Are you running Eiger Ultra Trail by UTMB 2027?
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Wednesday, July 14, 2027 – Sunday, July 18, 2027
Eiger Ultra Trail by UTMB is a legendary multi‑distance mountain trail running event in the Swiss Alps, set around the iconic Eiger mountain near Grindelwald. Part of the UTMB World Series, it offers distances from shorter alpine trails to ultra challenges with high elevation on technical terrain.
Pick your distance to see how long to train, how to fuel and the gear that suits this course.
24 weeks of specific training
Plan a long build: back-to-back long runs, night running and at least one 8–10 hour day.
Add two short strength sessions a week (legs, hips and core): they protect you on the descents.
See the week-by-week training planAim for 60–90 g of carbs per hour, train your gut, carry real food for the night and plan your crew and drop bags.
Runnable course: train on similar trails and practise holding a steady pace on the climbs.
Picked for this course and distance from the products we compare.
Your pace leg by leg, the food where you'll need it and a wristband to print, on this race's profile.
Example · 25 km trail with two aid stations
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Eiger Ultra Trail by UTMB 2027 takes place in Grindelwald, Bernese Oberland, Switzerland: July 14 – 18, 2027. Add it to your calendar from the top of this page so you don’t miss it.
Eiger Ultra Trail by UTMB takes place in Grindelwald, Bernese Oberland, Switzerland. There are 8 other trail races within 250 km, shown on the map, if you want to combine them in one trip.
Eiger Ultra Trail by UTMB has 6 distances: 15K, 16K, 35K, 51K, 101K, and 250K. The longest is the 250K.
Yes: Eiger Ultra Trail by UTMB is part of UTMB World.
For the 250K, plan around 24 weeks of specific training if you already run regularly. For the 15K, about 8 weeks are enough. Build up long runs with climbing and add two short strength sessions a week.
It is not tagged as a technical race in our data, so check the course profile on the official website and train on trails with climbing like the race’s.
For its terrain, choose shoes with good grip and enough cushioning for the distance. Good options: Hoka Mafate 5, The North Face Altamesa 500 v2, and Altra Olympus 275 HiLo. You will find them, and the rest of the gear, in “How to prepare” below.
Registration is on the official website (eiger.utmb.world). Popular races sell out, so check the dates early, and mark it as “I want to register” at the top of this page to keep it in your races.
Look for accommodation in or near Grindelwald. The accommodation map on this page shows hotels and apartments around the race, with prices for your dates.
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