UTMB World Series
UTMB Mont-Blanc
Chamonix, Haute-Savoie, France
23–29 Aug 2027
The UTMB World Series final at Chamonix: UTMB (174 km, 9,700 m), TDS, CCC, OCC and MCC around Mont Blanc through France, Italy and Switzerland, late August 2027.
Train for this raceAbout
UTMB Mont-Blanc circles the Mont Blanc massif through France, Italy and Switzerland, starting and finishing in Chamonix. The week includes the 174 km UTMB, the TDS, CCC, OCC and MCC.
Course figures here are from the 2026 edition and the 2027 dates are not yet published.
Distances
| Name | Distance | Gain | Loss | Vert / km | Min altitude | Max altitude | Start | Start location | Finish | Course | Cutoff | Terrain | Technicality | Aid stations | Badges | Entry fee |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UTMB | 174 km | 9,700 m | — | 55.7 m/km | — | — | 27 Aug 2027 19:45 Europe/Paris | Chamonix | Chamonix | Loop | 45.5 h | Mountain | — | — | — | — |
| TDS | 145 km | 9,500 m | — | 65.5 m/km | — | — | 23 Aug 2027 23:50 Europe/Paris | Courmayeur | Chamonix | Point to point | 44.9 h | Mountain | — | — | — | — |
| CCC | 108 km | 6,200 m | — | 57.4 m/km | — | — | 27 Aug 2027 09:00 Europe/Paris | Courmayeur | Chamonix | Point to point | 28 h | Mountain | — | — | — | — |
| OCC | 60 km | 3,500 m | — | 58.3 m/km | — | — | 26 Aug 2027 08:15 Europe/Paris | Orsieres | Chamonix | Point to point | 14.5 h | Mountain | — | — | — | — |
| MCC | 40 km | 2,350 m | — | 58.8 m/km | — | — | 23 Aug 2027 10:00 Europe/Paris | Martigny-Combe | Chamonix | Point to point | 10 h | Mountain | — | — | — | — |
UTMB terrain notes
Tour du Mont Blanc through France, Italy and Switzerland.
TDS terrain notes
Alpine trail from Courmayeur.
CCC terrain notes
Courmayeur to Chamonix via Champex-Lac.
OCC terrain notes
Orsieres to Chamonix.
MCC terrain notes
Martigny-Combe to Chamonix.
Registration
- Status
- Unknown
Links
Notes
Date projected from the usual race weekend; confirm with the organiser. 2027 dates are not yet on the event site.