Dec 23 | |
| parkrun | 19:32 | St Albans parkrun # 584 | 3.3 | 1.9 | 29 Jun 24 | |
| parkrun | 17:39 | Chipping Sodbury parkrun # 421 | 1.6 | -0.4 | 13 Jan 24 | |
| 5K | 17:59 | Southern Men's 12-Stage Relays | 1.2 | 0.7 | 24 Mar 24 | |
| parkrun | 19:37 | St Albans parkrun # 571 | 4.4 | 1.0 | 30 Mar 24 | |
| 5K | 17:07 | Serpentine Last Friday of the Month 5K | 1.0 | -1.8 | 24 Nov 23 | |
| parkrun | 19:50 | St Albans parkrun # 572 | 4.6 | 1.2 | 6 Apr 24 | |
| 10M | 63:31 | Fred Hughes 10 | 1.6 | 1.3 | 21 Jan 24 | |
| 10.8K | 43:55 | Hertfordshire County Championships | 4.7 | 0.3 | 7 Jan 24 | |
| 1500 | 4:17.4 | Southern Athletics League Division 2 North & East | 0.8 | 2.8 | 9 Jul 23 | |
| 15K | 56:54 | South of England Championships | 0.1 | 1.5 | 27 Jan 24 | |
| HM | 84:44 | Cambridge Half Marathon | 0.2 | 2.7 | 3 Mar 24 | |
| 1500 | 4:09.77 | Hertfordshire & Bedfordshire County Championships | 0.2 | 1.8 | 1 May 23 | |
| 1M | 5:47 | Vitality Westminster Mile | 1.2 | 11.1 | 21 Sep 24 | |
| parkrun | 18:40 | St Albans parkrun # 552 | 2.7 | -0.2 | 11 Nov 23 | |
| parkrun | 18:29 | St Albans parkrun # 545 | 2.2 | -0.1 | 23 Sep 23 | |
| parkrun | 18:28 | St Albans parkrun # 547 | 1.8 | 0.3 | 7 Oct 23 | |
| parkrun | 17:42 | St Albans parkrun # 529 | 1.8 | -1.4 | 27 May 23 | |
| 5K | 20:15 | ECCA National Cross Country Relays | 4.5 | 1.3 | 4 Nov 23 | |
| parkrun | 17:59 | St Albans parkrun # 521 | 2.8 | -2.6 | 1 Apr 23 | |
| parkrun | 18:26 | St Albans parkrun # 543 | 1.2 | 0.8 | 2 Sep 23 | |
| 800 | 1:55.96 | BMC Regional Races | 0.4 | -1.5 | 22 Jun 22 | |
| parkrun | 17:30 | St Albans parkrun # 522 | 1.4 | -2.2 | 8 Apr 23 | |
| parkrun | 18:09 | St Albans parkrun # 524 | 1.7 | -0.3 | 22 Apr 23 | |
| parkrun | 19:13 | St Albans parkrun # 510 | 5.2 | -2.5 | 14 Jan 23 | |
| parkrun | 18:35 | St Albans parkrun # 519 | 2.8 | -1.3 | 18 Mar 23 | |
| 800 | 1:59.70 | Oxford v Cambridge 147th Athletics Varsity Match | 1.4 | -1.4 | 8 May 22 | |
| parkrun | 19:16 | St Albans parkrun # 536 | 2.0 | 1.8 | 15 Jul 23 | |
| parkrun | 19:27 | St Albans parkrun # 538 | 2.1 | 2.1 | 29 Jul 23 | |
| parkrun | 17:53 | St Albans parkrun # 514 | 1.4 | -1.5 | 11 Feb 23 | |
| parkrun | 18:17 | St Albans parkrun # 517 | 1.7 | -0.8 | 4 Mar 23 | |
| 800 | 1:59.76 | London Inter Club Challenge | 0.4 | -2.3 | 16 Apr 22 | |
| parkrun | 19:22 | St Albans parkrun # 523 | 2.6 | 1.4 | 15 Apr 23 | |
| parkrun | 17:57 | St Albans parkrun # 496 | 2.5 | -2.9 | 15 Oct 22 | |
| parkrun | 19:54 | St Albans parkrun # 520 | 4.0 | 0.3 | 25 Mar 23 | |
| 15K | 59:53 | South of England Championships | 2.0 | -0.2 | 28 Jan 23 | |
| parkrun | 19:27 | St Albans parkrun # 525 | 2.2 | 2.0 | 29 Apr 23 | |
| parkrun | 18:45 | St Albans parkrun # 516 | 1.7 | 0.2 | 25 Feb 23 | |
| 12K | 47:52 | Hertfordshire County Championships | 2.5 | -0.3 | 8 Jan 23 | |
| parkrun | 18:34 | St Albans parkrun # 504 | 2.0 | -0.7 | 10 Dec 22 | |
| parkrun | 19:49 | St Albans parkrun # 526 | 2.1 | 2.8 | 6 May 23 | |
| parkrun | 18:30 | St Albans parkrun # 500 | 1.7 | -0.5 | 12 Nov 22 | |
| parkrun | 18:16 | St Albans parkrun # 488 | 2.2 | -1.9 | 13 Aug 22 | |
| parkrun | 19:26 | St Albans parkrun # 506 | 2.1 | 1.1 | 24 Dec 22 | |
| parkrun | 19:46 | St Albans parkrun # 502 | 2.2 | 1.7 | 26 Nov 22 | |
| 5K | 20:56 | ECCA Saucony English National Relay Championships | 4.4 | 1.8 | 5 Nov 22 | |
| parkrun | 19:09 | St Albans parkrun # 495 | 1.0 | 1.2 | 8 Oct 22 | |
| 800 | 2:06.44 | Southern Athletics League - Hertfordshire | 0.6 | -1.3 | 11 Sep 21 | |
| parkrun | 18:08 | University Parks parkrun # 3 | 1.4 | -4.0 | 26 Feb 22 | |
| parkrun | 21:21 | St Albans parkrun # 511 | 2.2 | 4.9 | 21 Jan 23 | |
| parkrun | 19:49 | St Albans parkrun # 454 | 5.5 | -4.5 | 11 Dec 21 | |
| 800 | 2:09.0 | Southern Athletics League - Hertfordshire | 0.6 | 2.0 | 11 Jul 21 | |
| parkrun | 19:45 | St Albans parkrun # 455 | 4.5 | -3.6 | 18 Dec 21 | |
| 9.5K | 40:29 | Chiltern League | 5.7 | -3.2 | 4 Dec 21 | |
| 800 | 2:03.7 | Southern Athletics League Division 2W | 1.0 | 0.3 | 17 Aug 19 | |
| 800 | 2:11.10 | BUCS Indoor Championships | 0.5 | 3.0 | 14 Feb 20 | |
| 8K | 30:30 | Oxford v Cambridge Varsity II-IVs Matches | 1.0 | -2.6 | 27 Nov 21 | |
| parkrun | 19:22 | St Albans parkrun # 443 | 4.2 | -4.1 | 25 Sep 21 | |
| 800 | 2:00.16 | Watford Open Graded Meeting | 0.3 | 0.0 | 7 Aug 19 | |
| 12K | 53:56 | Hertfordshire County Championships | 6.0 | -1.8 | 9 Jan 22 | |
| 1500 | 4:48.80 | Southern Athletics League - Hertfordshire | 2.0 | 1.6 | 11 Sep 21 | |
| 800 | 1:59.10 | Watford Open Graded Meeting | 0.0 | -0.6 | 10 Jul 19 | |
| 1500 | 4:44.0 | Hertfordshire/Bedfordshire 1500m Championships | 0.6 | 3.1 | 14 Sep 21 | |
| 8.9K | 36:50 | Chiltern League | 3.8 | -2.4 | 16 Oct 21 | |
| 800 | 2:02.4 | Oxford University Trinity Cuppers Match | 1.2 | -0.8 | 28 Apr 19 | |
| 800 | 2:01.44 | Watford Open Graded Meeting | 0.0 | 0.1 | 17 Apr 19 | |
| 8K | 37:25 | BUCS Cross Country Championships | 6.3 | 0.5 | 5 Feb 22 | |
| parkrun | 19:47 | St Albans parkrun # 442 | 2.8 | -1.9 | 18 Sep 21 | |
| 7.4K | 30:14 | Oxford vs Cambridge Varsity II-IVs Matches | 5.6 | -3.7 | 30 Nov 19 | |
| 800 | 2:04.35 | Oxfordshire / Buckinghamshire County Championships | 0.2 | 0.7 | 12 May 19 | |
| 800 | 2:04.20 | Southern Athletics League Division 2W | 0.6 | 0.3 | 13 Apr 19 | |
| parkrun | 19:20 | Oxford parkrun # 420 | 2.6 | -2.0 | 1 Feb 20 | |
| 9.05K | 37:55 | Chiltern League (Inc British Athletics Cross Challenge & Oxford Uni v RAF) | 5.3 | -2.9 | 9 Nov 19 | |
| 6M | 37:39 | Oxford University Cuppers | 2.2 | -2.8 | 26 Oct 19 | |
| 8.8K | 35:14 | Chiltern League | 3.5 | -2.9 | 12 Oct 19 | |
| 800 | 2:01.1 | Southern Athletics League Division 2E | 0.9 | -1.8 | 18 Aug 18 | |
| 1500 | 4:37.26 | Southern Athletics League Division 2W | 0.6 | 3.7 | 13 Apr 19 | |
| 800 | 2:09.9 | Oxford University Michaelmas Cuppers | 0.6 | 1.9 | 20 Oct 18 | |
| 800 | 2:08.6 | Southern Athletics League Division 2E | 0.8 | 0.5 | 14 Jul 18 | |
| 800 | 2:04.20 | Watford Open Graded Meeting | 0.1 | -1.3 | 18 Apr 18 | |
| parkrun | 19:04 | St Albans parkrun # 368 | 2.3 | -2.4 | 29 Dec 18 | |
| parkrun | 20:09 | Jersey Farm parkrun # 7 | 4.5 | -2.3 | 22 Dec 18 | |
| parkrun | 19:07 | St Albans parkrun # 366 | 2.0 | -3.4 | 15 Dec 18 | |
| parkrun | 19:46 | St Albans parkrun # 365 | 2.6 | 0.0 | 8 Dec 18 | |
| 8.2K | 34:13 | BUCS Cross Country Championships | 1.9 | 0.6 | 2 Feb 19 | |
| 800 | 2:08.2 | Sweatshop Southern Athletics League Division 3N | 1.2 | -1.3 | 19 Aug 17 | |
| 800 | 2:08.5 | Sweatshop Southern Athletics League Division 3N | 0.4 | -1.6 | 8 Jul 17 | |
| 800 | 2:12.68 | Sweatshop Southern Athletics League Division 3N | 0.8 | -0.9 | 20 Aug 16 | |
| 800 | 2:13.31 | Watford Open Graded Meeting | 0.3 | -0.1 | 7 Sep 16 | |
| 800 | 2:12.90 | Sweatshop Southern Athletics League Division 3N | 1.1 | -1.8 | 9 Jul 16 | |
| 800 | 2:21.2 | Eastern Young Athletes' League | 1.3 | 1.0 | 7 Aug 16 | |
| 800 | 2:15.22 | Sweatshop Southern Athletics League Division 3N | 0.8 | -1.7 | 16 Apr 16 | |
| 800 | 2:19.7 | Eastern Young Athletes' League | 0.4 | 0.9 | 3 Jul 16 | |
| 1500 | 5:47.4 | Herts County Open (inc Relay Championships) | 0.8 | 0.0 | 2 May 11 | |
| 1500 | 5:37.6 | McCain Young Athletes League Southern Premier E Division Match 2 | 0.8 | -2.0 | 8 May 11 | |
| 800 | 2:51.4 | McCain Young Athletes League Southern Premier E Division | 0.7 | 0.7 | 5 Jun 11 | |
| 800 | 2:47.6 | McCain Young Athletes League Southern Premier E Division | 0.3 | 0.2 | 19 Jun 11 | |
| 1500 | 5:39.51 | Watford Open | 0.5 | -0.3 | 29 Jun 11 | |
| 1500 | 5:34.6 | Eastern Young Athletes' League | 1.0 | -1.4 | 3 Jul 11 | |
| 1500 | 5:38.1 | Eastern Young Athletes' League | 0.5 | -0.1 | 24 Jul 11 | |
| 2.997K | 12:48 | Southern Junior Road Relay Championships | 1.3 | 1.8 | 24 Sep 11 | |
| 1500 | 5:36.5 | Eastern Young Athletes' League | 0.3 | -0.1 | 29 Apr 12 | |
| 1500 | 5:24.8 | McCain Young Athletes' League Division Southern 1N | 0.0 | -1.2 | 6 May 12 | |
| 1500 | 5:17.99 | Hertfordshire County Championships | 0.0 | -0.9 | 12 May 12 | |
| 1500 | 5:25.1 | McCain Young Athletes' League Division Southern 1N | 0.8 | 0.1 | 20 May 12 | |
| 1500 | 5:52.8 | Eastern Young Athletes' League | 0.5 | 3.9 | 10 Jun 12 | |
| 800 | 2:45.36 | Watford Open Graded Meeting | 0.1 | 2.3 | 13 Jun 12 | |
| 1500 | 5:27.3 | McCain Young Athletes' League Division Southern 1N | 0.8 | 0.4 | 17 Jun 12 | |
| 800 | 2:41.9 | Hertfordshire Inter Club U13 Challenge | 0.8 | 0.7 | 20 Jun 12 | |
| 2.997K | 12:18 | Southern Road Relays (U17W/U15M/U15W/U13M) | 0.7 | 2.8 | 22 Sep 12 | |
| 1500 | 5:29.9 | Eastern Young Athletes' League | 0.5 | 1.0 | 14 Apr 13 | |
| 1500 | 5:20.5 | UK Youth Development U13/U15 League Division Southern North 2 | 0.0 | 0.3 | 4 May 13 | |
| 1500 | 5:18.03 | Hertfordshire County Championships Day 1 | 0.3 | -0.3 | 6 May 13 | |
| 1500 | 5:07.8 | Eastern Young Athletes' League | 0.0 | -1.3 | 19 May 13 | |
| 1500 | 5:15.6 | UK Youth Development U13/U15 League Division Southern North 2 | 0.7 | 0.3 | 22 Jun 13 | |
| 800 | 2:38.6 | Eastern Young Athletes' League | 0.7 | 1.3 | 7 Jul 13 | |
| 1500 | 5:37.7 | Eastern Young Athletes' League | 1.0 | 2.8 | 4 Aug 13 | |
| 1500 | 5:25.6 | Eastern Young Athletes' League Plate Final | 1.3 | 1.0 | 8 Sep 13 | |
| 1500 | 5:00.5 | Eastern Young Athletes' League | 0.5 | -1.5 | 15 Jun 14 | |
| 4.5K | 20:52 | ECCA Saucony English National Championships | 5.1 | 0.0 | 21 Feb 15 | |
| 800 | 2:18.5 | Eastern Young Athletes' League | 0.2 | -2.7 | 10 May 15 | |
| 3.851K | 15:16 | Southern Young Athletes Relays | 1.5 | 0.0 | 19 Sep 15 | |