La Seine et Mois

Race facts

• The course covers 170 km.
• It takes place on a Saturday, September 12, 2026 — autumn in this part of the world.
• The closest comparable gravel event is Les graviers du CVS in Thal-Marmoutier, 0 km away, on August 30, 2026.
• 7 of the 12 most similar events take place in the same month.