Trail Siero

Sunday, 8 November 2026

Trail Siero

25km D+ 1050m

Relay

25km D+ 1050m

Trail Corto

11.5km D+ 300m

Andarines

8.5km D+ 200m

Trail Siero 2026: Registration

Trail Siero starts from the Plaza Cubierta in Pola de Siero and climbs to Cerro Gavio (707m), the highest point of the municipality, combining urban stretches, hills and pine forest in central Asturias.

Registration open

Registration closes: 2 November 2026

Top gear for Trail Siero

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Picked for this race's terrain, distance and elevation gain.

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Seasonal kit

Rain and mud at Trail Siero: pack this kit

Grippy shoes, rain jacket, gaiters and blister protection for a wet race.

See the full kit

You may also need: What to Wear for Cold-Weather Trail Running 2026: The Complete Layering Kit

Gear up for Trail Siero

Buying guides with the best value for money, picked for this kind of terrain.

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Entry fees by distance

Distance	Elevation	Price	Actions
Trail Siero25K	1,050m D+	25 EUR	Sign up(opens in a new tab)
Relay25K	1,050m D+	17 EUR	Sign up(opens in a new tab)
Trail Corto11.5K	300m D+	16 EUR	Sign up(opens in a new tab)
Andarines8.5K	200m D+	10 EUR	Sign up(opens in a new tab)

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.

Go to registration

Official website →

See full Pack 360 guide