HK30 EXTREME is the 34.0km skymarathon at Hochkönig Ultraks 2027 (Maria Alm, Austria). The race starts on June 6, 2027 at 07:30 AM.
Run easy on the first mountain, then go all out on the second.
The course climbs 2680m+. With 79m/km of climbing, the course is exceptionally steep, with long hiking-grade sections. By gradient, 45% of the distance is uphill, 44% downhill and 11% flat. The longest climb runs 12.2km at an average 14.0% grade (1712m of vertical). The longest descent runs 13.6km at an average 12.7% grade (1723m of vertical). The steepest climb averages 41.0% over 0.6km. The steepest descent drops at 43.4% over 0.5km. Surface: 40% trail, 31% technical, 11% smooth, 11% extreme, and 7% road. Flat-equivalent effort: 61.9 FlatKM.
The highest summit on the course is Streichenbeil (2410m), 18.7km from the start. Other named summits along the route: Schönegg (2389m) and Kienalkopf (1699m).
Trekking poles are worth taking: about 5.7km of the course favours them.
Quad damage risk is moderate (index 25 of 100), with 32% of the load in the first half: 0 descents deserve a plan and a couple of downhill sessions before race day.
On race day, start temperatures have historically ranged from 8°C to 19°C, with around 10°C at the highest point; the chance of precipitation is about 73%. Heavy rain of 10.0mm or more falls on about 18% of days around this date.
This page has a pacing and nutrition planner, a gradient matrix, an interactive elevation profile and historical weather for HK30 EXTREME.
Other distances of Hochkönig Ultraks 2027HK70 (71.5km)·HK48 (48.0km)·HK30 PANORAMA (30.7km)·HK20 (20.5km)·HK SPRINT (10.0km)·HK VERTICAL RACE (5.9km)
Other editions of HK30 EXTREME2026·2025
Official websitewww.hochkoenig-ultraks.at/en