Tatra Sky Marathon 2026

Tatra Sky Marathon is a summer mountain-running festival held in Kościelisko, Poland, within the Tatra Mountains. The main event is a challenging trail marathon, with alternative distances of approximately 36K and 15.5K. The festival also features the Tatra Trail and the Marmot Run. The courses are predominantly off-road, with about 95% on unpaved paths. They begin near 852 metres and ascend to a peak of 2,237 metres. The 36K race involves a 1,410-metre climb, has a 7-hour time limit, and provides a single aid station, making it suitable for runners experienced in mountain environments. The series is included in the WMRA World Cup, Skyrunning series, and National League, attracting both elite mountain runners and regular trail runners.