Trail PosterTrail running races in Switzerland for August 2025
Discover the magic of ultratrail running in Switzerland for August 2025. Our handpicked race calendar is designed for every adventurer ready to create their own unique journey across the most scenic and challenging landscapes.
Madrisa Trail
Klosters-Serneus, Switzerland
08-09 Aug, 2025 (Fri – Sat)
Distances: 11 km, 24 km, 33 km, 54 km
Swiss Alps 100
Fiesch, Switzerland
08-09 Aug, 2025 (Fri – Sat)
Distances: 10.3 km, 50 km, 100 km, 160 km
St. Moritz Running Festival
Samedan, Switzerland
09-10 Aug, 2025 (Sat – Sun)
Distances: 1.5 km, 6 km, 6.6 km, 12 km, 25.5 km
Sierre-Zinal
Sierre, Switzerland
09 Aug, 2025 (Sat)
Distances: 31 km
Inferno Triathlon
Lauterbrunnen, Switzerland
16 Aug, 2025 (Sat)
Distances: 21.097 km, 21.1 km
SuperTrail du Barlatay
Château-d’Œx, Switzerland
16 Aug, 2025 (Sat)
Distances: 15 km, 25 km, 50 km, 75 km
Swiss International Mountain Marathon
Adelboden, Switzerland
17 Aug, 2025 (Sun)
Distances: 34 km, 46 km
RunThrough Trails Engelberg
Engelberg, Switzerland
22-24 Aug, 2025 (Fri – Sun)
Distances: 7.6 km, 25 km, 56 km, 100 km
Matterhorn Ultraks
Zermatt, Switzerland
22-24 Aug, 2025 (Fri – Sun)
Distances: 2.3 km, 19.5 km, 25 km, 32 km, 49 km
Greina Trail
Blenio, Switzerland
23 Aug, 2025 (Sat)
Distances: 14.5 km, 27 km
SwissPeaks Trail
Le Bouveret, Switzerland
25-31 Aug, 2025 (Mon – Sun)
Distances: 370 km, 700 km
Trail du Besso
Zinal, Switzerland
30 Aug, 2025 (Sat)
Distances: 25.5 km, 55.8 km