Switzerland trail race
Sat, August 8, 2026 · Sierre → Zinal, Valais
The 'Race of the Five 4000ers': a classic 31 km mountain race from the Rhône Valley to the Val d'Anniviers with 2,200 m of climbing and views of five 4,000 m peaks. 53rd edition in 2026.
Sierre-Zinal is a trail race held on Sat, August 8, 2026 in Sierre → Zinal, Valais, Switzerland. TrailSplits currently includes one mapped course for this event, with course maps, elevation profiles, weather context, and pacing tools for the uploaded GPX data.
Race route lab
Open the official GPX in Planner, then choose a nearby start point to build a shorter loop that matches the course demand. This course averages about 67 m climb per km.
Sat, August 8, 2026
Selected distance
Vert-focused blueprint with route-finder links into the Planner.
Interactive MapLibre preview with the official GPX track.
Based on the official GPX track.
Sierre-Zinal 31K — 2025 edition. 4500 finishers.
Load the GPX directly into TrailSplits for surface analysis and terrain intel.