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Gran Trail Courmayeur 100 km trail running route — Italy · Courmayeur

ITALIE · Courmayeur

How Hard Is Gran Trail Courmayeur 100km? (~74 m/km, 13km of 20%+ Terrain, Fixed Chains on Exposed Ridges, and a 10 PM Nighttime Start)

Informations clés

Distance

100 km

Date

Droit d’inscription

190 EUR

€ / km

€1.90

📅

Nouvelle date en attente

Cette course a déjà eu lieu. La date de la prochaine édition est en attente.

Mont Blanc theater: big climbs, epic scenery, and a Courmayeur finish that feels like a major.

Élévation et Terrain

Mètres totaux

6,050m

D+/KM

60.5m/km

Pour référence, le Tor des Géants 330 km a 73 D+/km.

Pente montante moyenne

15.6%

Pente descendante moyenne

-16.6%

Distribution du gradient de montée

Gradient bandDistributionDistance (km)
2–5%
6.8 km
5–10%
9.8 km
10–15%
8 km
15–20%
6.9 km
20%+
13.3 km

Profil de parcours

Analysed

Détail du terrain

ColourShareDirection
44.6%Montée
13.5%Plat
42%Descente

Terrain

Alpine

Ascensions

Gran Trail Courmayeur climbs and descents profile

Principales montées

Gran Trail Courmayeur 100 km — top climbs (GPX-derived, analysed 2026-05-02)
RankLengthElevation gainStart kmAverage gradientMax gradient
1

11.6 km · 1359 m gain

starts km 6 · avg 11.7% · max 56.2%

2

10.2 km · 1216 m gain

starts km 34 · avg 11.9% · max 42.3%

3

3.1 km · 794 m gain

starts km 73 · avg 25.5% · max 63.1%

Principales descentes

Gran Trail Courmayeur 100 km — top descents (GPX-derived, analysed 2026-05-02)
RankLengthElevation dropStart kmAverage gradientMax gradient
1

10.1 km · 1055 m drop

starts km 24 · avg -10.4% · max -83.7%

2

8.6 km · 1047 m drop

starts km 64 · avg -12.2% · max -50.5%

3

2.7 km · 769 m drop

starts km 76 · avg -28% · max -66.1%

How Hard Is Gran Trail Courmayeur 100km? (~74 m/km, 13km of 20%+ Terrain, Fixed Chains on Exposed Ridges, and a 10 PM Nighttime Start)

Course Profile — Val Veny, Val Ferret, and the Life Base at km 76: The 800m Approach Climb to the Monte Bianco Skyway Pavilion That Defines the Race

Q: Is Gran Trail Courmayeur a Western States 100 qualifier and does it offer a Tor des Geants entry? | A: Yes to both. Finishing GTC 100km in under 28 hours qualifies for a Western States 100 ballot entry. All GTC 100km finishers receive a guaranteed Tor des Geants ballot entry -- bypassing the Tor des Geants lottery entirely. This dual qualification structure makes GTC one of the most qualification-efficient 100km races in the Alps. Both the 100km and the companion shorter distance are sold out for 2026.

Sold Out, WS100 Qualifier, and Tor des Geants Ballot: What GTC Entry Offers Beyond the Race Itself

Q: Who organises Gran Trail Courmayeur and how is it related to Tor des Geants? | A: Gran Trail Courmayeur is organised by VDA Trailers (Valle d'Aosta Trailers) through the TorX platform -- the same organisation that runs Tor des Geants, the world's longest mountain ultra (330km around the Aosta Valley). GTC shares the TorX registration portal, life base infrastructure design, and trail network with Tor des Geants. The race is in its 14th edition in 2026 (founded 2013). La Sportiva is title sponsor. The 2025 edition drew participants from approximately 40 nations; approximately 400 runners finished.

Getting to Courmayeur: IS FAR, Geneva GVA at 1.5 Hours, and Why Mont Blanc Logistics Demand Early Planning

Q: How do I get to Gran Trail Courmayeur and is it hard to reach? | A: Yes -- GTC is IS FAR. The nearest airports are Geneva GVA (~1.5-2.5 hours by car), Turin TRN (~2-3 hours), and Milan Malpensa MXP (~2-3 hours). Courmayeur is in the Aosta Valley, accessible via the Mont Blanc Tunnel from France or the A5 motorway from Turin. Public transport options exist (buses from Aosta or Turin) but a rental car is recommended. Accommodation in Courmayeur is strong in quality but fills fast in peak July summer -- book early and expect premium pricing.

Who Should Attempt Gran Trail Courmayeur 100km?

Q: What is the Life Base at Gran Trail Courmayeur 100km? | A: The Life Base is a full resupply and recovery station at approximately km 76, at the bottom of the Monte Bianco Skyway Pavilion. Reaching it requires climbing roughly 800m at approximately 30% average gradient -- race reports describe this approach as one of the defining suffer-fests of the course. Inside: personal drop bags (submit by Friday 20:00), massage, sleep cots, hot food, and showers. It is immediately followed by a 769m descent over 2.7km at -28% average gradient. The Life Base concept is borrowed directly from Tor des Geants, reflecting GTC's shared organisational DNA with TdG.

Fichiers de course

Logistique

Aéroport le plus proche

Geneva (GVA) / Turin (TRN) / Milan Malpensa (MXP)

Notes

Start: ~1.5–2.5 hrs (GVA) or ~2–3 hrs (TRN/MXP) by car / Public transport: bus to Courmayeur from Aosta/Turin and shuttle options / Accommodation: strong but pricey; book early

Remote location icon

FAR

It’ll possibly take 3+ hours from the closest large airport to arrive. Plan your adventure accordingly, take an extra day for those after-race beers or Curranz.

Data provenance

Dernière vérification : February 18, 2026Site officiel →

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