Lac des Roches is a Lake located in Lac-Ashuapmushuan; Le Domaine-du-Roy, Quebec and has an elevation of 518 meters.

• Latitude: 48° 40' 26'' North   (decimal: 48.6738889)
• Longitude: 72° 55' 40'' West   (decimal: -72.9277778)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 518 meters
• Location: Lac-Ashuapmushuan; Le Domaine-du-Roy
• Atlas of Canada Locator Map: Lac des Roches
• GPS Coordinate Locator Map: Lac des Roches Lat/Long