HK48 is a 48.0 km sky marathon of Hochkönig Ultraks 2026 in Maria Alm, Austria. The race starts on June 6, 2026. The course climbs 2940 m+ and descends 2936 m−, between a low point of 793 m and a high point of 2112 m. By gradient, 43% of the distance is uphill, 44% downhill and 13% flat. The longest climb runs 3.7 km at an average 12.6% grade (461 m of vertical). The longest descent runs 6.5 km at 16.8% (1088 m of vertical). Surface: 68% trail, 13% road, 13% smooth, and 5% technical. Flat-equivalent effort: 74.5 FlatKM.
This page has the interactive elevation profile, gradient matrix, pacing and nutrition planner and weather climatology for HK48.
Other distances of Hochkönig Ultraks 2026HK70 (71.5 km)·HK30 EXTREME (34.0 km)·HK30 PANORAMA (32.4 km)·HK20 (20.5 km)·HK SPRINT (10.0 km)·HK VERTICAL RACE (5.9 km)
Other editions of HK482025
Official websitewww.hochkoenig-ultraks.at/en
