Collado Espina - Bustablado (Cantabria)

Start Town Altitude (m) Elevation Gain (m) Length (km) Gradient (%) Difficulty Rating
Bustablado 920 698 9 7.8 1217 ****

Collado Espina from Bustablado Profile
Click on the profile to enlarge (🔍)

Don't be fooled by the average gradient here; Collado Espina from Bustablado is a very tough climb. It has numerous stretches in excess of 20% gradient, and although there are short periods of recovery, it is never long until the next steep part.

Roads & Traffic

The road is generally in good condition.

There is very little traffic on this climb.

Climb Description

Collado Espina

Collado Espina from Bustablado is a hugely enjoyable climb for cyclists who love to tackle challenging gradients. The climb is very peaceful and crosses beautiful Cantabrian countryside in the Collados de Asón Natural Park, following a narrow single track road. It is a brutal ascent though, and the first two kilometres are the most challenging, leaving you trying to catch your breath throughout the rest of the climb.

Collado Espina is open throughout the year, subject to local weather.

Other sides

Collado Espina can also be climbed from the other side, starting in San Roque.

Nearby Climbs

Puerto de la Sía
Picon del Fraile
El Caracol
Peña Cabarga


We don't currently run any tours including this climb. If you would be interested in customizing an itinerary to include this climb, please contact us.