Île de la Demoiselle is a Island located in Bonne-Espérance; Basse-Côte-Nord, Quebec and has an elevation of 23 meters.

• Latitude: 51° 24' 46'' North   (decimal: 51.4128310)
• Longitude: 57° 37' 54'' West   (decimal: -57.6315776)
• Topography Feature Category: Island
• Geographical Feature: Île / Ile
• Canadian Province/Territory: Quebec
• Elevation: 23 meters
• Location: Bonne-Espérance; Basse-Côte-Nord
• Atlas of Canada Locator Map: Île de la Demoiselle
• GPS Coordinate Locator Map: Île de la Demoiselle Lat/Long