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ETC

The ETC, Experience Trail Courmayeur, was the short race of the 2026 week: a 15-kilometre loop from Courmayeur starting at 14:00 on Tuesday 25 August.

Courmayeur

Distance
15 km
Ascent
+1,200 m
High point
1,955 mTirecorne Damon
Stations
3
Start
02:00 PMTue, Aug 25

The course

The whole race, as a ridgeline

▲ Tirecorne Damon · 1,955 m
Start0 kmFinish15 km · Tue 07:10 PM

▲ high point

Course & challenge

ETC

The course left Courmayeur through Verrand and climbed to Tirecorne at 1,951 metres after 5.5 km, the high point, facing Mont Blanc from the balconies of the Aosta Valley. The only aid station was at La Suche, just after the top at 6.5 km. From there the loop came back down through Villair to the finish in Courmayeur. For 2026 the organiser made the climb more progressive than before.

Fifteen kilometres sounds short, and the organiser warns against reading it that way. With 1,200 metres of climb they count it at 27 kilometre-effort, adding one kilometre for every hundred metres of ascent, and set a maximum time of 4 hours 30, so the last runners were due back by 18:30. It is the format the organiser offers to runners who want to be part of the week without a night on the trail.

This page belongs to the 2026 ETC. A short loop is easy to follow, since the whole route fits on one screen and the finish is the start. On Livebib the runner shares a link to their own broadcast. Family and friends waiting in Courmayeur open it in a browser, with no account or app, and see the position on the loop, the distance covered and a finish estimate that updates on the climb, with any estimated position marked as estimated.

About UTMB Mont-Blanc ETC 2026

UTMB Mont-Blanc ETC 2026 started on Tuesday, August 25, 2026 at 02:00 PM in Courmayeur.

ETC: 15 km, 1,200 m of climbing, start and finish at Courmayeur.

There are 3 stations on the course, 2 of them with a cutoff time.

This distance

ETC

What the name means
Experience Trail Courmayeur: a first taste of trail running and of the week, on a loop from the Italian side.

The ETC is a 15 km loop from Courmayeur with 1,200 m of climbing, meant as a way into trail running. The organiser warns that short does not mean simple: counting one extra kilometre for every 100 m of ascent, the loop is worth 27 kilometre-effort.

It climbs to the balcony trails of the Aosta Valley, facing Mont Blanc, before coming back down into Courmayeur, where an authentic pizza waits just past the finish line.

Sources: montblanc.utmb.world

The climbs

The climbs that decide the day

  1. 3D
    01

    Climb after Courmayeur

    2.9 km+245 m8.6 %

    crest at km 2.9

  2. 3D
    02

    Tirecorne Damon

    2.3 km+565 m25.1 %

    crest at km 5.5

  3. 3D
    03

    Climb after La Suche

    0.8 km+164 m21.2 %

    crest at km 7.9

  4. 3D
    04

    Climb before Arrivée Courmayeur

    0.6 km+103 m16.8 %

    crest at km 13.1

The course

On the map

ETC 2026Open the full-resolution map

The roadbook

Stations

Every station on the course. Life bases carry a barrier clock in race-local time.

  1. Courmayeur

    15 km to Arrivée Courmayeur

    0 km1,222 m

    1. La Suche6.51,818Tue 04:55 PM
    2. Arrivée Courmayeur151,239Tue 07:10 PM

Course data verified August 12, 2026