| 10K | 31:05 | Runthrough Battersea Park Chase The Moon 10K | 1.0 | -1.1 | 15 Oct 25 | +1 |
| 10K | 30:36 | Brighton 10K & Junior Mile | 0.4 | -0.9 | 16 Nov 25 | +2 |
| 10K | 30:32 | Telford 10K | 0.3 | -0.4 | 14 Dec 25 | +3 |
| 11.75K | 35:50 | Hertfordshire County Championships | -0.5 | 0.2 | 3 Jan 26 | +4 |
| 5M | 24:59 | Friday Night Under the Lights Race Christmas 5 | 0.6 | 0.4 | 19 Dec 25 | +5 |
| parkrun | 15:07 | Storeys Field parkrun # 205 | 1.1 | -0.8 | 23 Aug 25 | |
| 6K | 19:01 | Southern Men's 6-Stage Relays | 1.9 | -0.4 | 20 Sep 25 | |
| 5.47K | 17:08 | ERRA Men's National 6-Stage Relays | 1.6 | -0.3 | 4 Oct 25 | |
| 8.1K | 26:56 | Start Fitness Metropolitan League | 2.7 | 0.0 | 11 Oct 25 | |
| 5K | 16:35 | ECCA National Cross Country Relays | 3.3 | 0.5 | 1 Nov 25 | |
| 3000 | 8:54.23 | Southern Athletics League Division 2 North & East | 1.6 | 0.0 | 30 Aug 25 | |
| 10M | 55:07 | Buntingford Year End 10 | 1.7 | 1.4 | 28 Dec 25 | |
| parkrun | 15:13 | Storeys Field parkrun # 202 | 0.8 | -0.3 | 2 Aug 25 | |
| 3000 | 8:31.63 | BMC Record Breaker Races | 0.7 | -0.8 | 18 Jun 25 | |
| 3000 | 8:31.26 | Watford Harriers Open Graded Meetings | 0.6 | -0.6 | 9 Jul 25 | |
| 3000 | 8:35.77 | Watford Harriers Open Graded Meetings | 0.4 | -0.1 | 23 Jul 25 | |
| 5000 | 15:28.28 | Southern Athletics League Division 2 North & East | 1.0 | 0.1 | 13 Jul 25 | |
| HM | 73:08 | Pleshey & Essex Half Marathon | 1.0 | 1.1 | 14 Sep 25 | |
| 3000 | 8:53.37 | BMC Record Breaker Races | 0.9 | 0.6 | 20 Aug 25 | |
| 3000 | 8:47.36 | BMC Regional Races | 0.8 | 0.3 | 16 Jul 25 | |
| parkrun | 16:13 | Brook Leys parkrun # 1 | 2.1 | 0.7 | 6 Sep 25 | |
| 1500 | 4:06.41 | National Athletics League Championship - East | 1.0 | 0.0 | 19 Jul 25 | |
| 10K | 34:40 | RunThrough Hampton Court 10K | 2.0 | 1.9 | 19 Oct 25 | |
| 3000 | 8:39.00 | Watford Harriers Open Graded Meetings | 0.6 | -0.2 | 11 Jun 25 | |
| 3000 | 8:46.84 | Watford Harriers Open Graded Meetings | 0.5 | 0.5 | 25 Jun 25 | |
| 3000 | 8:38.28 | Watford Harriers Open Graded Meetings | 0.4 | 0.0 | 28 May 25 | |
| 1500 | 4:11.55 | National Athletics League Championship - East | 1.6 | 0.1 | 5 Jul 25 | |
| 5000 | 15:48.00 | National Athletics League Championship - East | 1.6 | 0.2 | 31 May 25 | |
| 5000 | 15:44.4 | Southern Athletics League Division 2 North & East | 1.2 | 0.4 | 17 May 25 | |
| 1500 | 4:12.41 | Rosenheim League - West Division | 1.6 | -0.6 | 21 May 25 | |
| 3000 | 9:07.13 | Rosenheim League - West Division | 1.4 | 0.9 | 21 May 25 | |
| 3000 | 9:01.81 | Watford Harriers Open Graded Meetings | 1.0 | 1.0 | 14 May 25 | |
| 800 | 2:05.46 | National Athletics League Championship - East | 0.7 | 1.6 | 19 Jul 25 | |
| parkrun | 15:22 | Storeys Field parkrun # 177 | 1.7 | -0.9 | 18 Jan 25 | |
| 1500 | 4:11.51 | National Athletics League Championship - East | 0.8 | 0.5 | 31 May 25 | |
| 5M | 25:03 | Friday Under the Lights Christmas 5 | 0.9 | -0.6 | 20 Dec 24 | |
| 10.87K | 34:34 | BUCS Championship | 0.5 | -0.1 | 1 Feb 25 | |
| 10K | 31:59 | Runthrough Battersea Park Chase The Moon 5K / 10K | 0.8 | 0.0 | 22 Jan 25 | |
| 7.1K | 24:00 | Start Fitness Metropolitan League | | 4.3 | 6 Dec 25 | |
| 10K | 31:17 | Telford 10K | 0.5 | -1.4 | 15 Dec 24 | |
| 8K | 25:19 | Middlesex and Hertfordshire County Championships | 1.0 | -0.1 | 4 Jan 25 | |
| 1500 | 4:13.7 | Southern Athletics League Division 2 North & East | 0.6 | 0.6 | 17 May 25 | |
| 1500 | 4:25.20 | Southern Athletics League Division 2 North & East | 1.0 | 2.7 | 13 Jul 25 | |
| 8.1K | 27:10 | Start Fitness Metropolitan League | 3.5 | -1.4 | 12 Oct 24 | |
| 8K | 25:46 | Start Fitness Metropolitan League | 1.9 | -1.3 | 9 Nov 24 | |
| 3000 | 8:56.61 | BUCS Athletics: Indoor Championships | 0.5 | 1.1 | 15 Feb 25 | |
| 10K | 32:16 | RunThrough Chase The Moon Olympic Park 5K / 10K | 1.2 | -1.0 | 31 Oct 24 | |
| 8K | 29:30 | Start Fitness Metropolitan League | 5.9 | -0.2 | 30 Nov 24 | |
| 3K | 9:29 | ECCA National Cross Country Relays | 3.3 | -0.4 | 2 Nov 24 | |
| parkrun | 17:39 | Panshanger parkrun # 475 | 4.1 | 1.8 | 25 Dec 24 | |
| 3000 | 8:55.3 | Southern Athletics League - Division 2 North & East | 1.7 | -0.9 | 17 Aug 24 | |
| 5000 | 15:23.9 | Southern Athletics League - Division 2 North & East | 1.5 | -0.4 | 14 Jul 24 | |
| parkrun | 15:37 | Storeys Field parkrun # 151 | 1.7 | -0.9 | 20 Jul 24 | |
| 3000 | 8:54.47 | National Athletics League - Championship East Match 2 | 1.6 | 0.1 | 7 Jul 24 | |
| 3000 | 10:33.76 | National Athletics League Championship - East | 1.8 | 6.2 | 5 Jul 25 | |
| 1500 | 4:07.83 | National Athletics League - Championship East Match 2 | 1.4 | -0.1 | 7 Jul 24 | |
| 3000 | 8:47.66 | Watford Harriers Open Graded Meetings | 0.7 | 0.5 | 12 Jun 24 | |
| parkrun | 16:08 | Castle Park parkrun # 282 | 1.6 | 0.4 | 10 Aug 24 | |
| 1500 | 4:08.15 | Watford Harriers Open Graded Meetings | 0.7 | 0.0 | 24 Jul 24 | |
| 5000 | 15:59.66 | National Athletics League - Regional East | 1.2 | 1.2 | 22 Jun 24 | |
| 3000 | 8:53.28 | Watford Harriers Open Graded Meetings | 0.5 | 1.1 | 29 May 24 | |
| 3000 | 9:09.13 | National Athletics League - Championship East | 1.5 | 1.2 | 1 Jun 24 | |
| 1500 | 4:11.99 | Watford Harriers Open Graded Meetings | 0.6 | 1.3 | 26 Jun 24 | |
| 3000 | 8:47.45 | Watford Harriers Open Graded Meetings | 0.3 | 0.9 | 1 May 24 | |
| 5000 | 15:43.96 | Southern Athletics League - Division 2 North & East | 0.1 | 1.7 | 18 May 24 | |
| 1500 | 4:27.3 | Southern Athletics League - Division 2 North & East | 1.8 | 2.3 | 14 Jul 24 | |
| 1500 | 4:16.29 | National Athletics League - Regional East | 0.7 | 1.8 | 22 Jun 24 | |
| 8.1K | 28:25 | Start Fitness Metropolitan League | 4.3 | 0.5 | 13 Jan 24 | |
| 1500 | 4:21.15 | Southern Athletics League - Division 2 North & East | 1.0 | 2.2 | 18 May 24 | |
| 8.4K | 30:36 | Hertfordshire County Championships | 5.0 | 1.2 | 7 Jan 24 | |
| 5M | 26:10 | Friday Under the Lights Christmas 5 | 0.7 | 1.3 | 15 Dec 23 | |
| 8K | 28:36 | Start Fitness Metropolitan League | 4.3 | 1.3 | 2 Dec 23 | |
| 7.5K | 30:05 | Start Fitness Metropolitan League | 8.3 | 2.0 | 10 Feb 24 | |
| 8.1K | 28:19 | Start Fitness Metropolitan League | 3.5 | 1.2 | 14 Oct 23 | |
| parkrun | 17:23 | Castle Park parkrun # 250 | 3.7 | 1.8 | 23 Dec 23 | |
| 7.2K | 24:41 | Start Fitness Metropolitan League | 2.9 | 1.3 | 11 Nov 23 | |
| parkrun | 17:52 | Panshanger parkrun # 421 | 3.3 | 3.3 | 25 Dec 23 | |
| 3K | 9:59 | ECCA National Cross Country Relays | 3.5 | 2.4 | 4 Nov 23 | |
| parkrun | 17:06 | Castle Park parkrun # 231 | 3.2 | 1.7 | 12 Aug 23 | |
| parkrun | 20:03 | Rostrevor parkrun # 277 | 5.0 | 6.2 | 25 May 24 | |
| 5000 | 15:47.41 | England Athletics U20/U23 Open Championships | 1.2 | 0.8 | 17 Jun 23 | |
| 3000 | 9:00.23 | BMC PB Classic | 1.1 | 1.0 | 3 Jun 23 | |
| parkrun | 17:11 | Castle Park parkrun # 223 | 3.8 | 1.3 | 10 Jun 23 | |
| 8K | 30:32 | CAU Inter County Championships (inc British Athletics Cross Challenge) | 7.8 | 0.3 | 11 Mar 23 | |
| 7.8K | 26:14 | Start Fitness Metropolitan League | 3.2 | 0.1 | 11 Feb 23 | |
| 7.8K | 28:00 | Start Fitness Metropolitan League | 5.5 | 0.3 | 14 Jan 23 | |
| 3000 | 8:58.10 | Watford Harriers Open Graded Meetings | 0.6 | 1.3 | 3 May 23 | |
| parkrun | 17:11 | Castle Park parkrun # 219 | 3.0 | 2.1 | 13 May 23 | |
| parkrun | 15:49 | Storeys Field parkrun # 85 | 0.7 | 1.3 | 8 Apr 23 | |
| parkrun | 19:13 | Castle Park parkrun # 269 | 1.6 | 7.9 | 11 May 24 | |
| parkrun | 16:32 | Panshanger parkrun # 377 | 2.7 | 0.9 | 25 Feb 23 | |
| 7K | 21:01 | ESAA English Schools Championships | -2.2 | 1.7 | 18 Mar 23 | |
| 7.8K | 25:48 | Start Fitness Metropolitan League | 2.4 | 0.3 | 12 Nov 22 | |
| HM | 70:25 | Pleshey Half Marathon (Incl.Essex Championships) | 1.2 | -0.9 | 11 Sep 22 | |
| parkrun | 17:11 | Castle Park parkrun # 209 | 3.2 | 1.9 | 18 Feb 23 | |
| 8K | 27:44 | Start Fitness Metropolitan League | 3.4 | 1.0 | 3 Dec 22 | |
| parkrun | 18:41 | Castle Park parkrun # 227 | 3.8 | 4.5 | 15 Jul 23 | |
| 6.7K | 22:22 | British Athletics Cross Challenge (inc Euro Trials, L&D, Red Rose and Mid Lancs leagues) | 2.7 | 0.7 | 26 Nov 22 | |
| 3000 | 8:44.22 | National Athletics League - Championship A & B Final | 1.5 | -0.5 | 21 Aug 22 | |
| 3000 | 8:29.56 | England Athletics U20 & U23 Championships incorporating World Junior Trials | 0.7 | -0.9 | 16 Jul 22 | |
| parkrun | 16:08 | Castle Park parkrun # 186 | 2.8 | -0.1 | 3 Sep 22 | |
| parkrun | 21:56 | Castle Park parkrun # 280 | 3.5 | 10.8 | 27 Jul 24 | |
| parkrun | 17:43 | Castle Park parkrun # 195 | 5.2 | 1.1 | 5 Nov 22 | |
| parkrun | 17:48 | Castle Park parkrun # 206 | 3.8 | 2.6 | 28 Jan 23 | |
| parkrun | 16:35 | Panshanger parkrun # 348 | 3.4 | 0.4 | 13 Aug 22 | |
| 3000 | 8:40.26 | Watford Open Graded Meeting | 0.7 | 0.0 | 10 Aug 22 | |
| 8K | 28:22 | Hertfordshire County Championships | 2.2 | 3.1 | 8 Jan 23 | |
| 3000 | 8:36.13 | ESAA - English Schools Championships | 0.6 | -0.4 | 9 Jul 22 | |
| 1500 | 4:07.37 | National Athletics League - Championship | 1.5 | -0.5 | 2 Jul 22 | |
| parkrun | 19:23 | Castle Park parkrun # 202 | 6.4 | 3.4 | 31 Dec 22 | |
| 3000 | 8:41.35 | BMC Regional Races | 0.8 | -0.2 | 18 May 22 | |
| 5000 | 15:12.64 | Comeback 5000#2 | 0.8 | -2.0 | 15 Apr 22 | |
| 3000 | 8:33.17 | Watford Open Graded Meeting | 0.4 | -0.8 | 4 May 22 | |
| 1500 | 4:06.8 | Southern Athletics League Division 3 Hertfordshire | 1.2 | -0.3 | 22 May 22 | |
| parkrun | 16:39 | Panshanger parkrun # 337 | 3.3 | 0.4 | 28 May 22 | |
| parkrun | 17:55 | Panshanger parkrun # 365 | 3.0 | 3.7 | 10 Dec 22 | |
| parkrun | 19:13 | Castle Park parkrun # 214 | 3.6 | 5.9 | 25 Mar 23 | |
| parkrun | 17:18 | Panshanger parkrun # 354 | 2.0 | 3.3 | 24 Sep 22 | |
| parkrun | 25:04 | Castle Park parkrun # 307 | 3.4 | 17.2 | 25 Jan 25 | |
| parkrun | 17:29 | Castle Park parkrun # 188 | 2.2 | 3.5 | 17 Sep 22 | |
| parkrun | 16:15 | Panshanger parkrun # 334 | 1.8 | 1.0 | 7 May 22 | |
| parkrun | 19:48 | Castle Park parkrun # 203 | 5.2 | 5.5 | 7 Jan 23 | |
| parkrun | 16:23 | Castle Park parkrun # 165 | 2.0 | -0.5 | 26 Mar 22 | |
| 1500 | 4:19.30 | BMC PB Classic | 0.7 | 2.0 | 4 Jun 22 | |
| 1500 | 4:18.8 | Hertfordshire County 1500m, Masters, Disability & Relay Championships | 0.9 | 1.4 | 23 Apr 22 | |
| parkrun | 17:57 | Castle Park parkrun # 153 | 6.2 | -1.3 | 1 Jan 22 | |
| 3.8K | 12:53 | Start Fitness Metropolitan League | 4.4 | -0.2 | 15 Jan 22 | |
| parkrun | 17:50 | Panshanger parkrun # 339 | 2.8 | 3.5 | 11 Jun 22 | |
| parkrun | 16:44 | Castle Park parkrun # 134 | 4.5 | -2.3 | 14 Aug 21 | |
| 6.6K | 24:51 | CAU Inter County Championships (Inc British Athletics Cross Challenge) | 4.8 | 1.4 | 12 Mar 22 | |
| 5.5K | 18:03 | British Athletics Cross Challenge (inc Euro Trials, L&D and Mid Lancs Leagues) | 1.6 | -0.3 | 27 Nov 21 | |
| parkrun | 16:20 | Castle Park parkrun # 136 | 3.0 | -1.7 | 28 Aug 21 | |
| 5K | 17:25 | South of England Masters' & Inter Counties Championships | 3.8 | 0.0 | 11 Dec 21 | |
| parkrun | 17:45 | Panshanger parkrun # 315 | 4.0 | 0.5 | 25 Dec 21 | |
| 3K | 9:39 | ECCA Saucony English National Relay Championships | 2.9 | -0.1 | 6 Nov 21 | |
| 6.995K | 26:41 | ESAA English Schools Championships | 4.1 | 2.4 | 19 Mar 22 | |
| parkrun | 17:37 | Castle Park parkrun # 152 | 3.0 | 1.2 | 18 Dec 21 | |
| 3000 | 9:18.64 | Southern Athletics League - Hertfordshire | 2.0 | -0.6 | 11 Sep 21 | |
| 4K | 13:27 | Start Fitness Metropolitan League | 2.6 | 1.1 | 4 Dec 21 | |
| 4.2K | 13:52 | Start Fitness Metropolitan League | 2.2 | 0.7 | 16 Oct 21 | |
| parkrun | 17:01 | Castle Park parkrun # 133 | 3.5 | -0.6 | 7 Aug 21 | |
| parkrun | 16:37 | Panshanger parkrun # 303 | 1.6 | 0.4 | 2 Oct 21 | |
| 4.2K | 14:48 | Start Fitness Metropolitan League | 4.0 | 1.4 | 13 Nov 21 | |
| 3000 | 8:56.99 | Harrow AC 3000m Spring Open | 0.4 | -3.2 | 22 Apr 21 | |
| parkrun | 16:51 | Castle Park parkrun # 137 | 2.0 | 0.5 | 4 Sep 21 | |
| 3000 | 9:10.21 | BMC PB Classic | 0.6 | 0.3 | 5 Jun 21 | |
| parkrun | 17:27 | Castle Park parkrun # 142 | 2.5 | 1.3 | 9 Oct 21 | |
| 3000 | 9:25.92 | SOAR MK3000 PB Special | 0.5 | 1.4 | 22 May 21 | |
| 800 | 2:09.7 | Herts Phoenix AC Open Meeting | 0.8 | -2.7 | 6 Sep 20 | |
| parkrun | 20:02 | Castle Park parkrun # 159 | 3.0 | 6.3 | 12 Feb 22 | |
| parkrun | 25:49 | Panshanger parkrun # 394 | 5.5 | 16.7 | 24 Jun 23 | |
| parkrun | 17:00 | Castle Park parkrun # 104 | 2.0 | -2.4 | 21 Sep 19 | |
| parkrun | 17:13 | Castle Park parkrun # 99 | 2.6 | -2.5 | 17 Aug 19 | |
| parkrun | 17:50 | Castle Park parkrun # 105 | 3.4 | -1.6 | 28 Sep 19 | |
| parkrun | 17:53 | Castle Park parkrun # 111 | 2.4 | -0.5 | 9 Nov 19 | |
| parkrun | 18:33 | Castle Park parkrun # 125 | 2.1 | 1.3 | 8 Feb 20 | |
| parkrun | 18:45 | Castle Park parkrun # 124 | 2.4 | 1.4 | 1 Feb 20 | |
| parkrun | 18:08 | Castle Park parkrun # 112 | 2.0 | 0.5 | 16 Nov 19 | |
| parkrun | 17:38 | Castle Park parkrun # 102 | 2.2 | -1.2 | 7 Sep 19 | |
| parkrun | 17:40 | Castle Park parkrun # 100 | 2.0 | -0.9 | 24 Aug 19 | |
| parkrun | 17:38 | Castle Park parkrun # 94 | 2.8 | -1.8 | 13 Jul 19 | |
| parkrun | 18:24 | Castle Park parkrun # 108 | 2.4 | 0.7 | 19 Oct 19 | |
| parkrun | 17:58 | Castle Park parkrun # 106 | 1.8 | 0.3 | 5 Oct 19 | |
| parkrun | 18:15 | Castle Park parkrun # 103 | 2.8 | -0.4 | 14 Sep 19 | |
| parkrun | 22:37 | Castle Park parkrun # 187 | 2.2 | 14.1 | 10 Sep 22 | |
| parkrun | 17:10 | Castle Park parkrun # 88 | 1.4 | -1.8 | 25 May 19 | |
| parkrun | 19:39 | Castle Park parkrun # 129 | 1.6 | 4.1 | 7 Mar 20 | |
| parkrun | 17:39 | Castle Park parkrun # 90 | 1.8 | -0.7 | 8 Jun 19 | |
| 1500 | 4:48.1 | Eastern Young Athletes' League | 1.8 | 0.1 | 11 Aug 19 | |
| parkrun | 17:47 | Castle Park parkrun # 81 | 2.0 | -1.0 | 30 Mar 19 | |
| 800 | 2:16.53 | UK Youth Development U13/U15 League Division South Central 2 | 0.0 | -0.6 | 22 Jun 19 | |
| 800 | 2:18.8 | Eastern Young Athletes' League | 0.8 | -1.6 | 2 Jun 19 | |
| parkrun | 17:21 | Castle Park parkrun # 80 | 0.4 | -2.7 | 23 Mar 19 | |
| 800 | 2:21.6 | UK Youth Development U13/U15 League Division South Central 2 | 0.6 | 0.0 | 18 May 19 | |
| parkrun | 18:26 | Castle Park parkrun # 75 | 2.2 | -2.1 | 16 Feb 19 | |
| parkrun | 18:28 | Castle Park parkrun # 68 | 2.8 | -2.7 | 29 Dec 18 | |
| parkrun | 18:38 | Castle Park parkrun # 78 | 1.7 | -1.2 | 9 Mar 19 | |
| parkrun | 18:33 | Castle Park parkrun # 76 | 1.4 | -1.1 | 23 Feb 19 | |
| parkrun | 18:57 | Castle Park parkrun # 85 | 1.1 | 2.4 | 27 Apr 19 | |
| parkrun | 18:24 | Castle Park parkrun # 71 | 1.9 | -1.9 | 12 Jan 19 | |
| parkrun | 18:52 | Castle Park parkrun # 77 | 1.6 | -0.6 | 2 Mar 19 | |
| parkrun | 18:25 | Castle Park parkrun # 66 | 1.4 | -1.6 | 22 Dec 18 | |
| 4.1K | 15:52 | New Balance ESAA English Schools' Championships | 2.8 | 0.6 | 16 Mar 19 | |
| parkrun | 18:33 | Castle Park parkrun # 61 | 1.2 | -1.1 | 17 Nov 18 | |
| parkrun | 18:31 | Castle Park parkrun # 59 | 1.6 | -1.7 | 3 Nov 18 | |
| parkrun | 18:34 | Castle Park parkrun # 53 | 2.1 | -2.4 | 22 Sep 18 | |
| parkrun | 18:55 | Castle Park parkrun # 55 | 2.2 | -1.5 | 6 Oct 18 | |
| 4.5K | 17:58 | South of England AA Championships | 3.4 | 1.0 | 26 Jan 19 | |
| parkrun | 18:54 | Castle Park parkrun # 62 | 1.0 | -0.2 | 24 Nov 18 | |
| parkrun | 18:46 | Castle Park parkrun # 57 | 1.2 | -0.8 | 20 Oct 18 | |
| parkrun | 18:43 | Castle Park parkrun # 52 | 2.0 | -2.5 | 15 Sep 18 | |
| parkrun | 18:56 | Castle Park parkrun # 48 | 2.2 | -2.6 | 18 Aug 18 | |
| parkrun | 19:28 | Castle Park parkrun # 51 | 2.6 | -1.5 | 8 Sep 18 | |
| parkrun | 19:06 | Castle Park parkrun # 47 | 1.6 | -2.5 | 11 Aug 18 | |
| 4.2K | 19:29 | Start Fitness Metropolitan League | 8.0 | 3.1 | 9 Feb 19 | |
| parkrun | 19:17 | Castle Park parkrun # 49 | 1.2 | -0.5 | 25 Aug 18 | |
| 4K | 16:13 | Start Fitness Metropolitan League | 4.0 | 1.0 | 13 Oct 18 | |
| parkrun | 19:32 | Castle Park parkrun # 43 | 2.0 | -2.7 | 14 Jul 18 | |
| parkrun | 19:53 | Castle Park parkrun # 54 | 1.2 | 1.6 | 29 Sep 18 | |
| parkrun | 20:06 | Castle Park parkrun # 41 | 2.8 | -3.6 | 30 Jun 18 | |
| parkrun | 19:53 | Castle Park parkrun # 42 | 1.8 | -2.2 | 7 Jul 18 | |
| parkrun | 23:33 | Castle Park parkrun # 96 | 2.2 | 10.8 | 27 Jul 19 | |
| parkrun | 21:30 | Castle Park parkrun # 39 | 2.0 | 0.1 | 16 Jun 18 | |
| parkrun | 20:28 | Castle Park parkrun # 38 | 0.2 | -1.3 | 9 Jun 18 | |
| parkrun | 21:02 | Castle Park parkrun # 37 | 0.8 | -1.3 | 2 Jun 18 | |
| 4K | 18:21 | Hertfordshire County Schools' Championships | 3.2 | 1.6 | 3 Feb 18 | |
| parkrun | 21:16 | Hatfield Forest parkrun # 122 | 1.6 | -4.9 | 15 Jul 17 | |
| parkrun | 23:00 | Hatfield Forest parkrun # 131 | 1.3 | 2.1 | 23 Sep 17 | |
| parkrun | 26:46 | Hatfield Forest parkrun # 6 | 1.0 | 0.0 | 25 Apr 15 | |
| parkrun | 27:19 | Hatfield Forest parkrun # 10 | 1.5 | -0.6 | 23 May 15 | |
| parkrun | 24:45 | Hatfield Forest parkrun # 11 | 2.0 | -5.5 | 30 May 15 | |
| parkrun | 24:36 | Hatfield Forest parkrun # 12 | 2.0 | -2.3 | 6 Jun 15 | |
| parkrun | 24:38 | Hatfield Forest parkrun # 13 | 2.0 | -1.9 | 13 Jun 15 | |
| parkrun | 23:13 | Hatfield Forest parkrun # 14 | 1.0 | -3.5 | 20 Jun 15 | |
| parkrun | 24:28 | Hatfield Forest parkrun # 16 | 2.0 | 0.3 | 4 Jul 15 | |
| parkrun | 24:43 | Hatfield Forest parkrun # 17 | 3.0 | -0.2 | 11 Jul 15 | |
| parkrun | 24:29 | Hatfield Forest parkrun # 18 | 2.0 | 0.3 | 18 Jul 15 | |
| parkrun | 24:16 | Hatfield Forest parkrun # 21 | 1.0 | 0.9 | 8 Aug 15 | |
| parkrun | 25:00 | Hatfield Forest parkrun # 24 | 1.0 | 2.3 | 29 Aug 15 | |
| parkrun | 24:29 | Hatfield Forest parkrun # 26 | 1.0 | 1.3 | 19 Sep 15 | |
| parkrun | 24:06 | Hatfield Forest parkrun # 27 | 1.0 | 0.6 | 26 Sep 15 | |
| parkrun | 23:35 | Hatfield Forest parkrun # 28 | 2.0 | -1.3 | 3 Oct 15 | |
| parkrun | 23:56 | Hatfield Forest parkrun # 29 | 1.0 | 0.3 | 10 Oct 15 | |
| parkrun | 22:58 | Hatfield Forest parkrun # 30 | 2.0 | -2.5 | 17 Oct 15 | |
| parkrun | 24:15 | Hatfield Forest parkrun # 32 | 2.0 | 0.4 | 31 Oct 15 | |
| parkrun | 23:36 | Hatfield Forest parkrun # 34 | 2.0 | -0.8 | 14 Nov 15 | |
| parkrun | 24:06 | Hatfield Forest parkrun # 36 | 2.0 | 0.1 | 28 Nov 15 | |
| parkrun | 23:31 | Hatfield Forest parkrun # 37 | 1.0 | 0.0 | 5 Dec 15 | |
| parkrun | 26:29 | Hatfield Forest parkrun # 42 | 2.0 | 4.3 | 2 Jan 16 | |
| parkrun | 26:53 | Hatfield Forest parkrun # 58 | 1.0 | 6.0 | 23 Apr 16 | |
| parkrun | 24:37 | Hatfield Forest parkrun # 65 | 0.8 | 2.2 | 11 Jun 16 | |
| parkrun | 25:06 | Hatfield Forest parkrun # 67 | 2.2 | 1.7 | 25 Jun 16 | |
| parkrun | 27:15 | Hatfield Forest parkrun # 73 | 1.8 | 5.8 | 6 Aug 16 | |
| parkrun | 26:00 | Hatfield Forest parkrun # 74 | 4.5 | 1.0 | 13 Aug 16 | |
| parkrun | 25:00 | Hatfield Forest parkrun # 80 | 1.0 | 2.7 | 1 Oct 16 | |
| parkrun | 24:35 | Hatfield Forest parkrun # 95 | 3.4 | -0.4 | 7 Jan 17 | |
| parkrun | 25:04 | Hatfield Forest parkrun # 96 | 4.6 | -0.7 | 14 Jan 17 | |