| Hoppits Hill | Sun 16th Feb 2025 | 52/78 | 00:37:05 | See all Duncan Marsh at Hoppits Hill |
| Hoppits Hill | Sun 27th Feb 2022 | 100/169 | 00:32:19 | See all Duncan Marsh at Hoppits Hill |
| Carnethy 5 Hills | Sat 15th Feb 2020 | 409/503 | 01:39:46 | See all Duncan Marsh at Carnethy 5 Hills |
| Ben Nevis | Sat 7th Sep 2019 | 440/449 | 03:34:21 | See all Duncan Marsh at Ben Nevis |
| Yetholm | Sun 3rd Jun 2018 | 116/137 | 01:52:54 | See all Duncan Marsh at Yetholm |
| Tour of Pendle | Sat 18th Nov 2017 | 389/434 | 04:20:42 | See all Duncan Marsh at Tour of Pendle |
| Carnethy 5 Hills | Sat 11th Feb 2017 | 366/472 | 01:30:25 | See all Duncan Marsh at Carnethy 5 Hills |
| Tour of Pendle | Sat 19th Nov 2016 | 285/349 | 04:20:16 | See all Duncan Marsh at Tour of Pendle |
| OMM | Sat 29th Oct 2016 | 48/ | 10:38:23 | See all Duncan Marsh at OMM |
| Ben Nevis | Sat 3rd Sep 2016 | 437/479 | 03:04:07 | See all Duncan Marsh at Ben Nevis |