Z101 is a 101 km sky ultra of Mayrhofen Ultraks Zillertal 2026 in Mayrhofen, Austria. The race starts on September 4, 2026 at 05:00 PM. It starts and finishes in Mayrhofen. The time limit is 31 h.
The course climbs 7600 m+ and descends 7600 m−. With 75 m/km of climbing, the course is exceptionally steep, with long hiking-grade sections. By gradient, 44% of the distance is uphill, 41% downhill and 15% flat. The longest climb runs 8.9 km at an average 16.4% grade (1453 m of vertical). The longest descent runs 10.6 km at 17.5% (1851 m of vertical). The steepest climb averages 60.5% over 0.3 km. The steepest descent drops at 56.2% over 0.3 km. Surface: 63% trail, 18% technical, and 13% road. Flat-equivalent effort: 174.3 FlatKM.
The course also passes close to Gamsberg (1800 m).
Trekking poles are strongly recommended: about 23.1 km of the course is steep enough for them to pay off.
Quad damage risk is high (index 55 of 100), with 43% of the load in the first half: 3 critical descents, the last of them run on already damaged legs. Downhill-specific preparation and a controlled early pace pay off here.
Historically on race day, start temperatures range from 16°C to 26°C, around 0°C at the highest point; the chance of precipitation is about 60%.
This page has the interactive elevation profile, gradient matrix, pacing and nutrition planner and weather climatology for Z101.
Other distances of Mayrhofen Ultraks Zillertal 2026TUX070 (70.0 km)·RK50 (50.0 km)·MUZ30 (30.3 km)·MUZ14 (14.5 km)·Mountopolis Vertical (8.5 km)·Sprint (7.0 km)
Other editions of Z1012025
Official websitemayrhofen.ultraks.com
