OCHSNER SPORT Zürich Marathon 2027

The OCHSNER SPORT Zürich Marathon is a spring race series in Zürich, Switzerland, featuring a marathon, half marathon, and the Z10 Zurich 10k. The marathon route measures 42.9 km with minimal elevation change, boasting only 22 m of climbing and 24 m of descent, while the shorter races are even flatter. The half marathon is 21.4 km with negligible elevation change, and the Z10 is 10.3 km, designed for runners seeking a more accessible city distance. The course incorporates Zürich’s primary running features: Lake Zurich and the city centre. The marathon and half marathon follow the lakefront, with the half marathon concluding at Sechseläutenplatz, a prominent city square. Organizers report that 70% of marathon participants achieve a personal best in Zürich, aligning with the course's flat profile and swift city roads. The event is included in the ZKB Zürilauf Cup, is a Swiss Running Member, and allocates 5 francs per participant to youth sport.