Lac du Cul-de-Sac is a Lake located in Lac-Croche; La Jacques-Cartier, Quebec and has an elevation of 484 meters.

• Latitude: 47° 35' 41'' North   (decimal: 47.5947222)
• Longitude: 72° 5' 29'' West   (decimal: -72.0913889)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 484 meters
• Location: Lac-Croche; La Jacques-Cartier
• Atlas of Canada Locator Map: Lac du Cul-de-Sac
• GPS Coordinate Locator Map: Lac du Cul-de-Sac Lat/Long