Swiss Alps 100
Friday, 6 August 2027In 312 days
3984, Fiesch, Valais/Wallis, Switzerlandswissalps100.com (opens in a new tab)
An alpine ultramarathon weekend starting and finishing in Fiesch in the Valais, past the UNESCO-listed Aletsch Glacier, over mountain passes and three suspension bridges. It is an official qualifier for Western States and Hardrock and a preferred qualifier for Badwater 135.
Distances for 6 Aug 2027
Entry fee
Prices not listed — check with the organiser (opens in a new tab)
Rules and terrain
- Surface
- trail
Start
160K · Vertical · 100K · 50K · Matterhorning·Fiesch · 3984 Fiesch
OpenStreetMap (opens in a new tab)Google Maps (opens in a new tab)Apple Maps (opens in a new tab)46.41091, 8.11581
Editions
- 6 Aug 202710th edition
Where this came from
- Sources
- Organiser site swissalps100.com — home page (dates, distances, start times), the 160K course page (Fiesch start/finish) and Register, fetched 6 September 2026.
- Last verified
- 6 Sep 2026