Grampians Peaks Trail 100 Miler

Halls Gap, Australia • 5-8 Nov 2026

Event overview

The Grampians Peaks Trail 100 Miler is scheduled as the 2026 Australian 100 Miler National Championship and will take place from 5 to 8 November 2026. The race uses the Grampians Peaks Trail in Gariwerd, the Grampians National Park, with Halls Gap listed as the event town and base area. The full GPT trail measures 162 km and has approximately 7,700 metres of elevation gain, running from Mt Zero in the north to Dunkeld in the south.

Race formats and course

The event includes multiple formats over the same route and sections of the trail. Distances and formats listed for the event include:

  • 100 Miler (Solo or Pairs)
  • 100 Miler Stage Race
  • 100 Miler Team Relay
  • 50 km

The course is described as passing through remote wilderness and varied rocky terrain, with the full route broken into four chunks served by major aid stations. The 100 Miler also operates as a qualifier for the Hardrock 100 lottery for finishers of the 2025 miler and will be part of the World Trail Majors series from 2025 onward. Visit the organization's website for the most recent information.

Race information

162 km
Gpt100 Miler Team Relay
162 km
Gpt100 Miler (solo and Pairs)
100 mi
Gpt100 Stage Race Team Relay
100 mi
Gpt100 Stage Race
50 km
Gpt50k
Visit the organization's website for the most recent information.
Trail runs nearby

Join Run the Gap in Halls Gap, Victoria on 24 May 2026 for a scenic community run with 6 km, 12 km and 21 km trail options. Experience stunning bushland, friendly atmosphere and routes for walkers and racers.

Serra Terror is a two day team endurance challenge in the Grampians National Park over the King's Birthday long weekend, June 6 and 7, 2026. Teams of three to eight tackle an ever changing 80 km course across single track, four wheel drive..

Discover Wonderland Run, a two day trail festival offering distances from a kids 2 km up to a 50 km ultra across scenic trails. Choose your challenge, enjoy aid stations and photos, and join a friendly community atmosphere.