| Under-13 Girls 1000 Metres HEAT 1 (Wimbledon Park, 7 May) | 1 | | Kia Wnuk | (Croydon Harriers) | 3:32.1 | | | | | 2 | | H Dew | (Reigate Priory AC) | 3:32.3 | | | | | 3 | | A Adolphe | (Hercules Wimbledon AC) | 3:33.5 | | | | | 4 | | E McGrotty | (Dorking Mole Valley AC) | 3:34.7 | | | | | 5 | | A Riccio | (Woking AC) | 3:41.4 | | | | | 6 | | D Hearn | (Hercules Wimbledon AC) | 3:43.2 | | | | | 7 | | Hannah Bongers | (Holland Sports AC) | 3:48.9 | | | | |
| | | Under-13 Girls 1000 Metres HEAT 2 (Wimbledon Park, 7 May) | 1 | | A Hunn | (Hercules Wimbledon AC) | 3:34.4 | | | | | 2 | | Emma Firth | (Epsom & Ewell Harriers) | 3:34.8 | | | | | 3 | | Katie Lucht | (Blackheath Harriers) | 3:36.5 | | | | | 4 | | A Charman | (Holland Sports AC) | 3:41.1 | | | | | 5 | | S Hendry | (Holland Sports AC) | 3:45.2 | | | | | 6 | | S Matthew | (Woking AC) | 3:46.5 | | | | | 7 | | C Thorne | (Dorking Mole Valley AC) | 3:48.3 | | | | | 8 | | J Robinson | (Dorking Mole Valley AC) | 3:48.3 | | | | |
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