Chongli 100 is a 103 km ultra trail of Nike ACG Chongli 2026 in Chongli, China. The race starts on July 10, 2026.
The course climbs 5000 m+. With 49 m/km of climbing, this is a true mountain course with sustained climbs and descents. By gradient, 39% of the distance is uphill, 43% downhill and 18% flat. The longest climb runs 6.3 km at an average 10.3% grade (649 m of vertical). The longest descent runs 7.4 km at 6.8% (501 m of vertical). The steepest climb averages 29.1% over 0.5 km. The steepest descent drops at 37.5% over 0.3 km. Surface: 25% trail, 22% smooth, and 21% road. Flat-equivalent effort: 144.4 FlatKM.
Poles bring little benefit here — only about 20.0 km of pole-friendly terrain.
Quad damage risk is high (index 59 of 100), with 50% of the load in the first half: 5 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 20°C to 27°C, around 15°C at the highest point; the chance of precipitation is about 49%.
This page has the interactive elevation profile, gradient matrix, pacing and nutrition planner and weather climatology for Chongli 100.
Other distances of Nike ACG Chongli 2026Chongli 168 (171 km)·Snow Ruyi 70 (72.8 km)·Wanlong 50 (52.1 km)·Thaiwoo 50 (Team) (51.2 km)·Yunding 30 (28.0 km)
Other editions of Chongli 1002025
Official websitechongli168ultratrail.com/en
