Walmer is a town in the district of Dover, Kent, in England. Located on the coast, the parish of Walmer is six miles south-east of Sandwich, Kent. The town's coastline and castle are popular amongst tourists. It has a population of 6,693, increasing to 8,178 at the 2011 Census. Walmer is closely associated with its adjoining neighbour, the town of Deal- sharing many amenities and services and benefiting from Deal's High Street shopping area. Walmer railway station is on the Kent Coast Line.