Mitxarro Bira 2026: Registration
Mitxarro Bira is a trail running race through the Sierra de Altzania in the Aizkorri-Aratz Natural Park (Álava, Basque Country). Two trail distances — 27.5K and 14K — through beech forests, mud and rock, passing by La Leze cave and the three-province border at Hirumuga-Arbarrain.
Registration opens: January 1, 2026
Registration closes: May 24, 2026
Entry fees by distance
Registration timeline
Registration opens
Jan 1
Registration closes
May 24
How to register
- 1
Go to the official race website using the registration button.
- 2
Select the distance you want to run.
- 3
Fill in the form with your personal details and federation license (if required).
- 4
Complete the payment and save your registration confirmation.
What's included in your entry?
Race bib with timing chip, aid stations along the course, accident insurance during the race, access to finish line services (physiotherapy, showers, finisher meal) and an event t-shirt or memento.
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