Grampians Peaks Trail 100 Miler
Halls Gap, Australia • 6 Nov 2025
Grampians Peaks Trail 100 Miler : Overview
The Grampians Peaks Trail 100 Miler takes place 6–9 November 2025 with basecamp and headquarters in Halls Gap, Victoria, within the Grampians National Park (Gariwerd). The event uses the Grampians Peaks Trail, an end-to-end route of 162 km with about 7,700 m of elevation gain, running from Mt Zero in the north to Dunkeld in the south. The central township of Halls Gap serves as the event hub during the race period.
Race formats, distances and support
The event offers multiple formats: a continuous full-length 162 km option and a four-day stage race that covers the same distance in stages. Team relay options are available for both continuous and stage race formats. Pacing is permitted for the GPT 100 Miler from Borough Huts Campground (noted at 72 km) to the finish; one pacer may accompany a runner for up to two pacing legs. Pacer registrations list a fee of $30 for each pacing option.
Distances at the event include:
- 162 km GPT100 Miler (full trail)
- 50 km GPT50K
- 2 km Dunkeld Junior Trail
- 5 km Dunkeld Family Trail
Some team-member registration options are listed as free for joining an existing team after a team captain has registered. Major partners named for the event include Visit Victoria and ASICS. Visit the organization's website for the most recent information.