Lac Courtois is a Lake located in Mont-Valin; Le Fjord-du-Saguenay, Quebec and has an elevation of 610 meters.

• Latitude: 51° 41' 50'' North   (decimal: 51.6972222)
• Longitude: 71° 9' 48'' West   (decimal: -71.1633333)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 610 meters
• Location: Mont-Valin; Le Fjord-du-Saguenay
• Atlas of Canada Locator Map: Lac Courtois
• GPS Coordinate Locator Map: Lac Courtois Lat/Long