| Key | Value |
| admin_level | 8 |
| border_type | municipi |
| boundary | administrative |
| idee:name | Vilassar de Mar |
| ine:municipio | 08219 |
| name:ca | Vilassar de Mar |
| old_name:-1981 | Sant Joan de Vilassar de Mar |
| old_name:ca:-1981 | Sant Joan de Vilassar de Mar |
| old_name:es | Vilasar de Mar |
| old_name:es:-1981 | San Juan de Vilasar de Mar |
| population | 21055 |
| population:date | 2023 |
| postal_code | 08340 |
| ref:ine | 08219000000 |
| short_name | Vilassar |
| source | BDLL25, EGRN, Instituto Geográfico Nacional |
| type | boundary |
| wikidata | Q12071 |
| wikipedia | ca:Vilassar de Mar |