Date
Sun, 18 Oct 2026
Start
09:00
Venue
Marathon and Ekiden start in Amfreville-sur-Iton
Marathon and Ekiden start in Amfreville-sur-Iton
Countdown
October
A flat half marathon that starts in Le Vaudreuil, joins the marathon route after 1 km and runs to Val-de-Reuil. Only 38 m of climbing, so it suits a first half or a PB.
Key facts
01Cut-off is 2:45, with checkpoints at km 10 and km 13.9
02Runners must be born in 2009 or earlier
03Licence or Pass' J'aime Courir needed; unlicensed adults need a valid PPS
Create a free training plan for the Marathon Seine-Eure 21 km
7-day free trial, no card required
The course
The route
Marathon and Ekiden start in Amfreville-sur-Iton
Distance21km
Total climb38m
StartElevation
0 kmDrag map to rotate21.1 km
2023 results
Who finishes, and how
#RiderTimeAvg speed
01AOUKKI Abdessamad1:04:5319.5 km/h
02BAUDU Vincent1:05:4119.3 km/h
03OUBASSOUR Hassan1:07:1718.8 km/h
613
Finishers
1:49:16
Median time
11.6 km/h
Median speed
Overall · 2023 results, as published by the organiser.
How fast could you finish?
Get a prediction based on your recent training
Organiser
OrganiserAssociation Marathon Sport Évènement
Websitemarathon-seine-eure.fr
Instagram@marathon_seine_eure
Running since2005
Training
Training for the Marathon Seine-Eure 21 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 Marathon Seine-Eure 21 km plan targets
Typical sessions
21 km with 38 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 Marathon Seine-Eure 21 km plan.
7-day free trial, no card required.
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