Côtière or Côtière de l'Ain is a natural region located southwest of the department of Ain, France.
[1] It is along a slope of about forty kilometers, beginning with the balcony of Croix-Rousse and ending in Meximieux.
The main cities are Miribel, Montluel and Meximieux.
Pérouges is member of Les Plus Beaux Villages de France.
This Ain geographical article is a stub.