 This etymology has shifted somewhat over time, so we find Reng-du-Fliez in an entry of at the castle of Beaurain dated 1633, "Le Rang Deflier" on a map of 1790 and "Le Rang d’Effliers" on a military map of 1830.The future of Rang-du-Fliers turned in the middle of the 19th century with the construction of the railway line from Paris to Calais.In 1848, the mayor of Verton refused the building of a station in the town because of alleged pollution, and it was decided instead to build it at Rang-du-Fliers.