Rocher Grange is a Island located in Côte-Nord-du-Golfe-du-Saint-Laurent; Basse-Côte-Nord, Quebec.

• Latitude: 50° 8' 20'' North   (decimal: 50.1388889)
• Longitude: 60° 17' 58'' West   (decimal: -60.2994444)
• Topography Feature Category: Island
• Geographical Feature: Rocher
• Canadian Province/Territory: Quebec
• Location: Côte-Nord-du-Golfe-du-Saint-Laurent; Basse-Côte-Nord
• Atlas of Canada Locator Map: Rocher Grange
• GPS Coordinate Locator Map: Rocher Grange Lat/Long