From Madrid:
Take M-40 to get on the autovia A 3 in the direction of Valencia. Get
off at Villarejo-Belmonte del Tajo, pass those two towns and the next
one will be Chinchon. From Andalucia:
Take Autovia N-IV and get off at Aranjuez, from there, follow the signs
indicating the way to Chinchon.