Le Plessis-aux-Bois is in the department of Seine-et-Marne located in the Île-de-France region.
Since 2015, Le Plessis-aux-Bois is in the canton of Claye-Souilly (n ° 3). Before the reform of the departments, Le Plessis-aux-Bois was in the canton n ° 37 of Mitry Mory in the 7th district.
The citizens of Le Plessis-aux-Bois are appointed: Plessisboisiens et les Plessisboisiennes.
Le Plessis-aux-Bois is attached to a public inter-municipal cooperation establishment (EPCI): Community of Communes of the Plains and Monts de France.
