Lac Allan is a Lake located in Lac-Jacques-Cartier; La Côte-de-Beaupré, Quebec and has an elevation of 870 meters.

• Latitude: 47° 35' 55'' North   (decimal: 47.5986111)
• Longitude: 71° 21' 1'' West   (decimal: -71.3502778)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 870 meters
• Location: Lac-Jacques-Cartier; La Côte-de-Beaupré
• Atlas of Canada Locator Map: Lac Allan
• GPS Coordinate Locator Map: Lac Allan Lat/Long