Lac à Gilles is a Lake located in Lac-Ministuk; Le Fjord-du-Saguenay, Quebec and has an elevation of 362 meters.

• Latitude: 48° 9' 7'' North   (decimal: 48.1519444)
• Longitude: 70° 58' 10'' West   (decimal: -70.9694444)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 362 meters
• Location: Lac-Ministuk; Le Fjord-du-Saguenay
• Atlas of Canada Locator Map: Lac à Gilles
• GPS Coordinate Locator Map: Lac à Gilles Lat/Long