· ·
Great Wall 50K is a 52.0 km trail race of Ultra-Trail Great Wall by UTMB 2026 in Dajingmen, China. The race starts on September 12, 2026 at 06:00 AM. It starts and finishes in Dajingmen. The time limit is 14 h.
The course climbs 2123 m+. With 41 m/km of climbing, this is a rolling, mostly runnable course. By gradient, 44% of the distance is uphill, 37% downhill and 20% flat. The longest climb runs 6.5 km at an average 4.3% grade (279 m of vertical). The longest descent runs 3.2 km at 8.1% (259 m of vertical). The steepest climb averages 17.0% over 0.4 km. The steepest descent drops at 29.8% over 0.3 km. Surface: 67% trail and 25% road. Flat-equivalent effort: 70.3 FlatKM.
Poles bring little benefit here — only about 1.7 km of pole-friendly terrain.
Quad damage risk is moderate (index 23 of 100), with 33% of the load in the first half: 1 descents deserve a plan and a couple of downhill sessions before race day.
Historically on race day, start temperatures range from 8°C to 15°C, around 18°C at the highest point; the chance of precipitation is about 29%. Heavy rain of 10.0 mm or more falls on about 5% of days around this date.
This page has the interactive elevation profile, gradient matrix, pacing and nutrition planner and weather climatology for Great Wall 50K.
Other distances of Ultra-Trail Great Wall by UTMB 2026Great Wall 100K (100 km)·Great Wall 20K (31.0 km)
Other editions of Great Wall 50K2025
Official websitedajingmen.utmb.world
