Gournay-sur-Marne (; 'Gournay-on-Marne') or simply Gournay is a commune in the eastern outer suburbs of Paris, France. It is located from the centre of Paris, in Seine-Saint-Denis on the departmental border with Seine-et-Marne.
Gournay-sur-Marne is served by no station of the Paris Métro, RER, or suburban rail network. The closest station to Gournay-sur-Marne is Chelles – Gournay station on Paris RER line E and on the Transilien Paris – Est suburban rail line. This station is located in the neighboring commune of Chelles, from the town center of Gournay-sur-Marne.
The commune has two schools, ÃÂcole maternelle du château, and ÃÂcole élémentaire "Les pâquerettes".