Results: 2026
Ben Dhiman won the 2026 UTMB in 18:16:29 and Blandine L'Hirondel won the women's race in 21:54:49, the first sub-22-hour women's time, with 1,680 of 2,407 starters finishing.
| Category | Name | Result |
|---|---|---|
| Men | Ben Dhiman (USA) | 18:16:29 |
| Women | Blandine L'Hirondel (France) | 21:54:49 |
1680 of 2407 starters finished.
The start was delayed two hours to 19:45 because of forecast thunderstorms and the Pyramides Calcaires section was removed, shortening the route to roughly 174 km and 9,700 m of ascent. Both winning times were run on that modified course.
Source: iRunFar — 2026 UTMB results. Checked September 14, 2026.
Event Overview
| Date | Aug 28-30, 2026 |
|---|---|
| Location | Chamonix, France |
| Format | Fixed-Distance |
| Terrain | Mountain |
| Region | Europe |
| Distance / duration | 174 km |
| Course model | Loop |
| Elevation gain | 9,900 m+ |
| Cutoff | 46 hours 45 minutes |
| Start | 5:45 PM Friday |
| Highlights | Three Countries, UTMB World Series Final |
Course & Terrain
Mountain loop around Mont Blanc, starting and finishing in Chamonix and crossing France, Italy, and Switzerland.
Why This Race Matters
UTMB Mont-Blanc is a useful reference point for runners comparing long fixed-distance ultras that still unfold over multiple days. Its format, terrain, and support model shape the kind of preparation required: not just fitness, but pacing discipline, nutrition planning, foot care, and the ability to make good decisions under fatigue.
Preparing for a Race Like UTMB Mont-Blanc
The fixed-distance race guide covers the format as a whole. These guides go deeper:
- Walking strategy for ultramarathons: When and how to walk by terrain, effort and cutoffs.
- Crew and aid-station strategy: Crew tables, aid stops, drop bags and runner preferences.
- Hydration and sodium for ultramarathons: Fluid, sodium, thirst, sweat rate and hyponatremia risk.
- Tapering for ultramarathons: Plan the taper and race week around your own recovery.
Planning Notes
- Prepare for sleep decisions, weather swings, and aid-station discipline. The distance is only one part of a multi-day fixed-distance race.
- Train for terrain-specific fatigue. Technical trails and mountain courses demand downhill durability, hiking efficiency, and reliable night lighting.
- The directory does not mark this as having simpler logistics. Confirm qualification, terrain, support, registration, medical, and withdrawal requirements before planning around it.
Related Preparation
- Compare this race in the full 2026 calendar
- Open the Fixed-Distance format guide
- Compare all race formats
- Use the timed-race pace calculator
- Plan checkpoint arrivals and cutoff buffers
- Build a crew and drop-bag plan
- Build a race-specific gear checklist
Verification & Sources
Verification scope: the listed edition's date, location, format, and available logistics were checked against the event-specific official sources below during the directory review dated August 18, 2026. Organizers can revise details after review.
- Official UTMB race page — https://montblanc.utmb.world/races/utmb
- Multiday Running event directory review scope: August 18, 2026.