E35 - North Face Trail is the 35.0km trail race at Eiger Ultra Trail by UTMB 2027 (Burglauenen, Switzerland). The race starts on July 17, 2027 at 07:35 AM. It starts in Burglauenen. The time limit is 9 h.
Hold a steady pace and save energy for every section.
The course climbs 2500m+. With 71m/km of climbing, the course is exceptionally steep, with long hiking-grade sections. By gradient, 41% of the distance is uphill, 50% downhill and 9% flat. The longest climb runs 6.0km at an average 12.5% grade (747m of vertical). The longest descent runs 9.1km at an average 15.3% grade (1382m of vertical). The steepest climb averages 42.1% over 0.2km. The steepest descent drops at 28.7% over 0.2km. Surface: 75% trail, 16% road, and 5% technical. Flat-equivalent effort: 55.8 FlatKM.
The course also passes close to Leiterhorn (1515m).
Trekking poles are worth taking: about 8.8km of the course favours them.
Quad damage risk is moderate (index 31 of 100), with 28% of the load in the first half: 2 descents deserve a plan and a couple of downhill sessions before race day.
On race day, start temperatures have historically ranged from 11°C to 20°C, with around 14°C at the highest point; the chance of precipitation is about 56%. Heavy rain of 10.0mm or more falls on about 10% of days around this date.
This page has a pacing and nutrition planner, a gradient matrix, an interactive elevation profile and historical weather for E35 - North Face Trail.
Other distances of Eiger Ultra Trail by UTMB 2027E250 - UNESCO Trail (261km)·E101 Ultra Trail (101km)·E51 Panorama Trail (51.0km)·E16 - Pleasure Trail (16.0km)·Trail Surprise (15.0km)
Other editions of E35 - North Face Trail2026·2025
Official websiteeiger.utmb.world