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Julian Alps Trail Run by UTMB
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Lake Bled 80K

UTMB World Series
80.0km·3866m+
September 19, 08:00 AM
Bled,
Slovenia
utmb·source

· ·

Lake Bled 80K — Race Profile

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Read

  • Hill Training for Trail Runners: Train the Descents
  • Downhill Running Muscle Damage: Why Descents Wreck Quads
  • How to Stop Muscle Cramps While Running

Distance
80.0 km
Gain
3866 m+
FlatKM
115.2
Max
2163 m
Min
475 m
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About Lake Bled 80K

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.

Course

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.

Summits

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).

Poles

Trekking poles are strongly recommended: about 8.8 km of the course is steep enough for them to pay off.

Quad damage

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.

  • Control on the marked descents until km 39, target pace until km 62, free after that. Short descents not listed: target pace.
  • #1 · 33.4–43.3 km · 712 m D−, -7.1% · 44% of the race ahead → target pace
  • 45.6–47.0 km · 348 m D−, -25.1% · 39% of the race ahead → target pace
  • #2 · 49.3–59.2 km · 948 m D−, -9.5% · 24% of the race ahead → target pace

Weather

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.

Results

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

I Feel Slovenia 120K (122 km)
Sky Trail 50K (55.0 km)
Kranjska Gora 25K (25.0 km)
INTERSPORT SPEED 15K (17.0 km)
FUNNY 10K (11.0 km)
2025