| 2025 U17 Chiltern |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 800 | 2:12.63 | | | | 7 | 1 | | | Watford | Watford Harriers Open Graded Meetings | 9 Jul 25 |
| 800 | 2:12.85 | | | | 2 | 10 | | | Watford | Watford Harriers Open Graded Meetings | 11 Jun 25 |
| 800 | 2:13.72 | | | | 3 | 1 | | | Watford | Watford Harriers Open Graded Meetings | 14 May 25 |
| 800 | 2:16.22 | | | | 3 | B | | | Winchester | UK Youth Development Upper League - Southern 1A | 27 Apr 25 |
| 1500 | 4:32.71 | | | | 8 | 2 | | | Chelmsford | English Schools' Cup Final | 5 Jul 25 |
| 1500 | 4:34.58 | | | | 1 | 5 | | | Watford | Watford Harriers Open Graded Meetings | 30 Apr 25 |
| 1500 | 4:39.06 | | | | 14 | | | | Hemel Hempstead | Hertfordshire County Schools Championships | 7 Jun 25 |
| 3000 | 10:06.56 | | | | 11 | 1 | | | Watford | Watford Harriers Open Graded Meetings | 25 Jun 25 |
| LJ | 4.37 | | | | 3 | B | | | Winchester | UK Youth Development Upper League - Southern 1A | 27 Apr 25 |
| 4.5KXC | 15:32 | | | | 34 | | | | Trent Park | Middlesex and Hertfordshire County Championships | 4 Jan 25 |
| 4.5KXC | 16:47 | | | | 24 | | | | Cassiobury Park | Chiltern League | 11 Jan 25 |
| 4.6KL | 15:40 | | | | 45 | L01 | | 45 | Aldershot | Southern Young Athletes Relays | 20 Sep 25 |
| parkrun | 17:20 | | | | 4 | | | 1 | Cassiobury | Cassiobury parkrun # 490 | 13 Sep 25 |
| parkrun | 17:31 | | | | 4 | | | 1 | Cassiobury | Cassiobury parkrun # 492 | 27 Sep 25 |
| parkrun | 17:49 | | | | 12 | | | 1 | Rickmansworth | Rickmansworth parkrun # 349 | 1 Mar 25 |
| parkrun | 17:52 | | | | 13 | | | | Rickmansworth | Rickmansworth parkrun # 343 | 18 Jan 25 |
| parkrun | 17:54 | | | | 8 | | | | Cassiobury | Cassiobury parkrun # 468 | 29 Mar 25 |
| parkrun | 17:57 | | | | 3 | | | 1 | Rickmansworth | Rickmansworth parkrun # 371 | 9 Aug 25 |
| parkrun | 17:58 | | | | 3 | | | 1 | Cassiobury | Cassiobury parkrun # 483 | 26 Jul 25 |
| parkrun | 18:03 | | | | 3 | | | 1 | Cassiobury | Cassiobury parkrun # 465 | 8 Mar 25 |
| parkrun | 18:05 | | | | 2 | | | 1 | Rickmansworth | Rickmansworth parkrun # 348 | 22 Feb 25 |
| parkrun | 18:13 | | | | 3 | | | 1 | Cassiobury | Cassiobury parkrun # 481 | 12 Jul 25 |
| parkrun | 18:15 | | | | 10 | | | 1 | Rickmansworth | Rickmansworth parkrun # 344 | 25 Jan 25 |
| parkrun | 18:24 | | | | 4 | | | 1 | Cassiobury | Cassiobury parkrun # 472 | 10 May 25 |
| parkrun | 18:25 | | | | 4 | | | 1 | Cassiobury | Cassiobury parkrun # 467 | 22 Mar 25 |
| parkrun | 18:27 | | | | 6 | | | 1 | Cassiobury | Cassiobury parkrun # 478 | 21 Jun 25 |
| 5.74KXC | 21:21 | c | | | 29 | R2 | | 29 | Horspath | Chiltern League | 15 Nov 25 |
| 2024 U15 Chiltern |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 2KXCL | 7:35 | | | | 24 | L1 | | | Wormwood Scrubs | South of England AA Relay Championships | 19 Oct 24 |
| 4KXC | 13:57 | | | | 29 | | | | Keysoe | Chiltern League | 12 Oct 24 |
| 4.3KXC | 15:30 | | | | 22 | | | | Luton | Chiltern League | 30 Nov 24 |
| 4.4KXC | 16:42 | | | | 30 | | | | Milton Keynes | Chiltern League | 9 Nov 24 |
| parkrun | 17:58 | | | | 10 | | | | Rickmansworth | Rickmansworth parkrun # 336 | 14 Dec 24 |
| parkrun | 18:18 | | | | 17 | | | | Rickmansworth | Rickmansworth parkrun # 330 | 2 Nov 24 |
| parkrun | 18:23 | | | | 14 | | | 1 | Rickmansworth | Rickmansworth parkrun # 326 | 5 Oct 24 |
| parkrun | 18:40 | | | | 6 | | | 1 | Rickmansworth | Rickmansworth parkrun # 329 | 26 Oct 24 |
| parkrun | 18:45 | | | | 11 | | | 1 | Rickmansworth | Rickmansworth parkrun # 324 | 21 Sep 24 |
| parkrun | 18:57 | | | | 15 | | | 1 | Rickmansworth | Rickmansworth parkrun # 333 | 23 Nov 24 |
| parkrun | 19:12 | | | | 12 | | | | Rickmansworth | Rickmansworth parkrun # 315 | 20 Jul 24 |
| parkrun | 19:17 | | | | 28 | | | | Rickmansworth | Rickmansworth parkrun # 310 | 15 Jun 24 |
| parkrun | 19:29 | | | | 17 | | | | Rickmansworth | Rickmansworth parkrun # 314 | 13 Jul 24 |
| parkrun | 19:51 | | | | 17 | | | 1 | Rickmansworth | Rickmansworth parkrun # 304 | 4 May 24 |
| parkrun | 19:59 | | | | 42 | | | 1 | Rickmansworth | Rickmansworth parkrun # 322 | 7 Sep 24 |
| parkrun | 20:05 | | | | 22 | | | 1 | Rickmansworth | Rickmansworth parkrun # 309 | 8 Jun 24 |
| parkrun | 20:10 | | | | 26 | | | 1 | Rickmansworth | Rickmansworth parkrun # 290 | 27 Jan 24 |
| parkrun | 20:17 | | | | 22 | | | 1 | Rickmansworth | Rickmansworth parkrun # 288 | 13 Jan 24 |
| parkrun | 20:20 | | | | 56 | | | | Rickmansworth | Rickmansworth parkrun # 287 | 6 Jan 24 |
| parkrun | 20:26 | | | | 28 | | | 1 | Rickmansworth | Rickmansworth parkrun # 302 | 20 Apr 24 |
| parkrun | 20:33 | | | | 26 | | | 1 | Rickmansworth | Rickmansworth parkrun # 296 | 9 Mar 24 |
| 2023 U15 Chiltern |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| parkrun | 20:26 | | | | 28 | | | | Rickmansworth | Rickmansworth parkrun # 278 | 18 Nov 23 |
| parkrun | 20:34 | | | | 24 | | | 1 | Rickmansworth | Rickmansworth parkrun # 279 | 25 Nov 23 |
| parkrun | 20:35 | | | | 52 | | | | Rickmansworth | Rickmansworth parkrun # 269 | 16 Sep 23 |
| parkrun | 21:08 | | | | 62 | | | | Rickmansworth | Rickmansworth parkrun # 283 | 23 Dec 23 |
| parkrun | 21:11 | | | | 39 | | | | Rickmansworth | Rickmansworth parkrun # 267 | 2 Sep 23 |
| parkrun | 21:23 | | | | 51 | | | | Rickmansworth | Rickmansworth parkrun # 275 | 28 Oct 23 |
| parkrun | 21:46 | | | | 52 | | | 1 | Rickmansworth | Rickmansworth parkrun # 262 | 29 Jul 23 |
| parkrun | 21:52 | | | | 54 | | | | Rickmansworth | Rickmansworth parkrun # 251 | 29 Apr 23 |
| parkrun | 21:56 | | | | 44 | | | | Rickmansworth | Rickmansworth parkrun # 265 | 19 Aug 23 |
| parkrun | 21:59 | | | | 61 | | | | Rickmansworth | Rickmansworth parkrun # 252 | 6 May 23 |
| parkrun | 22:03 | | | | 49 | | | | Rickmansworth | Rickmansworth parkrun # 266 | 26 Aug 23 |
| parkrun | 22:11 | | | | 60 | | | | Rickmansworth | Rickmansworth parkrun # 243 | 4 Mar 23 |
| parkrun | 22:15 | | | | 42 | | | | Rickmansworth | Rickmansworth parkrun # 240 | 11 Feb 23 |
| parkrun | 22:36 | | | | 61 | | | | Rickmansworth | Rickmansworth parkrun # 256 | 10 Jun 23 |
| parkrun | 23:03 | | | | 70 | | | | Rickmansworth | Rickmansworth parkrun # 249 | 15 Apr 23 |
| parkrun | 23:06 | | | | 58 | | | | Rickmansworth | Rickmansworth parkrun # 242 | 25 Feb 23 |
| parkrun | 23:47 | | | | 106 | | | | Rickmansworth | Rickmansworth parkrun # 241 | 18 Feb 23 |
| 2019 U11 Chiltern |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| parkrun | 26:07 | | | | 123 | | | 1 | Rickmansworth | Rickmansworth parkrun # 122 | 6 Jul 19 |
| parkrun | 26:38 | | | | 191 | | | | Rickmansworth | Rickmansworth parkrun # 119 | 15 Jun 19 |
| parkrun | 26:39 | | | | 128 | | | | Rickmansworth | Rickmansworth parkrun # 118 | 8 Jun 19 |
| parkrun | 26:41 | | | | 156 | | | | Rickmansworth | Rickmansworth parkrun # 120 | 22 Jun 19 |
| parkrun | 29:31 | | | | 275 | | | | Rickmansworth | Rickmansworth parkrun # 117 | 1 Jun 19 |