Lac-Desmarais is a Unincorporated area located in Mont-Tremblant; Les Laurentides, Quebec and has an elevation of 296 meters.

• Latitude: 46° 10' 37'' North   (decimal: 46.1769888)
• Longitude: 74° 38' 20'' West   (decimal: -74.6387886)
• Topography Feature Category: Unincorporated area
• Geographical Feature: Hameau
• Canadian Province/Territory: Quebec
• Elevation: 296 meters
• Location: Mont-Tremblant; Les Laurentides
• Atlas of Canada Locator Map: Lac-Desmarais
• GPS Coordinate Locator Map: Lac-Desmarais Lat/Long