| (1) | 4:35.07 | Caspian Holmes | (Herne Hill Harriers) | Tooting Bec | 6.09.2023 |
| (2) | 4:39.09 | Daniel Orbell | (Aldershot, Farnham & District AC) | Oxford (U) | 6.05.2024 |
| (3) | 4:43.56 | Jacob Bowyer | (Woking AC) | Wimbledon | 28.06.2023 |
| (4) | 4:45.23 | Rafferty Haigh | (Sutton & District AC) | Tooting Bec | 24.08.2022 |
| (5) | 4:48.1 | Eric Bradbrook | (Guildford & Godalming AC) | Guildford | 18.08.1962 |
| (6) | 4:48.11 | Erik Bertheussen | (Epsom & Ewell Harriers) | Wimbledon | 28.06.2023 |
| (7) | 4:50.01 | Thomas Whorton | (Hercules Wimbledon AC) | Wimbledon | 28.06.2023 |
| (8) | 4:50.33 | Thomas Clerkin | (Herne Hill Harriers) | Wimbledon | 28.06.2023 |
| (9) | 4:58.74 | Christopher Cull | (Sutton & District AC) | Wimbledon | 20.07.2022 |
| (10) | 4:59.09 | Tom Harmer | (South London Harriers) | Wormwood Scrubs | 22.08.2021 |
| (11) | 5:03.0 | R Teece | (Surrey Beagles AC) | Ladywell | 24.04.1965 |
| (12) | 5:06.53 | Sam Dyson | (Hercules Wimbledon AC) | Wimbledon | 28.06.2023 |
| (13) | 5:07.81 | Elliot Banks | (Camberley & District AC) | Woking | 29.05.2024 |
| (14) | 5:09.24 | Hugo Wilson | (Guildford & Godalming AC) | Woking | 29.05.2024 |
| (15) | 5:09.8 | Samuel Tsolo | (Epsom & Ewell Harriers) | Ewell | 24.08.2023 |
| (16) | 5:13.30 | Jack Mclennan | (Herne Hill Harriers) | Wimbledon | 28.06.2023 |
| (17) | 5:13.51 | Harry Allen | (Hercules Wimbledon AC) | Wimbledon | 28.06.2023 |
| (18) | 5:14.25 | Caden Rogers-Everitt | (Woking AC) | Tooting Bec | 6.09.2023 |
| (19) | 5:14.8 | Archy Atkinson | (Herne Hill Harriers) | Tooting Bec | 7.09.2022 |
| (20) | 5:18.8 | Alfie Bryan | (Herne Hill Harriers) | Wimbledon | 28.06.2023 |
| (21) | 5:21.5 | Daniel Street | (Epsom & Ewell Harriers) | Ewell | 24.08.2023 |
| (22) | 5:22.2 | Rory Orsborn | (Epsom & Ewell Harriers) | Ewell | 25.08.2022 |
| (23) | 5:25.14 | Luca Grima | (Hercules Wimbledon AC) | Wimbledon | 28.06.2023 |
| (24) | 5:38.12 | Herbert Clark | (Herne Hill Harriers) | Wimbledon | 28.06.2023 |
| (25) | 5:41.0 | Les Wiltshire | (Croydon Harriers) | Croydon | 3.05.1967 |
25 athletes with performances of 6:15.0 or better. |
| Other marks |
| | 4:51.38mx | Leau Roch | (Herne Hill Harriers) | Tooting Bec | 6.09.2023 |
| | 5:06.88mx | Jack Mclennan | (Herne Hill Harriers) | Wimbledon | 20.07.2022 |
| | 5:08.8mx | Daniel Simpson | (Epsom & Ewell Harriers) | Ewell | 26.08.2021 |
| | 5:09.94mx | Adam Claudet | (Kingston AC & Polytechnic Harriers) | Wimbledon | 20.07.2022 |
| | 5:10.43mx | Oliver Winter | (Hercules Wimbledon AC) | Wimbledon | 28.07.2021 |
| | 5:13.45mx | Hugo Kelly | (Hercules Wimbledon AC) | Wimbledon | 28.07.2021 |
| | 5:13.8mx | Elliott Manning | (Epsom & Ewell Harriers) | Ewell | 26.08.2021 |
| | 5:17.12mx | Ronan McArdle | (Hercules Wimbledon AC) | Wimbledon | 28.07.2021 |
| | 5:43.34mx | Rory Wouters | (Optima Racing Team) | Woking | 29.05.2024 |
| | 5:51.3mx | Thomas Englefield | (South London Harriers) | Tooting Bec | 7.09.2022 |
| | 5:55.1mx | Benny Pocock | (Epsom & Ewell Harriers) | Ewell | 25.08.2022 |
| | 6:09.9mx | Vincent Peake | (Herne Hill Harriers) | Tooting Bec | 7.09.2022 |
