| 2025 U20 Dacorum |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| SP4K | 9.10 | | | | 1 | B | | | Loughborough | Charnwood AC Open | 24 Aug 25 |
| SP4K | 8.92 | | | | 2 | B | | | Bedford | Bedfordshire & Hertfordshire County Championships | 10 May 25 |
| SP4K | 8.80 | | | | 2 | A | | | Dartford | Southern Athletics League Division 2 North & East | 17 May 25 |
| SP4K | 8.62 | | | | 3 | | | | Hemel Hempstead | Dacorum Athletics Club Championships | 21 Sep 25 |
| SP4K | 8.59 | | | | 2 | B | | | Cambridge | Southern Athletics League Division 2 North & East | 13 Jul 25 |
| SP4K | 8.49 | | | | 1 | | | | Sandy | Biggleswade Open | 27 Sep 25 |
| SP4K | 8.47 | | | | 3 | | | | Chelmsford | SEAA Outdoor U20/Senior Championships | 28 Jun 25 |
| SP4K | 8.42 | | | | 5 | 1 | | | Portsmouth | City of Portsmouth Spring Open Meeting | 29 Mar 25 |
| SP4K | 8.37 | | | | 2 | | | | St. Ives | Cambridgeshire Evening Open Series | 18 Jun 25 |
| SP4K | 8.34 | | | | 2 | B | | | Luton | Southern Athletics League Division 2 North & East | 22 Jun 25 |
| SP4K | 8.27 | | | | 2 | B | | | Hemel Hempstead | Southern Athletics League Division 2 North & East | 30 Aug 25 |
| DT1K | 30.03 | | | | 1 | | | | St. Ives | Cambridgeshire Evening Open Series | 18 Jun 25 |
| DT1K | 29.32 | | | | 1 | B | | | Hemel Hempstead | Southern Athletics League Division 2 North & East | 30 Aug 25 |
| DT1K | 28.62 | | | | 4 | B/H | | | Bedford | Bedfordshire & Hertfordshire County Championships | 11 May 25 |
| DT1K | 28.59 | | | | 2 | A | | | Dartford | Southern Athletics League Division 2 North & East | 17 May 25 |
| DT1K | 28.56 | | | | 1 | B | | | Cambridge | Southern Athletics League Division 2 North & East | 13 Jul 25 |
| DT1K | 28.45 | | | | 4 | 1 | | | Portsmouth | City of Portsmouth Spring Open Meeting | 29 Mar 25 |
| DT1K | 28.19 | | | | 5 | | | | Chelmsford | SEAA Outdoor U20/Senior Championships | 28 Jun 25 |
| DT1K | 28.13 | | | | 2 | | | | Hemel Hempstead | Hertfordshire County Schools Championships | 7 Jun 25 |
| DT1K | 27.61 | | | | 3 | | | | Hemel Hempstead | Dacorum Athletics Club Championships | 21 Sep 25 |
| DT1K | 27.55 | | | | 2 | B | | | Luton | Southern Athletics League Division 2 North & East | 22 Jun 25 |
| DT1K | 26.95 | | | | 1 | B | | | Eton | UK Youth Development League Upper - Southern Premier Division | 25 May 25 |
| HT4K | 39.03 | | | | 3 | A | | | Cambridge | Southern Athletics League Division 2 North & East | 13 Jul 25 |
| HT4K | 37.94 | | | | 5 | A | | | Luton | Southern Athletics League Division 2 North & East | 22 Jun 25 |
| HT4K | 37.54 | | | | 4 | | | | Loughborough | Charnwood AC Open | 24 Aug 25 |
| HT4K | 37.50 | | | | 7 | | | | Chelmsford | SEAA Outdoor U20/Senior Championships | 29 Jun 25 |
| HT4K | 35.16 | | | | 3 | A | | | Liverpool | UK Youth Development League National final (Upper Age Group) | 7 Sep 25 |
| HT4K | 35.04 | | | | 1 | | | | Milton Keynes | Milton Keynes Open Series | 18 May 25 |
| HT4K | 34.70 | | | | 4 | A | | | Dartford | Southern Athletics League Division 2 North & East | 17 May 25 |
| HT4K | 34.32 | | | | 1 | B | | | Hemel Hempstead | Southern Athletics League Division 2 North & East | 30 Aug 25 |
| HT4K | 34.26 | | | | 1 | | | | Hemel Hempstead | Dacorum Athletics Club Championships | 21 Sep 25 |
| HT4K | 33.69 | | | | 3 | | | | Hemel Hempstead | Hertfordshire County Schools Championships | 7 Jun 25 |
| HT4K | 33.49 | | | | 2 | A | | | Eton | UK Youth Development League Upper - Southern Premier Division | 25 May 25 |
| HT4K | 33.10 | | | | 1 | A | | | Bromley | UK Youth Development League Upper - Southern Premier | 27 Apr 25 |
| HT4K | 32.78 | | | | 3 | B/H | | | Bedford | Bedfordshire & Hertfordshire County Championships | 10 May 25 |
| HT4K | 31.13 | | | | 3 | 1 | | | Portsmouth | City of Portsmouth Spring Open Meeting | 29 Mar 25 |
| 2024 U17 Dacorum |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| TJ | 7.95 | | | | 3 | B | | | St. Albans | Southern Athletics League - Division 2 North & East | 14 Jul 24 |
| SP3K | 9.88 | | | | 4 | A | | | Hemel Hempstead | UK Youth Development League Upper - Southern Premier | 26 May 24 |
| SP3K | 9.68 | | | | 1 | A | | | St. Albans | Eastern Young Athletes League | 2 Jun 24 |
| SP3K | 9.64 | | | | 3 | | | | Cambridge | Eastern AA Championships | 29 Jun 24 |
| SP3K | 9.60 | | | | 2 | A | | | Braintree | Eastern Young Athletes League | 5 May 24 |
| SP3K | 9.57 | | | | 4 | A | | | Hendon | UK Youth Development League Upper - Southern Premier | 30 Jun 24 |
| SP3K | 9.55 | | | | 4 | | | | Hendon | Eastern Young Athletes League - Top 6 Final | 8 Sep 24 |
| SP3K | 9.48 | | | | 3 | | | | Watford | Bedfordshire/Hertfordshire County Championships | 12 May 24 |
| SP3K | 9.38 | | | | 1 | B | | | Hemel Hempstead | Eastern Young Athletes League | 21 Jul 24 |
| SP3K | 9.21 | | | | 2 | A | | | Stevenage | Eastern Young Athletes League | 14 Apr 24 |
| SP3K | 8.59 | | | | 3 | A | | | Eton | UK Youth Development League Upper - Southern Premier | 28 Apr 24 |
| DT1K | 29.96 | | | | 3 | | | | Hendon | Eastern Young Athletes League - Top 6 Final | 8 Sep 24 |
| DT1K | 29.90 | | | | 4 | A | | | Finsbury Park | Southern Athletics League - Division 2 North & East | 18 May 24 |
| DT1K | 29.30 | | | | 1 | | | | Hemel Hempstead | Hertfordshire County Schools Championships | 8 Jun 24 |
| DT1K | 29.12 | | | | 1 | A | | | St. Albans | Eastern Young Athletes League | 2 Jun 24 |
| DT1K | 28.88 | | | | 2 | B | | | Eton | UK Youth Development League Upper - Southern Premier | 28 Apr 24 |
| DT1K | 28.33 | | | | 2 | | | | Cambridge | Eastern AA Championships | 29 Jun 24 |
| DT1K | 28.22 | | | | 1 | A | | | Braintree | Eastern Young Athletes League | 5 May 24 |
| DT1K | 28.13 | | | | 2 | B | | | Hendon | UK Youth Development League Upper - Southern Premier | 30 Jun 24 |
| DT1K | 28.04 | | | | 2 | B | | | Peterborough | Southern Athletics League - Division 2 North & East | 15 Jun 24 |
| DT1K | 27.63 | | | | 1 | A | | | Hemel Hempstead | Eastern Young Athletes League | 21 Jul 24 |
| DT1K | 27.54 | | | | 2 | B | | | St. Albans | Southern Athletics League - Division 2 North & East | 14 Jul 24 |
| DT1K | 27.46 | | | | 1 | | | | Watford | Bedfordshire/Hertfordshire County Championships | 12 May 24 |
| DT1K | 27.31 | | | | 1 | A | | | Stevenage | Eastern Young Athletes League | 14 Apr 24 |
| DT1K | 27.14 | | | | 2 | A | | | Hemel Hempstead | UK Youth Development League Upper - Southern Premier | 26 May 24 |
| DT1K | 26.79 | | | | 1 | B | | | Sportcity | UK Youth Development League Upper Age Group Final | 1 Sep 24 |
| HT4K | 33.46 | | | | 3 | A | | | Peterborough | Southern Athletics League - Division 2 North & East | 15 Jun 24 |
| HT4K | 32.37 | | | | 4 | A | | | Sportcity | UK Youth Development League Upper Age Group Final | 1 Sep 24 |
| HT4K | 30.96 | | | | 2 | A | | | Finsbury Park | Southern Athletics League - Division 2 North & East | 18 May 24 |
| HT4K | 25.74 | | | | 4 | A | | | St. Albans | Southern Athletics League - Division 2 North & East | 14 Jul 24 |
| HT4K | 24.82 | | | | 5 | A | | | Eton | UK Youth Development League Upper - Southern Premier | 28 Apr 24 |
| HT3K | 38.10 | | | | 3 | | | | Cambridge | Eastern AA Championships | 29 Jun 24 |
| HT3K | 37.92 | | | | 3 | | | | Hendon | Eastern Young Athletes League - Top 6 Final | 8 Sep 24 |
| HT3K | 36.63 | | | | 1 | | | | Watford | Bedfordshire/Hertfordshire County Championships | 11 May 24 |
| HT3K | 36.50 | | | | 3 | | | | Hemel Hempstead | Hertfordshire County Schools Championships | 8 Jun 24 |
| HT3K | 36.07 | | | | 4 | A | | | Hemel Hempstead | UK Youth Development League Upper - Southern Premier | 26 May 24 |
| HT3K | 33.93 | | | | 2 | A | | | Braintree | Eastern Young Athletes League | 5 May 24 |
| HT3K | 33.55 | | | | 1 | A | | | St. Albans | Eastern Young Athletes League | 2 Jun 24 |
| HT3K | 33.44 | | | | 4 | A | | | Hendon | UK Youth Development League Upper - Southern Premier | 30 Jun 24 |
| HT3K | 32.41 | | | | 2 | | | | Stevenage | Peter Lee Memorial Open | 7 Apr 24 |
| HT3K | 31.95 | | | | 1 | A | | | Hemel Hempstead | Eastern Young Athletes League | 21 Jul 24 |
| HT3K | 31.71 | | | | 3 | A | | | Stevenage | Eastern Young Athletes League | 14 Apr 24 |
| 2023 U17 Dacorum |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| SP4K | 7.62 | | | | 1 | B | | | Dartford | Southern Athletics League Division 2 North & East | 9 Jul 23 |
| SP3K | 9.05 | | | | 2 | | | | Hemel Hempstead | Dacorum Athletics Club Championships | 24 Sep 23 |
| SP3K | 8.59 | | | | 6 | | | | Watford | Hertfordshire & Bedfordshire County Championships | 13 May 23 |
| SP3K | 8.44 | | | | 3 | A | | | Basildon | Eastern Young Athletes League | 21 May 23 |
| SP3K | 8.26 | | | | 1 | ns | | | Hemel Hempstead | UK Youth Development League Upper - Southern Premier | 30 Apr 23 |
| DT1K | 30.58 | | | | 3 | A | | | Grays | Southern Athletics League Division 2 North & East | 19 Aug 23 |
| DT1K | 29.24 | | | | 3 | A | | | Sportcity | UK Youth Development League Upper National Final | 3 Sep 23 |
| DT1K | 29.10 | | | | 1 | B | | | Hemel Hempstead | Southern Athletics League Division 2 North & East | 18 Jun 23 |
| DT1K | 29.04 | | | | 2 | | | | Hemel Hempstead | Dacorum Athletics Club Championships | 24 Sep 23 |
| DT1K | 28.80 | | | | 2 | | | | Hemel Hempstead | Hertfordshire County Schools | 10 Jun 23 |
| DT1K | 28.44 | | | | 3 | A | | | Dartford | Southern Athletics League Division 2 North & East | 9 Jul 23 |
| DT1K | 27.71 | | | | 1 | B | | | Reading | UK Youth Development League Upper - Southern Premier | 28 May 23 |
| DT1K | 27.50 | | | | 1 | B | | | Chelmsford | Eastern Young Athletes League Cup Final | 10 Sep 23 |
| DT1K | 27.15 | | | | 1 | A | | | St. Albans | Eastern Young Athletes League | 2 Jul 23 |
| DT1K | 26.87 | | | | 1 | A | | | Basildon | Eastern Young Athletes League | 21 May 23 |
| DT1K | 26.19 | | | | 1 | B | | | Hemel Hempstead | UK Youth Development League Upper - Southern Premier | 30 Apr 23 |
| DT1K | 26.03 | | | | 1 | B | | | Bromley | UK Youth Development League Upper - Southern Premier | 25 Jun 23 |
| DT1K | 25.54 | | | | 2 | | | | Watford | Hertfordshire & Bedfordshire County Championships | 14 May 23 |
| HT4K | 24.57 | | | | 4 | A | | | Sportcity | UK Youth Development League Upper National Final | 3 Sep 23 |
| HT4K | 22.77 | | | | 3 | A | | | Grays | Southern Athletics League Division 2 North & East | 19 Aug 23 |
| HT3K | 30.43 | | | | 2 | A | | | Chelmsford | Eastern Young Athletes League Cup Final | 10 Sep 23 |
| HT3K | 29.04 | | | | 1 | | | | Hemel Hempstead | Dacorum Athletics Club Championships | 24 Sep 23 |
| HT3K | 27.97 | | | | 2 | A | | | Basildon | Eastern Young Athletes League | 21 May 23 |
| HT3K | 27.27 | | | | 1 | A | | | St. Albans | Eastern Young Athletes League | 2 Jul 23 |
| HT3K | 27.19 | | | | 3 | A | | | Reading | UK Youth Development League Upper - Southern Premier | 28 May 23 |
| HT3K | 26.57 | | | | 4 | A | | | Bromley | UK Youth Development League Upper - Southern Premier | 25 Jun 23 |
| HT3K | 25.24 | | | | 3 | A | | | Hemel Hempstead | UK Youth Development League Upper - Southern Premier | 30 Apr 23 |
| HT3K | 24.90 | | | | 2 | | | | Watford | Hertfordshire & Bedfordshire County Championships | 13 May 23 |
| JT600 | 17.41 | | | | 2 | B | | | Grays | Southern Athletics League Division 2 North & East | 19 Aug 23 |
| JT600 | 16.32 | | | | 2 | B | | | Dartford | Southern Athletics League Division 2 North & East | 9 Jul 23 |
| 2022 U15 Dacorum |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| SP3K | 8.48 | | | | 2 | | | | Hemel Hempstead | Dacorum Athletics Club - Club Championships | 4 Sep 22 |
| SP3K | 8.12 | | | | 1 | B | | | Chelmsford | Eastern Young Athletes League Final | 11 Sep 22 |
| SP3K | 7.99 | | | | 3 | | | | Bedford | Bedfordshire & Hertfordshire County Championships | 14 May 22 |
| SP3K | 7.51 | | | | 1 | ns | | | Watford | Eastern Young Athletes League | 1 May 22 |
| SP3K | 7.40 | | | | 1 | B | | | Hendon | Eastern Young Athletes League | 10 Jul 22 |
| SP3K | 7.06 | | | | 1 | B | | | St. Albans | Eastern Young Athletes League | 5 Jun 22 |
| DT1K | 25.44 | | | | 6 | | | | Horspath | South of England U15/17 Inter Counties Championships | 10 Sep 22 |
| DT1K | 24.16 | | | | 2 | B | | | Hemel Hempstead | Dacorum Athletics Club - Club Championships | 4 Sep 22 |
| DT1K | 22.79 | | | | 2 | A | | | Chelmsford | Eastern Young Athletes League Final | 11 Sep 22 |
| DT1K | 21.87 | | | | 2 | | | | Bedford | Bedfordshire & Hertfordshire County Championships | 15 May 22 |
| DT1K | 19.72 | | | | 2 | A | | | St. Albans | Eastern Young Athletes League | 5 Jun 22 |
| DT1K | 16.64 | | | | 4 | A | | | Hendon | Eastern Young Athletes League | 10 Jul 22 |
| DT1K | 16.50 | | | | 1 | B | | | Watford | Eastern Young Athletes League | 1 May 22 |
| HT3K | 25.82 | | | | 7 | | | | Horspath | South of England U15/17 Inter Counties Championships | 10 Sep 22 |
| HT3K | 24.97 | | | | 1 | A | | | St. Albans | Eastern Young Athletes League | 5 Jun 22 |
| HT3K | 22.01 | | | | 1 | ns | | | Hendon | Eastern Young Athletes League | 10 Jul 22 |
| HT3K | 21.36 | | | | 1 | | | | Hemel Hempstead | Dacorum Athletics Club - Club Championships | 4 Sep 22 |
| JT500 | 19.23 | | | | 6 | A | | | Chelmsford | Eastern Young Athletes League Final | 11 Sep 22 |