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HOKA UTMB Mont-Blanc
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ETC

UTMB World Series
15.0km·1200m+
August 25, 02:00 PM
Courmayeur,
France
utmb·source

· ·

Other races in France

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  • Downhill Running Muscle Damage: Why Descents Wreck Quads
  • How to Stop Muscle Cramps While Running

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Full calendar: France

ETC — Race Profile

Distance
15.0 km
Gain
1200 m+
FlatKM
26.3
Max
1966 m
Min
1223 m

About ETC

ETC is a 15.0 km trail race of HOKA UTMB Mont-Blanc 2026 in Courmayeur, France. The race starts on August 25, 2026 at 02:00 PM. It starts and finishes in Courmayeur. The time limit is 4 h 30 min.

Course

The course climbs 1200 m+. With 80 m/km of climbing, the course is exceptionally steep, with long hiking-grade sections. By gradient, 44% of the distance is uphill, 53% downhill and 3% flat. The longest climb runs 2.6 km at an average 21.6% grade (559 m of vertical). The longest descent runs 3.3 km at 17.0% (561 m of vertical). The steepest climb averages 31.3% over 0.5 km. The steepest descent drops at 30.3% over 0.4 km. Surface: 70% trail, 14% technical, and 13% road. Flat-equivalent effort: 26.3 FlatKM.

Poles

Trekking poles are strongly recommended: about 4.4 km of the course is steep enough for them to pay off.

Quad damage

Quad damage risk is low (index 18 of 100): a few descents worth noticing, none that decides the result.

  • Control on the marked descents until km 7, target pace until km 12, free after that. Short descents not listed: target pace.
  • 7.8–14.5 km · 889 m D−, -13.3% · 0% of the race ahead → even, first half under control, let go at the end

Weather

Historically on race day, start temperatures range from 16°C to 26°C, around 17°C at the highest point; the chance of precipitation is about 46%. Heavy rain of 10.0 mm or more falls on about 10% of days around this date.

This page has the interactive elevation profile, gradient matrix, pacing and nutrition planner and weather climatology for ETC.

Other distances of HOKA UTMB Mont-Blanc 2026UTMB (174 km)·TDS (145 km)·CCC (108 km)·OCC (60.0 km)·MCC (40.0 km)·YCC (15.0 km)

Other editions of ETC2025

Official websitemontblanc.utmb.world