KAT 100 Miles is a 169 km ultra trail of KAT100 by UTMB 2026 in Fieberbrunn, Austria, Austria. The race starts on August 6, 2026 at 04:00 PM. It starts and finishes in Fieberbrunn, Austria.
The course climbs 9000 m+. With 53 m/km of climbing, this is a true mountain course with sustained climbs and descents. By gradient, 41% of the distance is uphill, 42% downhill and 17% flat. The longest climb runs 7.4 km at an average 10.9% grade (807 m of vertical). The longest descent runs 8.7 km at 14.2% (1235 m of vertical). The steepest climb averages 37.2% over 0.2 km. The steepest descent drops at 37.8% over 0.6 km. Surface: 50% trail, 24% smooth, 21% road, and 5% technical. Flat-equivalent effort: 254.1 FlatKM.
The highest summit on the course is Wildseeloder (2119 m), 10.5 km from the start. Other named summits along the route: Schwarzkogel (2030 m) and Kitzbüheler Horn (1996 m).
Trekking poles are strongly recommended: about 22.4 km of the course is steep enough for them to pay off.
Quad damage risk is high (index 77 of 100), with 43% of the load in the first half: 6 critical descents, the last of them run on already damaged legs. Downhill-specific preparation and a controlled early pace pay off here.
Historically on race day, start temperatures range from 16°C to 28°C, around 11°C at the highest point; the chance of precipitation is about 68%. Heavy rain of 10.0 mm or more falls on about 25% of days around this date.
84 finishers completed the 2026 edition. Men's winner: Logan Perin (Belgium) in 21:53:17. Women's winner: Angelika Hahn (Germany) in 31:40:10.
This page has the full results and splits, interactive elevation profile, gradient matrix, pacing and nutrition planner and weather climatology for KAT 100 Miles.
Other distances of KAT100 by UTMB 2026·
Other editions of KAT 100 Miles
Official websitekat.utmb.world
