Lac-Barrière is a Unincorporated area located in Réservoir-Dozois; Vallée-de-l'Or, Quebec.

• Latitude: 47° 29' 50'' North   (decimal: 47.4973003)
• Longitude: 76° 42' 29'' West   (decimal: -76.7080195)
• Topography Feature Category: Unincorporated area
• Geographical Feature: Hameau
• Canadian Province/Territory: Quebec
• Location: Réservoir-Dozois; Vallée-de-l'Or
• Atlas of Canada Locator Map: Lac-Barrière
• GPS Coordinate Locator Map: Lac-Barrière Lat/Long