| Under-15 Girls 800 Metres HEAT 1 (Kingsmeadow Stadium, 9 May) | 1 | | Olivia Hines | (Hercules Wimbledon AC) | 2:27.0 | | | | | 2 | | Gemma Dare | (Epsom & Ewell Harriers) | 2:33.8 | | | | | 3 | | Angharad Hughes | (Richmond & Twickenham AC) | 2:34.7 | | | | | 4 | | Rebecca Sasse | (Sutton & District AC) | 2:37.6 | | | | | 5 | | Sophie Sacarello | (Hercules Wimbledon AC) | 2:37.7 | | | | | 6 | | Emily Parker | (Dorking Mole Valley AC) | 2:39.9 | | | | | 7 | | Kelly Savile | (Hercules Wimbledon AC) | 2:40.8 | | | | | 8 | | Chloe Wooldridge | (Sutton & District AC) | 2:46.9 | | | | |
| | | Under-15 Girls 800 Metres HEAT 2 (Kingsmeadow Stadium, 9 May) | 1 | | Syreeta Maledon | (Hercules Wimbledon AC) | 2:40.2 | | | | | 2 | | Cliona Long | (Sutton & District AC) | 2:40.7 | | | | | 3 | | Helena Robey | (Guildford & Godalming AC) | 2:41.9 | | | | | 4 | | Debbie Humble | (Guildford & Godalming AC) | 2:44.0 | | | | | 5 | | Jodie Gambrill | (Camberley & District AC) | 2:44.5 | | | | | 6 | | Rebecca Lester | (Belgrave Harriers) | 2:44.9 | | | | | 7 | | Hannah Sugden | (Waverley Harriers) | 2:46.6 | | | | | 8 | | Charlotte Stevenson | (Sutton & District AC) | 2:48.0 | | | | |
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