Private Transport :

From Paris: from the A13, take the Marly-le-Roi/Saint-Germain-en-Laye exit.  From the A14 via La Défense, take the Chatou or Rueil-Malmaison exit.

From Versailles: take RD 186 towards Saint-Germain-en-Laye

From Saint-Germain-en-Laye or Poissy: take RD 13 towards Bougival and Rueil-Malmaison

Public Transport :

SNCF/rail: from Paris Saint-Lazare to Saint-Nom-la- Bretèche, alight at Louveciennes or Marly-le-Roi

RER Line A to Saint-Germain-en-Laye: alight at Rueil-Malmaison or Chatou or Le Vésinet/Le Pecq.