Île du Grand Large is a Island located in Saint-Thomas-Didyme; Maria-Chapdelaine, Quebec and has an elevation of 231 meters.

• Latitude: 48° 59' 31'' North   (decimal: 48.9919444)
• Longitude: 72° 44' 33'' West   (decimal: -72.7425)
• Topography Feature Category: Island
• Geographical Feature: Îlot / Ilot
• Canadian Province/Territory: Quebec
• Elevation: 231 meters
• Location: Saint-Thomas-Didyme; Maria-Chapdelaine
• Atlas of Canada Locator Map: Île du Grand Large
• GPS Coordinate Locator Map: Île du Grand Large Lat/Long