La Grande Basque is a Island located in Sept-Îles; Sept-Rivières, Quebec and has an elevation of 89 meters.

• Latitude: 50° 9' 40'' North   (decimal: 50.1611630)
• Longitude: 66° 21' 56'' West   (decimal: -66.3655092)
• Topography Feature Category: Island
• Geographical Feature: Île / Ile
• Canadian Province/Territory: Quebec
• Elevation: 89 meters
• Location: Sept-Îles; Sept-Rivières
• Atlas of Canada Locator Map: La Grande Basque
• GPS Coordinate Locator Map: La Grande Basque Lat/Long