Lac des Roches is a Lake located in Lac-Sainte-Marie; La Vallée-de-la-Gatineau, Quebec and has an elevation of 244 meters.

• Latitude: 45° 59' 37'' North   (decimal: 45.9936111)
• Longitude: 75° 48' 55'' West   (decimal: -75.8152778)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 244 meters
• Location: Lac-Sainte-Marie; La Vallée-de-la-Gatineau
• Atlas of Canada Locator Map: Lac des Roches
• GPS Coordinate Locator Map: Lac des Roches Lat/Long