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Lake Bled 80K is a 80.0 km ultra trail of Julian Alps Trail Run by UTMB 2026 in Bled, Slovenia. The race starts on September 19, 2026 at 08:00 AM. It starts in Bled and finishes in Kranjska Gora. The time limit is 21 h.
The course climbs 3866 m+. With 48 m/km of climbing, this is a true mountain course with sustained climbs and descents. By gradient, 31% of the distance is uphill, 35% downhill and 33% flat. The longest climb runs 3.5 km at an average 16.2% grade (571 m of vertical). The longest descent runs 5.6 km at 8.4% (471 m of vertical). The steepest climb averages 33.6% over 0.3 km. The steepest descent drops at 36.4% over 0.3 km. Surface: 72% trail and 24% road. Flat-equivalent effort: 115.2 FlatKM.
The highest summit on the course is Mali Stol (2187 m), 31.3 km from the start. Other named summits along the route: Potoški Stol (2017 m). The course also passes close to Kamnitnik (1858 m).
Trekking poles are strongly recommended: about 8.8 km of the course is steep enough for them to pay off.
Quad damage risk is moderate (index 41 of 100), with 35% of the load in the first half: 2 descents deserve a plan and a couple of downhill sessions before race day.
Historically on race day, start temperatures range from 8°C to 17°C, around 9°C at the highest point; the chance of precipitation is about 39%. Heavy rain of 10.0 mm or more falls on about 11% of days around this date.
776 finishers completed the 2026 edition. Men's winner: Marcel Fabian (Poland) in 7:29:01. Women's winner: Sara Rebekka Faro Linde (Norway) in 8:40:16.
This page has the full results and splits, interactive elevation profile, gradient matrix, pacing and nutrition planner and weather climatology for Lake Bled 80K.
Other distances of Julian Alps Trail Run by UTMB 2026····
Other editions of Lake Bled 80K
Official websitejulianalps.utmb.world