| El Besòs i el Maresme | |
| Settlement Type: | Neighbourhood of Barcelona |
| Subdivision Type: | Country |
| Subdivision Type1: | Autonomous Community |
| Subdivision Type2: | Province |
| Subdivision Name2: | Barcelona |
| Subdivision Type3: | Comarca |
| Subdivision Name3: | Barcelonès |
| Subdivision Type4: | Municipality |
| Subdivision Name4: | Barcelona |
| Subdivision Type5: | District |
| Subdivision Name5: | Sant Martí |
| Unit Pref: | Metric |
| Population Total: | 22,746 |
| Population As Of: | 2016 |
| Population Density Km2: | auto |
El Besòs i el Maresme is a neighborhood in the Sant Martí district of Barcelona, Catalonia (Spain). Originally the land had been irrigated by the irrigation of the burrow and the Verneda, remains of an old arm of the river Besòs that empties into the Camp de la Bóta. The neighborhood stretches along the Rambla de Prim.
In the neighborhood there is part of the Parc del Fòrum, built for the event of 2004 Universal Forum of Cultures and there will be built the campus Diagonal-Besòs and Zoo Marine.