

About the event
A true test of mountain endurance, the E101 spans 101 km with 6,700 meters of climbing, demanding strength, technique, and strategy from every participant. The course winds through high passes, alpine meadows, and rugged ridgelines, giving runners a front-row seat to the Eiger, Mönch, and Jungfrau peaks. Steep ascents, rocky paths, and technical descents make this race as rewarding as it is demanding. Whether pushing for a fast finish or savoring the incredible views, every runner who completes this challenge earns serious mountain-running credibility.
Date:
Sat
Jul 19
2025
Location:
Distance:
Elevation profile:
Hilly
Website:
LinkElevation gain:
Number of participants:
Find the best training plan for your goals and the distance you’re planning to run:
Stories from Runnas
Take your running to the next level
The E101 is a 101 km ultra-trail with 6,700 meters of elevation gain, offering runners a thrilling mix of high-altitude trails, technical sections, and iconic Alpine scenery. Following a spectacular route past glaciers, mountain lakes, and remote mountain huts, this race is a bucket-list challenge for experienced ultra-runners.
If you are an official race organiser with any questions about this page, please get in touch: races@runna.com
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