Explore hiking trails around San Cristóbal de la Vega, Castilla y León. The best hike near San Cristóbal de la Vega is Collado de Cerromalejo Loop via Pista forestal de la Calle Alta, a 6.0 mile loop in Parque Natural de la Sierra de Guadarrama Norte. San Cristóbal de la Vega has population 83.0.