Portillo de la Sía

from Las Machorras · Cantabria, Spain

Gradient:

<4%

4–7%

7–10%

10–12%

>12%

Approach route

GRADIENT PROFILE

<4%4–7%7–10%10–12%>12%

Km-by-km average gradient from Copernicus GLO-30 elevation data along the road.

From Las Machorras, Portillo de la Sía climbs 7.4 km at 5.6% average, gaining 413 m to the 1 200 m summit, ramping to 11.0%. Its steepest kilometre averages 8.7% near km 6.5. On the Fiets scale this side rates 2.5. It is the gentler of the two approaches.