Trail races in Castile and Leon — March 2026

Castile and Leon hosts Sierra de Gredos, Sierra de Guadarrama, and part of Picos de Europa. Ultrail La Covatilla and Trail Gredos are benchmark events in the northern plateau.

1 race scheduled

Climate in Castile and Leon: The continental climate imposes extreme conditions. Winters are harsh, with abundant snow in the ranges until May, while July and August bring stifling heat on the plateau and storms at high altitude. Spring and autumn offer the best windows: mild temperatures, accessible peaks, and landscapes in full transformation. Mornings can be freezing even in June, so always go prepared.

Race summary

1

Races

11 – 20 km

Distance range

0 D+

Elevation range

Mar

Race months

Intermediate (1)

Difficulty

Tips for running in Castile and Leon in march

Pollen allergies start in March: if you are sensitive, carry antihistamine and consider a buff to cover nose and mouth.

Days are longer but mornings still cool: a thin thermal base layer under your race shirt can make the difference.

Pine processionary caterpillars are active in March: avoid touching nests and keep distance from caterpillars on the trail.

Race map

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Scheduled races

Essential trail running gear

Must-have gear to prepare for your mountain races

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