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Trail Running Calendar Ain 2026-2027

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Explore the best trail runs in Departement Ain for 2026-2027! Our updated list features 33 exciting trail runs across the region. Find your next trail run in Departement Ain below and join the trail community at these great events!

October 2026
Oct
11
Su

Trail La-Cley du Coeur

Trail Run 10 km 22 km
Oct
11
Su

La Seillonnaise

Trail Run Walk 10 km 17 km
Oct
17
Sa

Trail de La Côtière

Trail Run 9 km 14 km 23 km
Oct
17
Sa

Urban Trail Oyonnax

Urban Trail Walk 6 km 11 km 24 km
Oct
18
Su

Défi de Fort l'Ecluse

Trail Run 12 km 19 km
Oct
18
Su

Triathl'ain

Trail Run 17 km 35 km
Oct
18
Su

La Burgienne

Trail Run Walk 5 km 10 km
Oct
24
Sa

La Course à l'Envers

Trail Run 20 km
Oct
24
Sa

12 Heures de Ceyzériat

Backyard Ultra 6 km
12 Heures de Ceyzériat
Oct
31
Sa

La Foulée des Monts d'Ain

Trail Run Walk 8 km 11 km ... 43 km 77 km
Oct
31
Sa

Montmerle Obscure Race

Trail Run 7 km
November 2026
Nov
8
Su

Toussi'Trail

Trail Run
March 2027
Mar
14
Su

Trail de Pérouges

Trail Run Walk 12 km
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