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Marathon Calendar Isère 2025-2026

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Explore the best marathons in Departement Isère for 2025-2026! Our updated list features 2 exciting races across the region. Find your next race in Departement Isère below and join the running community at these great events!

January 2026
Jan
17
Saturday

Les Lumières de la Muzelle

Trail Run 11 km 16 km Half Marathon Marathon
Les Lumières de la Muzelle
July 2026
Jul
17-18
Fr - Sa

Oisans Trail Tour

Trail Run 23 km Marathon 91 km
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