Lac à l'Île is a Lake located in Lac-Jacques-Cartier; La Côte-de-Beaupré, Quebec.

• Latitude: 47° 20' 28'' North   (decimal: 47.3411315)
• Longitude: 70° 56' 28'' West   (decimal: -70.9412033)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Location: Lac-Jacques-Cartier; La Côte-de-Beaupré
• Atlas of Canada Locator Map: Lac à l'Île
• GPS Coordinate Locator Map: Lac à l'Île Lat/Long