When the Marne department was created on 1800, the arrondissement of Châlons-en-Champagne, with the name Châlons-sur-Marne, was part of that original department.[2]
Geography
The arrondissement of Châlons-en-Champagne is the central arrondissements of the Marne department. It is bordered to the north by the arrondissement of Reims and, for a short distance, by the Ardennes department; to the northeast by the Sainte-Menehouldarrondissement; to the southeast and south by the Vitry-le-Françoisarrondissement; and to the west by the Épernayarrondissement.
The arrondissement of Châlons-en-Champagne is the second largest arrondissement of the department in area, 1,778.3 km2 (686.6 sq mi), and the third in population (103,110 inhabitants) with a population density of 58.0 inhabitants/km².[3]
Composition
Cantons
After the reorganisation of the cantons in France,[4] cantons are not subdivisions of the arrondissements so they could have communes that belong to different arrondissements.
In the arrondissement of Châlons-en-Champagne, there are six cantons and three of them do not have all their "communes" in the arrondissement: