| (1) | 15:07.45 | Emelia Gorecka | (Aldershot, Farnham & District AC) | Palo Alto, CA, USA | 4.05.2014 |
| (2) | 15:57.49 | Eleanor Baker | (South London Harriers) | Solihull | 25.06.2005 |
| (3) | 16:02.03 | Saskia Millard | (Herne Hill Harriers) | Manchester | 4.09.2020 |
| (4) | 16:06.70 | Charlotte Dannatt | (Camberley & District AC) | Watford | 12.06.2021 |
| (5) | 16:09.14 | Phoebe Law | (Kingston AC & Polytechnic Harriers) | Manchester | 27.05.2017 |
| (6) | 16:11.81 | Lily Partridge | (Aldershot, Farnham & District AC) | Manchester | 1.06.2013 |
| (7) | 16:21.98 | Pippa Roessler (U20) | (Aldershot, Farnham & District AC) | Watford | 11.06.2022 |
| (8) | 16:25.83 | Molly Renfer | (Kingston AC & Polytechnic Harriers) | Charlottesville, VA, US | 18.04.2015 |
| (9) | 16:26.09 | Georgia Peel (U20) | (Aldershot, Farnham & District AC) | Gainsville, FL. USA | 5.04.2013 |
| (10) | 16:30.44 | Ellen Weir (U20) | (Hercules Wimbledon AC) | Watford | 11.06.2022 |
| (11) | 16:35.09 | Charlotte Alexander (U20) | (Herne Hill Harriers) | Battersea Park | 31.03.2021 |
| (12) | 16:45.05 | Nancy Scott | (Aldershot, Farnham & District AC) | Wimbledon Park | 7.08.2019 |
| (13) | 16:46.73 | Genevieve Gardener | (Guildford & Godalming AC) | Walnut, USA | 13.04.2006 |
| (14) | 16:49.2 | Samantha Baines (U20) | (Aldershot, Farnham & District AC) | Hendon | 6.06.1987 |
| (15) | 16:51.01 | Medena Knespl | (Hercules Wimbledon AC) | Durham NH, USA | 9.05.2008 |
| (16) | 16:52.1 | Wendy Teahan | (Croydon Harriers) | Crystal Palace | 29.04.1992 |
| (17) | 16:55.01 | Alice Lethbridge | (Aldershot, Farnham & District AC) | Solihull | 25.06.2005 |
17 athletes with performances of 20:00.00 or better. |
| Other marks |
| | 16:34.97mx | Niamh Brown | (Aldershot, Farnham & District AC) | Wimbledon Park | 7.08.2021 |
