Lac au Sable is a Lake located in Baie-James; Jamésie, Quebec.

• Latitude: 51° 9' 7'' North   (decimal: 51.1519444)
• Longitude: 76° 54' 17'' West   (decimal: -76.9047222)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Location: Baie-James; Jamésie
• GPS Coordinate Locator Map: Lac au Sable Lat/Long