| 2025 U17 Dacorum/Hertfordshire Schs |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 400 | 55.65 | | | | 1 | O1 | | | Chelmsford | ESAA Combined Event & Race Walk Championships | 20 Sep 25 |
| 400 | 56.53 | | | | 3 | O1 | | | Carshalton | ESAA Regional Schools' Combined Events (South East Region) | 28 Jun 25 |
| 1500 | 5:19.52 | | | | 14 | O2 | | | Chelmsford | ESAA Combined Event & Race Walk Championships | 21 Sep 25 |
| 1500 | 5:21.48 | | | | 18 | O1 | | | Carshalton | ESAA Regional Schools' Combined Events (South East Region) | 29 Jun 25 |
| 80HU16M | 11.21 | | -1.3 | | 1 | 4 | | | Chelmsford | English Schools' Cup Final | 5 Jul 25 |
| 60HU17M | 8.87 | i | | | 2 | H | | | Lee Valley | Tricounties (Hertfordshire, Middlesex, Kent) Championships | 15 Mar 25 |
| 100HU17M | 14.09 | w | 3.1 | | 2 | O3 | | | Chelmsford | ESAA Combined Event & Race Walk Championships | 21 Sep 25 |
| 100HU17M | 14.19 | w | 4.4 | | 5 | A | | | Eton | UK Youth Development League Upper - Southern Premier Division | 25 May 25 |
| 100HU17M | 14.44 | | | | 4 | O4 | | | Carshalton | ESAA Regional Schools' Combined Events (South East Region) | 29 Jun 25 |
| 100HU17M | 14.51 | | 0.5 | | 3 | | | | Hemel Hempstead | Hertfordshire County Schools Championships | 7 Jun 25 |
| 100HU17M | 14.78 | | -2.0 | | 3 | H | | | Bedford | Bedfordshire & Hertfordshire County Championships | 10 May 25 |
| HJ | 1.68 | | | | 3= | OB | | | Chelmsford | ESAA Combined Event & Race Walk Championships | 21 Sep 25 |
| HJ | 1.66 | | | | 13 | O | | | Carshalton | ESAA Regional Schools' Combined Events (South East Region) | 29 Jun 25 |
| LJ | 6.07 | | 1.0 | | 12 | OA | | | Chelmsford | ESAA Combined Event & Race Walk Championships | 20 Sep 25 |
| LJ | 5.86 | | | | 10 | O | | | Carshalton | ESAA Regional Schools' Combined Events (South East Region) | 28 Jun 25 |
| LJ | 5.57 | i | | | 1 | H | | | Lee Valley | Tricounties (Hertfordshire, Middlesex, Kent) Championships | 15 Mar 25 |
| SP5K | 11.62 | | | | 4 | | | | Hemel Hempstead | Hertfordshire County Schools Championships | 7 Jun 25 |
| SP5K | 11.35 | i | | | 1 | H | | | Lee Valley | Tricounties (Hertfordshire, Middlesex, Kent) Championships | 15 Mar 25 |
| SP5K | 11.30 | | | | 9 | OA | | | Chelmsford | ESAA Combined Event & Race Walk Championships | 21 Sep 25 |
| SP5K | 11.22 | | | | 5 | O | | | Carshalton | ESAA Regional Schools' Combined Events (South East Region) | 29 Jun 25 |
| DT1.5K | 37.03 | | | | 3 | O | | | Carshalton | ESAA Regional Schools' Combined Events (South East Region) | 28 Jun 25 |
| DT1.5K | 34.76 | | | | 5 | A | | | Eton | UK Youth Development League Upper - Southern Premier Division | 25 May 25 |
| DT1.5K | 30.93 | | | | 15 | OA | | | Chelmsford | ESAA Combined Event & Race Walk Championships | 20 Sep 25 |
| DT1.25K | 37.36 | | | | 8 | | | | Chelmsford | English Schools' Cup Final | 5 Jul 25 |
| JT700 | 36.45 | | | | 12 | OA | | | Chelmsford | ESAA Combined Event & Race Walk Championships | 20 Sep 25 |
| JT700 | 30.74 | | | | 10 | O | | | Carshalton | ESAA Regional Schools' Combined Events (South East Region) | 28 Jun 25 |
| OctU17M | 4384 | | | | 15 | | | | Chelmsford | ESAA Combined Event & Race Walk Championships | 21 Sep 25 |
| OctU17M | 4273 | | | | 8 | | | | Carshalton | ESAA Regional Schools' Combined Events (South East Region) | 29 Jun 25 |
| parkrun | 24:11 | | | | 136 | | | | Rickmansworth | Rickmansworth parkrun # 344 | 25 Jan 25 |
| 2024 U15 Dacorum/Hertfordshire Schs |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 800 | 2:19.48 | | | | 4 | P3 | | | Bracknell | ESAA Regional Combined Event Championships (South East) | 22 Jun 24 |
| 60HU15M | 8.71 | i | | | 1 | H | | | Lee Valley | Tricounties (Herts, Middx, Kent) Championships | 16 Mar 24 |
| 80HU15M | 11.28 | | -1.4 | | 1 | | | | Birmingham | ESAA English Schools' Championships | 13 Jul 24 |
| 80HU15M | 11.29 | | 1.4 | | 3 | h1 | | | Birmingham | ESAA English Schools' Championships | 12 Jul 24 |
| 80HU15M | 11.3 | | -0.3 | | 3 | P6 | | | Stoke | ESAA Combined Event & Race Walk Championships (SOME EVENTS CANCELLED WITH WEATHER) | 21 Sep 24 |
| 80HU15M | 11.48 | | 1.2 | | 3 | P4 | | | Bracknell | ESAA Regional Combined Event Championships (South East) | 22 Jun 24 |
| 80HU15M | 11.53 | | -1.1 | | 1 | 1 | | | Hendon | Eastern Young Athletes League - Top 6 Final | 8 Sep 24 |
| 80HU15M | 11.6 | | | | 1 | | | | Hemel Hempstead | Hertfordshire County Schools Championships | 8 Jun 24 |
| 80HU15M | 11.8 | | | | 1 | h2 | | | Hemel Hempstead | Hertfordshire County Schools Championships | 8 Jun 24 |
| 80HU15M | 12.04 | | -1.1 | | 1 | A | | | Stevenage | Eastern Young Athletes League | 14 Apr 24 |
| HJ | 1.62 | | | | 5 | PB | | | Bracknell | ESAA Regional Combined Event Championships (South East) | 22 Jun 24 |
| HJ | 1.62 | | | | 10= | PA | | | Stoke | ESAA Combined Event & Race Walk Championships (SOME EVENTS CANCELLED WITH WEATHER) | 21 Sep 24 |
| HJ | 1.61 | i | | | 2 | | | | Lee Valley | Southern U13/U15/17 Individual Championships | 14 Jan 24 |
| HJ | 1.60 | | | | 4 | | | | Hendon | Eastern Young Athletes League - Top 6 Final | 8 Sep 24 |
| LJ | 5.60 | i | | | 2 | | | | Lee Valley | Southern U13/U15/17 Individual Championships | 14 Jan 24 |
| LJ | 5.59 | i | | | 1 | H | | | Lee Valley | Tricounties (Herts, Middx, Kent) Championships | 16 Mar 24 |
| LJ | 5.53 | | 0.9 | | 5 | PB | | | Bracknell | ESAA Regional Combined Event Championships (South East) | 22 Jun 24 |
| LJ | 5.49 | | 0.8 | | 12 | PA | | | Stoke | ESAA Combined Event & Race Walk Championships (SOME EVENTS CANCELLED WITH WEATHER) | 21 Sep 24 |
| LJ | 5.35 | | | | 5 | | | | Hendon | Eastern Young Athletes League - Top 6 Final | 8 Sep 24 |
| SP4K | 12.37 | | | | 1 | PB | | | Bracknell | ESAA Regional Combined Event Championships (South East) | 22 Jun 24 |
| SP4K | 11.82 | | | | 5 | PA | | | Stoke | ESAA Combined Event & Race Walk Championships (SOME EVENTS CANCELLED WITH WEATHER) | 21 Sep 24 |
| SP4K | 11.53 | i | | | 1 | H | | | Lee Valley | Tricounties (Herts, Middx, Kent) Championships | 16 Mar 24 |
| SP4K | 11.40 | | | | 3 | | | | Hemel Hempstead | Hertfordshire County Schools Championships | 8 Jun 24 |
| SP4K | 10.95 | i | | | 1 | | | | Lee Valley | Southern U13/U15/17 Individual Championships | 14 Jan 24 |
| DT1.25K | 28.56 | | | | 1 | A | | | Stevenage | Eastern Young Athletes League | 14 Apr 24 |
| PenU15M | 2819 | | | | 2 | | | | Bracknell | ESAA Regional Combined Event Championships (South East) | 22 Jun 24 |
| PenU15M | 2338 | | | | 7 | | | | Stoke | ESAA Combined Event & Race Walk Championships (SOME EVENTS CANCELLED WITH WEATHER) | 21 Sep 24 |
| parkrun | 23:56 | | | | 111 | | | | Rickmansworth | Rickmansworth parkrun # 331 | 9 Nov 24 |
| parkrun | 24:05 | | | | 108 | | | | Rickmansworth | Rickmansworth parkrun # 329 | 26 Oct 24 |
| parkrun | 24:19 | | | | 133 | | | | Rickmansworth | Rickmansworth parkrun # 327 | 12 Oct 24 |
| parkrun | 24:34 | | | | 143 | | | | Rickmansworth | Rickmansworth parkrun # 310 | 15 Jun 24 |
| parkrun | 24:46 | | | | 117 | | | | Rickmansworth | Rickmansworth parkrun # 312 | 29 Jun 24 |
| parkrun | 26:10 | | | | 157 | | | | Rickmansworth | Rickmansworth parkrun # 321 | 31 Aug 24 |
| parkrun | 27:12 | | | | 207 | | | | Rickmansworth | Rickmansworth parkrun # 299 | 30 Mar 24 |
| 2023 U15 Dacorum/Hertfordshire Schs |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 100 | 12.3 | | | | 4 | ns | | | Basildon | Eastern Young Athletes League | 21 May 23 |
| 100 | 12.65 | | -1.8 | | 2 | Hh2 | | | Watford | Hertfordshire & Bedfordshire County Championships | 13 May 23 |
| 100 | 12.69 | | -0.7 | | 4 | H | | | Watford | Hertfordshire & Bedfordshire County Championships | 13 May 23 |
| 300 | 40.31 | | | | 6 | A | | | Chelmsford | Eastern Young Athletes League Cup Final | 10 Sep 23 |
| 300 | 43.3 | | | | 1 | B | | | Basildon | Eastern Young Athletes League | 21 May 23 |
| 800 | 2:24.30 | | | | 7 | P3 | | | Bedford | ESAA Combined Event & Race Walk Championships | 16 Sep 23 |
| 800 | 2:25.79 | i | | | 4 | P2 | | | Lee Valley | South of England Indoor Combined Events Championships | 26 Nov 23 |
| 800 | 2:27.11 | | | | 7 | P2 | | | Lee Valley | ESAA Regional SE Combined Events | 24 Jun 23 |
| 60HU15M | 8.72 | i | | | 1 | P2 | | | Lee Valley | South of England Indoor Combined Events Championships | 26 Nov 23 |
| 60HU15M | 9.22 | i | | | 1 | H | | | Lee Valley | Tricounties (Herts,Kent and Middlesex) Championships | 18 Mar 23 |
| 80HU15M | 11.78 | w | 2.1 | | 5 | h1 | | | Birmingham | ESAA - English Schools Championships | 30 Jun 23 |
| 80HU15M | 11.79 | | -1.4 | | 1 | A | | | Chelmsford | Eastern Young Athletes League Cup Final | 10 Sep 23 |
| 80HU15M | 11.8 | | | | 1 | A | | | Hemel Hempstead | Eastern Young Athletes League | 16 Jul 23 |
| 80HU15M | 11.92 | | -1.1 | | 4 | P6 | | | Bedford | ESAA Combined Event & Race Walk Championships | 16 Sep 23 |
| 80HU15M | 11.95 | | | | 3 | | | | Hemel Hempstead | Hertfordshire County Schools | 10 Jun 23 |
| 80HU15M | 11.99 | | -0.3 | | 7 | | | | Birmingham | ESAA - English Schools Championships | 1 Jul 23 |
| 80HU15M | 12.06 | | | | 3 | h2 | | | Hemel Hempstead | Hertfordshire County Schools | 10 Jun 23 |
| 80HU15M | 12.09 | | -0.1 | | 2 | P3 | | | Lee Valley | ESAA Regional SE Combined Events | 24 Jun 23 |
| 80HU15M | 12.2 | | | | 1 | A | | | Basildon | Eastern Young Athletes League | 21 May 23 |
| 80HU15M | 12.57 | | -1.7 | | 2 | H | | | Watford | Hertfordshire & Bedfordshire County Championships | 13 May 23 |
| 80HU14M | 11.5 | | -0.5 | | 1 | 3 | | | Chelmsford | ESAA English Schools AA Cup | 8 Jul 23 |
| HJ | 1.61 | i | | | 3= | P | | | Lee Valley | South of England Indoor Combined Events Championships | 26 Nov 23 |
| HJ | 1.56 | | | | 8 | PB | | | Bedford | ESAA Combined Event & Race Walk Championships | 16 Sep 23 |
| HJ | 1.54 | | | | 1 | PA | | | Lee Valley | ESAA Regional SE Combined Events | 24 Jun 23 |
| LJ | 5.38 | | | | 5 | A | | | Chelmsford | Eastern Young Athletes League Cup Final | 10 Sep 23 |
| LJ | 5.37 | i | | | 2 | P | | | Lee Valley | South of England Indoor Combined Events Championships | 26 Nov 23 |
| LJ | 5.29 | | 0.8 | | 5 | PA | | | Lee Valley | ESAA Regional SE Combined Events | 24 Jun 23 |
| LJ | 4.89 | | 1.8 | | 14 | PB | | | Bedford | ESAA Combined Event & Race Walk Championships | 16 Sep 23 |
| SP4K | 11.40 | i | | | 1 | P | | | Lee Valley | South of England Indoor Combined Events Championships | 26 Nov 23 |
| SP4K | 11.29 | | | | 2 | | | | Hemel Hempstead | Hertfordshire County Schools | 10 Jun 23 |
| SP4K | 10.82 | | | | 13 | PA | | | Bedford | ESAA Combined Event & Race Walk Championships | 16 Sep 23 |
| SP4K | 10.46 | | | | 3 | PA | | | Lee Valley | ESAA Regional SE Combined Events | 24 Jun 23 |
| SP4K | 10.42 | | | | 2 | | | | Watford | Hertfordshire & Bedfordshire County Championships | 13 May 23 |
| SP4K | 10.04 | | | | 1 | A | | | Hemel Hempstead | Eastern Young Athletes League | 16 Jul 23 |
| SP4K | 9.91 | i | | | 1 | H | | | Lee Valley | Tricounties (Herts,Kent and Middlesex) Championships | 18 Mar 23 |
| SP3K | 12.22 | | | | 4 | | | | Chelmsford | ESAA English Schools AA Cup | 8 Jul 23 |
| PenU15M | 2438 | | | | 22 | | | | Bedford | ESAA Combined Event & Race Walk Championships | 16 Sep 23 |
| PenU15M | 2425 | | | | 7 | | | | Lee Valley | ESAA Regional SE Combined Events | 24 Jun 23 |
| PenIU15M | 2680 | i | | | 1 | | | | Lee Valley | South of England Indoor Combined Events Championships | 26 Nov 23 |
| 2022 U13 Dacorum/Hertfordshire Schs |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 100 | 13.05 | | 0.6 | | 2 | B | | | Kingston | The Derek Crookes U13 Girls & Boys Inter County Meeting | 24 Jul 22 |
| 75HU13M | 11.97 | | -0.7 | | 2 | A | | | Kingston | The Derek Crookes U13 Girls & Boys Inter County Meeting | 24 Jul 22 |
| 75HU13M | 12.06 | | | | 1 | | | | Hemel Hempstead | Hertfordshire Schools Championships | 11 Jun 22 |
| 80HU14M | 12.8 | | | | 6 | A | | | Abingdon | ESAA English Schools Cup Final | 2 Jul 22 |
| SP3K | 11.85 | | | | 4 | | | | Abingdon | ESAA English Schools Cup Final | 2 Jul 22 |
| SP3K | 11.09 | | | | 1 | A | | | Kingston | The Derek Crookes U13 Girls & Boys Inter County Meeting | 24 Jul 22 |