Explore details about location Sant Joan. Sant Joan is a location situated within the Vilassar de Mar alongside other areas such as Carrer de Mossén Pere Ribot, Doctor Masriera, Carrer del Mont. Additionally, some smaller parts of Sant Joan include specific areas like Carrer de Marià Vidal, Avinguda Carles III, Avinguda de l'Escultor Monjo adding to the diversity of its landscape.