Duathlon de Cesson Sévigné 2027

The Duathlon de Cesson Sévigné, held in late March in Cesson-Sévigné, Ille-et-Vilaine, Brittany, is a run-bike-run competition. It features two primary distances: the 13.8 km Duathlon XS, designed for a brief, accessible effort, and the 27.5 km Duathlon S, for athletes seeking a longer timed challenge. The competition begins in Cesson-Sévigné, utilizing the town’s green spaces for a nature-oriented race day. The event also provides children’s and junior courses, with distinct youth races for younger participants, making it suitable for families, individual competitors, and relay teams.