Vicdessos is a commune in the Ariège department in southwestern France.
The superficy of Vicdessos is of about 6,01km2 with a minimum elevation of 652 meters and a maximum elevation of 1585 meters.
This Pyrennean township lies in the Natural regional park of Pyrenées ariégoises in the Vicdessos valley, at the feet of the Montcalm mountains.
Vicdessos is 15 km far from Tarascon-sur-Ariège and 95 km far from Toulouse.
Inhabitants of Vicdessos are called Vicdessosiens.