TrailRUN21

The TrailRUN21 in Zell am Harmersbach is a challenging trail-running race in the Black Forest, taking place on October 4, 2026. There are two main distances: the TrailRUN21, at 20.3 km with 710 metres of elevation gain, and the TrailRUN Light, at 10.3 km with 390 metres of elevation gain, ideal for beginners. The route is well marked and crosses varied terrain that appeals to both experienced trail runners and newcomers. The race is organised by TV 1898 Unterharmersbach e.V. and places great emphasis on environmental protection, for example by not providing disposable cups at the aid stations.

No disposable cups at aid stations; runners are advised to bring their own collapsible cup (a foldable cup can be ordered for €3 during registration). No on-site registration is possible. Age-category awards and separate races for school-age categories. Organiser: TV 1898 Unterharmersbach e.V. The event takes place on October 4, 2026, and registration is already open. It also includes the 2024 German Mountain Running Championships and other championships.