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| 300HW U17W h1 (6 Jul) |
| Pos | Perf | Name | | AG | | Age | DOB | Coach | Club | SB | PB | |
| 1 | 43.75 | Shona Richards | PB | U17 | W | 16 | 01.09.95 | Marina Armstrong | Epsom & Ewell | 41.84 | 41.84 |  |
| 2 | 44.39 | Chelsea Walker | PB | U17 | W | 15 | 29.01.97 | Paul Wilson | City of York | 43.98 | 43.98 | |
| 3 | 45.55 | Mollie Crewe | | U17 | W | 16 | 01.06.96 | Karen Lewis | Warrington | 45.2 | 45.2 | |
| 4 | 46.04 | Megan Bishop | | U17 | W | 15 | 11.10.96 | David Warner | Cheltenham | 45.09 | 45.09 | |
| 5 | 46.13 | Rebecca Miles | | U17 | W | 15 | 30.08.96 | Charles Hailstone | Hillingdon | 45.6 | 45.6 | |
| 6 | 48.24 | Tamieka Cuff | | U17 | W | 15 | 18.02.97 | Derek Fraser | Trafford | 45.79 | 45.79 | |
| 300HW U17W h2 (6 Jul) |
| Pos | Perf | Name | | AG | | Age | DOB | Coach | Club | SB | PB | |
| 1 | 44.42 | Keeleigh Chapman | | U17 | W | 15 | 25.08.96 | Howard Moscrop | Swindon | 43.32 | 43.32 | |
| 2 | 45.98 | Melanie Grigg | | U17 | W | 16 | 25.11.95 | | Herts Phoenix | 45.75 | 45.75 | |
| 3 | 46.05 | Carie Robertson | | U17 | W | 16 | 30.04.96 | Paul Batten | Erme Valley/Armada | 45.34 | 45.34 | |
| 4 | 46.61 | Emma Nanson | | U17 | W | 16 | 06.10.95 | | Aldershot, Farnham & District | 45.07 | 45.07 | |
| 5 | 46.77 | Rebecca Hall | | U17 | W | 15 | 24.05.97 | Veronica Boden | City of Sheffield | 46.4 | 46.4 | |
| 6 | 47.20 | Naomi Orogun | | U17 | W | 15 | 20.02.97 | Alan Champion | Dartford H | 46.75 | 46.75 | |
| 7 | 47.61 | Kotryna Bajorinaite | | U17 | W | 15 | 22.09.96 | Zoe Bowen | Horsham Blue Star | 46.4 | 46.08 | |
| 300HW U17W h3 (6 Jul) |
| Pos | Perf | Name | | AG | | Age | DOB | Coach | Club | SB | PB | |
| 1 | 43.86 | Georgina Rogers | PB | U17 | W | 15 | 01.09.96 | Trevor Marsay | Birchfield H | 43.22 | 43.22 | |
| 2 | 45.45 | Lizzie Clifford | | U17 | W | 16 | 28.09.95 | Lee Ness | City of Salisbury | 44.0 | 44.0 | |
| 3 | 46.65 | Chloe Worts | | U17 | W | 16 | 30.01.96 | Debra Offler | Notts | 45.3 | 45.3 | |
| 4 | 46.77 | Beth Bolton | | U17 | W | 16 | 19.09.95 | Roger Devlin | Sale Harriers Manchester | 45.23 | 45.00 | |
| 5 | 50.73 | Gina Sunderland | | U17 | W | 15 | 05.04.97 | Kay Reynolds | Radley | 46.35 | 46.35 | |
| 6 | 52.62 | Poppy Willis | | U17 | W | 15 | 27.09.96 | Zoe Bowen | Horsham Blue Star | 46.3 | 46.3 | |