La Grande Sand Bar is a Shoal located in Notre-Dame-du-Laus; Antoine-Labelle, Quebec.

• Latitude: 45° 59' 36'' North   (decimal: 45.9933857)
• Longitude: 75° 43' 19'' West   (decimal: -75.7218895)
• Topography Feature Category: Shoal
• Geographical Feature: Haut-fond
• Canadian Province/Territory: Quebec
• Location: Notre-Dame-du-Laus; Antoine-Labelle
• Atlas of Canada Locator Map: La Grande Sand Bar
• GPS Coordinate Locator Map: La Grande Sand Bar Lat/Long