| Edale Fell Race | Sun 8th Jun 2025 | 20/191 | 00:41:29 | See all DUNCAN STEEN at Edale Fell Race |
| Edale Skyline | Sun 26th Mar 2023 | 77/219 | 03:51:11 | See all DUNCAN STEEN at Edale Skyline |
| Edale Fell Race | Sun 8th Jun 2025 | 20/191 | 00:41:29 | See all DUNCAN STEEN at Edale Fell Race |
| Edale Skyline | Sun 26th Mar 2023 | 77/219 | 03:51:11 | See all DUNCAN STEEN at Edale Skyline |