| | | Under-13 Girls 800 Metres HEAT 2 (Croydon Arena, 15 May) | 1 | | Kemila Brathwaite | (Hercules Wimbledon AC) | 2:38.6 | | | | | 2 | | V King | (Woking AC) | 2:42.4 | | | | | 3 | | Nicola Jordan | (Sutton & District AC) | 2:46.5 | | | | | 4 | | Joanna Trotman | (Hercules Wimbledon AC) | 2:49.2 | | | | | 5 | | Hannah Bongers | (Holland Sports AC) | 2:52.6 | | | | | 6 | | K Logan | (Hercules Wimbledon AC) | 3:00.2 | | | | | 7 | | C Smith | (Archbishop Lanfranc School, Croydon) | 3:08.5 | | | | |
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| Under-13 Girls 800 Metres HEAT 3 (Croydon Arena, 15 May) | 1 | | J Jackson | (Woking AC) | 2:49.9 | | | | | 2 | | K Doull | (Holland Sports AC) | 2:54.1 | | | | | 3 | | L McLean | (Hercules Wimbledon AC) | 2:56.4 | | | | | 4 | | G Leal | (Hercules Wimbledon AC) | 3:01.0 | | | | | 5 | | C Scott | (Croydon Harriers) | 3:08.4 | | | | | 6 | | E Ashen | (Hercules Wimbledon AC) | 3:12.1 | | | | | 7 | | L Oddy | (Archbishop Lanfranc School, Croydon) | 3:17.3 | | | | |
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