Sant Vicenç de Montalt, is a municipality in the comarca of the Maresme in Catalonia, Spain. It is situated on the coast between Sant Andreu de Llavaneres and Arenys de Mar, below the el Corredor range, with the main settlement slightly inland. The main N-II road along the coast passes through the municipality, linked to the town by a local road. There are also roads to Arenys de Munt and to Mataró, and a station on the RENFE railway line at Caldes d'Estrac.