Great Glen Ultra Marathon

Event overview

The Great Glen Ultra Marathon takes place on 4 July 2026. The route runs between Corpach (Fort William area) and Inverness along the Great Glen Way. The distance is approximately 72 miles (about 114 km) with around 8,500 ft of ascent. The course is waymarked and follows a mix of canal towpaths, forestry paths, tracks and some road sections. The event awards 4 UTMB points. The race fee includes a race memento, a goody bag and a technical race t-shirt or vest.

Course, checkpoints and logistics

The route starts at Corpach and follows the Caledonia Canal, passing Neptune Staircase, Loch Lochy and Loch Oich, then continues via Fort Augustus and the High Route with views over Loch Ness before finishing at Inverness Athletics Stadium. Checkpoints are marshaled and occur at approximately:

• Clunes - 10.5 miles
• Laggan Locks - 20 miles
• Fort Augustus - 31 miles
• Invermoriston - 40 miles
• Drumnadrochit - 54.5 miles
• Loch Laide - 62 miles
• Inverness Athletics Stadium - 72 miles

A bus transfer from Inverness to the start is provided; bus tickets are charged separately. Runners using the bus are asked to provide numbered drop bags and a small kit bag for transport back to the finish.

Entry, rules and safety

Entry places are limited. The event is for solo, unsupported runners; support crews are permitted only at certain checkpoints. Mandatory kit is required and will be spot-checked; examples include a foil blanket, a working mobile phone with the race control number, a small first-aid kit and a means to carry at least 1 litre of water. Entry rules prohibit place transfers, muling, walking poles, support runners and dogs. Refund policy: a 30-day cooling-off period minus a £15 administration fee; after 30 days a 50% refund is available until 12 weeks before the event; within 12 weeks no refund. Visit the organization's website for the most recent information.