Lac du Détour is a Lake located in Rivière-Éternité; Le Fjord-du-Saguenay, Quebec and has an elevation of 441 meters.

• Latitude: 48° 7' 40'' North   (decimal: 48.1277778)
• Longitude: 70° 39' 21'' West   (decimal: -70.6558333)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 441 meters
• Location: Rivière-Éternité; Le Fjord-du-Saguenay
• Atlas of Canada Locator Map: Lac du Détour
• GPS Coordinate Locator Map: Lac du Détour Lat/Long