Vallées-en-Champagne

Vallées-en-Champagne is a commune in the Aisne department of northern France. The municipality was established on 1 January 2016 and consists of the former communes of Baulne-en-Brie, La Chapelle-Monthodon and Saint-Agnan.
The town hall is in Baulne-en-Brie.
Geography.
Vallées-en-Champagne is in the southeastern part of the Aisne department, on the border with the Marne department, at to the south of Laon, the prefecture of the department, and at to the southeast of Château-Thierry, the subprefecture of the "arrondissement".
It has an area of with an altitude of .
Composition.
The "commune" is formed by: