Lac Grasset is a Lake located in Baie-James; Jamésie, Quebec and has an elevation of 260 meters.

• Latitude: 49° 56' 33'' North   (decimal: 49.9424999)
• Longitude: 78° 9' 43'' West   (decimal: -78.1619444)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 260 meters
• Location: Baie-James; Jamésie
• Atlas of Canada Locator Map: Lac Grasset
• GPS Coordinate Locator Map: Lac Grasset Lat/Long