Arrondissement of Saint-Étienne

The arrondissement of Saint-Étienne is an arrondissement of France. It is part of the Loire "département", Auvergne-Rhône-Alpes region. Its capital, and the prefecture of the department, is the city of Saint-Étienne.
History.
When the Loire department was created in 1793, the "arrondissement" of Saint-Étienne was part of that original department.
Geography.
The "arrondissement" of Saint-Étienne is bordered to the north and northeast by the Rhône department, to the east by the Isère department, to the southeast by the Ardèche department, to the southwest by the Haute-Loire department, and to the northwest by the "arrondissement" of Montbrison.
It is the most southern "arrondissement" of the department and the smallest with an area of , but the one with more people living in it with a population of 411,402 inhabitants and a density of inhabitants/km².
Composition.
Cantons.
After the reorganisation of the cantons in France, cantons are not subdivisions of the "arrondissements" so they could have "communes" that belong to different "arrondissements".
In the "arrondissement" of Saint-Étienne there are 12 cantons:
Communes.
The "arrondissement" of Saint-Étienne has 75 "communes"; they are (with their INSEE codes):
The "communes" with more inhabitants in the "arrondissement" are: