Puerto de la Fuenfría

Sierra de Guadarrama, Spain

Gradient:
<4%
4–7%
7–10%
10–12%
>12%

APPROACH ROUTES

Puerto de la Fuenfría is a Category 2 ascent in Sierra de Guadarrama, Spain, topping out at 1 796 m. The Valsaín approach is the hardest — 13.8 km at 4.2%, 578 m gained, maxing at 11.6%. The steepest kilometre averages 10.9%, around km 1.6. It can also be climbed from Cercedilla (10.1 km at 4.4%): 2 measured approaches in all, each profiled kilometre-by-kilometre against Copernicus GLO-30 elevation data. On the Fiets scale it rates 3.2. Late spring through autumn offers the most reliable conditions on the pass.