| Rank | Name | Time | Position in race | Event |
|---|---|---|---|---|
| 1 | Andrew Warburton | 15:04 | 29 | Leicester - July 2, 2022 |
| 2 | Georgie Grgec | 15:45 | 2 | Podium 5k, Leicester - May 6, 2023 |
| 3 | John Tayleur | 16:09 | 40 | Barrowford - March 11, 2018 |
| 4 | Sophie Pikett | 16:30 | 6 | Barrowford - Oct. 29, 2022 |
| 5 | Sophie Pikett | 16:47 | 6 | Leicester - Dec. 4, 2021 |
| 6 | Jonathan Ratcliffe | 17:37 | 25 | Barrowford - Aug. 6, 2021 |
| 7 | Annabel Hobday | 18:12 | 21 | Leicester - Dec. 4, 2021 |
| 8 | Jonathan Ratcliffe | 18:15 | 38 | Barrowford - June 17, 2022 |