Lac à Vaillancourt is a Lake located in Saint-Valérien; Rimouski-Neigette, Quebec and has an elevation of 201 meters.

• Latitude: 48° 18' 15'' North   (decimal: 48.3042009)
• Longitude: 68° 38' 6'' West   (decimal: -68.6350247)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 201 meters
• Location: Saint-Valérien; Rimouski-Neigette
• Atlas of Canada Locator Map: Lac à Vaillancourt
• GPS Coordinate Locator Map: Lac à Vaillancourt Lat/Long