Le Cul-de-Sac is a Rapids located in Sainte-Brigitte-de-Laval; La Jacques-Cartier, Quebec.

• Latitude: 47° 2' 20'' North   (decimal: 47.0388888)
• Longitude: 71° 9' 27'' West   (decimal: -71.1575)
• Topography Feature Category: Rapids
• Geographical Feature: Rapide
• Canadian Province/Territory: Quebec
• Location: Sainte-Brigitte-de-Laval; La Jacques-Cartier
• Atlas of Canada Locator Map: Le Cul-de-Sac
• GPS Coordinate Locator Map: Le Cul-de-Sac Lat/Long