Île Mercer is a Island located in Saint-Augustin; Basse-Côte-Nord, Quebec and has an elevation of 0 meters.

• Latitude: 51° 1' 35'' North   (decimal: 51.0264474)
• Longitude: 58° 42' 16'' West   (decimal: -58.7043884)
• Topography Feature Category: Island
• Geographical Feature: Île / Ile
• Canadian Province/Territory: Quebec
• Elevation: 0 meters
• Location: Saint-Augustin; Basse-Côte-Nord
• Atlas of Canada Locator Map: Île Mercer
• GPS Coordinate Locator Map: Île Mercer Lat/Long