Etaples railway station is the closest to Le Touquet. Gare de Étaples serves Etaples and Le Touquet, both in the Pas-de-Calais department, northern France. The station is located in the centre of Étaples.

Railway Station Services
The railway station is served by the TER Nord-Pas-de-Calais and TER Picardie (services between Boulogne-Sur-Mer and Arras, and services between Lille and Calais). It also sees Intercity services between Paris Gare du Nord and Boulogne-Sur-Mer via Abbeville.

To travel by Train to Le Touquet you have a couple of options.
Take the Eurostar train service from London (or Ashford) to Lille. For Le Touquet use the local train service to reach Etaples sur Mer station, then take a bus or Taxi to Le Touquet. Alternatively, take a train to Dover, then the ferry to Calais, and take a local train from Calais Frethun to Etaples sur Mer, then take a bus or taxi to Le Touquet.