Lac à Willie is a Lake located in Mont-Valin; Le Fjord-du-Saguenay, Quebec and has an elevation of 463 meters.

• Latitude: 48° 57' 30'' North   (decimal: 48.9583333)
• Longitude: 71° 4' 3'' West   (decimal: -71.0675)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 463 meters
• Location: Mont-Valin; Le Fjord-du-Saguenay
• Atlas of Canada Locator Map: Lac à Willie
• GPS Coordinate Locator Map: Lac à Willie Lat/Long