Communauté d'agglomération Plaine Vallée
Plaine Vallée | |
|---|---|
| Country | France |
| Region | Île-de-France |
| Department | Val-d'Oise |
| No. of communes | 18 |
| Established | 2016 |
| Seat | Montmorency |
Area | 74.1 km2 (28.6 sq mi) |
| Population (2021) | 184,945 |
| • Density | 2,496/km2 (6,460/sq mi) |
Communauté d'agglomération Plaine Vallée is the communauté d'agglomération, an intercommunal structure, covering northwestern suburbs of Paris. It is located in the Val-d'Oise department, in the Île-de-France region, northern France. Established in November 2015, effective from January 2016, its seat is in Montmorency. Its area is 74.1 km,2 and its population was 184,945 in 2021.