Lac de la Grosse is a Lake located in Lac-Supérieur; Les Laurentides, Quebec and has an elevation of 421 meters.

• Latitude: 46° 17' 33'' North   (decimal: 46.2925430)
• Longitude: 74° 28' 51'' West   (decimal: -74.4807263)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 421 meters
• Location: Lac-Supérieur; Les Laurentides
• Atlas of Canada Locator Map: Lac de la Grosse
• GPS Coordinate Locator Map: Lac de la Grosse Lat/Long