Great Glen Ultra Marathon 42

Fort Augustus, United Kingdom • 5 Jul 2025

The Great Glen Ultra Marathon 42 is a challenging 42-mile race along the Great Glen Way, running from Fort Augustus to Inverness in Scotland. The course offers stunning views of Loch Ness and the surrounding hills, following the Great Glen Way High Route with significant elevation gain of around 6,000 feet. The route is fully marked and includes three main checkpoints at Invermoriston (10 miles), Drumnadrochit (24.5 miles), and Abriachan (32 miles), with a finish at Inverness Sports Centre. Designed as an unsupported race, runners carry mandatory safety kit and use drop bags at checkpoints. The event emphasizes self-sufficiency and environmental responsibility, with limited spectator access. Visit the organization's website for the most recent information.

Race information

42 mi
6000 m+
42 Miles
Visit the organization's website for the most recent information.
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