From Paris (90km): Motorway A15, direction to Pontoise, then N14 direction Rouen. Round about in Saint Jean de Fresnelles turn on right (Gournay). In Puchay, third on right then at the church take the left.
From Rouen (35KM): N14 direction Cergy Pontoise. Roundabout at Saint Jean de Fresnelles, take the left to Gournay. In Puchay, third on right then at the church take the left.