SAT, December 5, 2026
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Conflans-Sainte-Honorine
, France
Distances
5 km
15 km
About this race
Les Berges de Conflans is a December road race in Conflans-Sainte-Honorine, west of Paris, following the Seine riverbanks that give the event its name. Held on the first Saturday in December, it offers 5 km and 15 km distances, allowing runners to select a short city race or a longer winter run. PLM Conflans Athlétisme organizes it with support from the town, local associations, shops, artisans, and businesses. The race is part of the Challenge des Yvelines, and the 15 km is listed on the French federal calendar.
Both races are single-loop courses starting from the Claude-Fichot sports complex on rue du Bois d’Aulne. The route crosses Conflans-Sainte-Honorine, following the Seine banks and extending into the old town, distinguishing it from a simple stadium-start road race on anonymous streets. The event caters to competitors and casual Sunday joggers, with a recent edition attracting 587 finishers. Now in its thirty-second running, it retains the character of a local club race shaped by volunteers and the town.