DateExpected
Late September 2027
Based on past editions. We'll confirm when the organiser announces.
Venue
Start: Avenue Jean-Jaurès
Chalon-sur-Saône, Saône-et-Loire
Countdown
September
A flat, fast marathon (just 220 m of climbing) that heads out of Millau via Le Rozier and Peyreleau. You set off alongside the 100 km runners.
Key facts
01Shares its start with the other races on the day
Create a free training plan for the 100 km de Millau 42 km
7-day free trial, no card required
The course
The route
Start: Avenue Jean-Jaurès
Distance42km
Total climb220m
StartElevation
0 kmDrag map to rotate42.2 km
Weather
Late-September, Start: Avenue Jean-Jaurès
20°CTypical high
9°CTypical low
3°CColdest in 20 years
39%Days with rain
Highs around 20°C and lows around 9°C, but it has dropped to 3°C. Rain on 39% of days.
NASA POWER data, 2006-2025, the week either side of race day
2026 results
Who finishes, and how
#RiderTimeAvg speed
01ROUJON LOU03:26:1212.3 km/h
02DEBAENE CELINE03:31:2012.0 km/h
03BONNIOL VICTOIRE03:32:0611.9 km/h
98
Women finishers
4:51:56
Median time
8.7 km/h
Median speed
Women · 2026 results, as published by the organiser.
How fast could you finish?
Get a prediction based on your recent training
Organiser
OrganiserSOM Athlétisme – 100Km de Millau
Website100kmdemillau.com
Instagram@100kmdemillau
Running since1972
Training
Training for the 100 km de Millau 42 km
We don't do generic plans. We combine deep knowledge of this race's demands with your recent training, then build a plan with you that progresses as you do.
Beina integrates directly with your existing tools to understand your current fitness, and synchronise your planned sessions.
Intervals.icuWhat a 100 km de Millau 42 km plan targets
Typical sessions
42 km with 220 m of climbing
Time on feet and fatigue resistance
Fuelling and pacing for the whole event
What your weeks look like
Typical sessions
Long runs that build time on your feet
Tempo and threshold sessions to hold race pace
Steady mileage with one or two quality days a week
Not a generic schedule
Typical sessions
Built from your current fitness and the time you actually have
Adapts every week as Beina learns how you respond
Syncs your sessions straight to Garmin and Wahoo
One clear next session, never a wall of spreadsheet
Entries open now
Get your 100 km de Millau 42 km plan.
7-day free trial, no card required.
Other races at 100 km de Millau
More events in September in France
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