Vitry-sur-Seine is a French commune located in the department of Val-de-Marne in the Île-de-France , about four kilometers south of Paris . Located on the left bank of the Seine , the town is crossed by the Paris – Bordeaux railway line . Weakly urbanized in the early xx th  century, it experienced a population growth from the interwar period to 94 649 inhabitants in 2018 . Historically home to many careers and nurseries , including the lilac , the town was heavily industrialized during […]