Puerto de Guadarrama o Alto del León

Sierra de Guadarrama, 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 Guadarrama, Puerto de Guadarrama o Alto del León climbs 4.9 km at 7.7% average, gaining 375 m to the 1 511 m summit, ramping to 11.9%. Its steepest kilometre averages 10.2% near km 2.3. On the Fiets scale this side rates 3.4. It is the tougher of the climb's two approaches.