The 2026 edition of La Cordemaisienne promises an unforgettable weekend for outdoor enthusiasts and adventurers, offering a variety of cycling, gravel riding, mountain biking, trail running, and walking events. Set against the stunning backdrop of the Loire River, Brière marshes, Sillon de Bretagne hills, and Atlantic coast, this event caters to all levels of experience. Mountain Biking (VTT): Participants can choose from several routes ranging in distance from 20 km to 55 km, designed for beginners through advanced riders. For those seeking a more challenging adventure, the Raid VTT spans an impressive 80 km and includes a thrilling nocturnal ride of 40 km on Saturday evening. Gravel Riding: On Sunday morning, gravel enthusiasts have four routes to choose from: Découverte (40 km), Plaisir (60 km), Aventure (80 km), and Endurance (100 km). For the ultimate challenge, Ultra Gravel events cover 200 km or an epic 300 km route. These longer rides take participants through diverse landscapes including the Loire estuary, Brière marshes, salt flats, and along the Atlantic coast. Road Cycling: Cyclists can explore the scenic routes alongside the Loire River and Sillon de Bretagne hills on two different courses: a 60 km ride or an extended 90 km route. Both options offer peaceful roads and breathtaking views of local waterways and countryside. Walking & Trail Running: On Sunday morning, nature lovers will enjoy several trail running and walking routes from 8 to 20 km in length that showcase the picturesque landscapes around Cordemais. The event weekend is also packed with entertainment such as live music concerts, a partner village featuring exhibitors and sponsors, refreshment stands, and on-site catering. The atmosphere is designed to be welcoming and convivial for all participants throughout the entire weekend. Registration online by September 10th, 2026, is mandatory due to limited spots available. Early sign-up also allows you access to GPS tracks before the event starts. Don't miss this opportunity to challenge yourself in a unique setting while discovering the exceptional territory of Cordemais and enjoying a weekend filled with sports activities and camaraderie. Join us for La Cordemaisienne 2026, where adventure meets beauty along the Loire Valley and beyond!
Races Offered
Cyclo
Sep 12, 2026
straighten
Distance —
Cyclo
terrain
Type —
Cycling
timer
15 days remaining
sell
€ 7.00
Gravel
Sep 12, 2026
straighten
Distance —
Gravel
terrain
Type —
Cycling
timer
15 days remaining
sell
€ 7.00
Pédestre
Sep 12, 2026
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Distance —
Pédestre
terrain
Type —
Cycling
timer
15 days remaining
sell
€ 5.00
Raid vtt 80 Km
Sep 12, 2026
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Distance —
80K
terrain
Type —
Cycling
timer
15 days remaining
sell
€ 10.00
Trail
Sep 12, 2026
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Distance —
Trail
terrain
Type —
Cycling
timer
15 days remaining
sell
€ 5.00
VTT nocturne
Sep 12, 2026
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Distance —
40K
terrain
Type —
Cycling
timer
15 days remaining
sell
€ 7.00
Vtt
Sep 12, 2026
straighten
Distance —
Vtt
terrain
Type —
Cycling
timer
15 days remaining
sell
€ 7.00
ultra gravel 200 et 300 km
Sep 12, 2026
straighten
Distance —
300K
terrain
Type —
Cycling
timer
15 days remaining
sell
€ 18.00
Weather History
These values represent the 3-year monthly averages for September in Cordemais.
thermostatTemperature
13.3° / 21.2°
wb_sunnyFeels like
12.1° / 19.7°
light_mode
Avg sunshine hours
9h 22m
water_drop
Avg rainfall
3.0 mm
ac_unit
Avg snowfall
—
air
Avg wind speed
12.1 km/h (Gentle breeze)
opacity
Sweat loss rate
Moderate
terrain
Course conditions
Firm and slightly soft
sunny
Max UV Index
Moderate (3.5)
humidity_mid
Humidity
80.0%
wb_twilight
Sunrise
07:45
nightlight
Sunset
20:18
About Cordemais
Learn more about the host city, Cordemais.
Cordemais is a commune situated in the Loire-Atlantique department in western France.
