Information for visitors

There are two locations separated by a 20 minute walk. Check the right location with your host.

“Saint-Martin” (Neuro group and MIDI groups)

CY university ( 5th floor )
2 avenue Adolphe-Chauvin
BP 222, Pontoise
95302 Cergy-Pontoise cedex

“ENSEA” (ICI, CELL and MIDI groups)

ENSEA ( 3th floor )
6 avenue du Ponceau
95014 Cergy-Pontoise cedex

Public transport

To plan your journey on the public transport we strongly advise you to use the following route planners: site of public transport of the Ile-de-France region and RATP.

From the center of Paris by RER

Take an RER A train to Cergy-le-Haut and get off at Cergy-Préfecture. RER trains stop at a handful of underground stations in Paris (Nation, Gare de Lyon, Chatelet-Les-Halles, Auber, Etoile and La Defense, to name but a few).

From Roissy Charles-de-Gaulle airport
  • Direct bus n° 95-18 takes you to Cergy-Prefecture. Expect one bus every hour.
  • RER Train from Roissy Take a southbound RER B train to Robinson or Saint-Remy-les-Chevreuses, then transfer at Châtelet-les-Halles to an RER A train to Cergy-le-Haut, and finally get off at Cergy-Préfecture.
From Orly airport

Take the ORLYVAL shuttle to Antony. At Antony station, take a northbound RER B (aka Mitry-Claye or CDG Airport), change at Châtelet-les-Halles station to an RER A train to Cergy-le-Haut, get off at Cergy-Préfecture.

From Paris by SNCF suburbs train

From gare Saint-Lazare, take an L train to Cergy-le-Haut, get off at Cergy-Préfecture.
From gare du nord take an H train to Pontoise, get off at Pontoise.