Salvan has an area, as of 2011, of 53.5 square kilometers (20.7 sq mi).
 Of this area, 7.5% is used for agricultural purposes, while 25.7% is forested.
 Of the rest of the land, 1.6% is settled (buildings or roads) and 65.2% is unproductive land.

The municipality is located in the Saint-Maurice district, in the Trient valley.
 It consists of the village of Salvan and several hamlets, including Les Marécottes and until 1912, Vernayaz, Miéville and Gueuroz.

Lac d'Emosson is a reservoir partially located in the municipality.
Salvan has an area, as of 2011, of 53.5 square kilometers (20.7 sq mi).  Of this area, 7.5% is used for agricultural purposes, while 25.7% is forested.  Of the rest of the land, 1.6% is settled (buildings or roads) and 65.2% is unproductive land.
The municipality is located in the Saint-Maurice district, in the Trient valley.  It consists of the village of Salvan and several hamlets, including Les Marécottes and until 1912, Vernayaz, Miéville and Gueuroz.
Lac d'Emosson is a reservoir partially located in the municipality.
Salvan, Switzerland