Mareil-MarlyMareil-Marly is a commune in the Yvelines department in the Île-de-France region in north-central France.WWW mareil-marly.fr𝕏 Mareil78750TransportationThe train station was built in 1882 on the Grande Ceinture line. Since 2022, it is served by Île-de-France tramway Line 13 Express between Saint-Germain-en-Laye and Saint-Cyr-l'École.