Lac Lacoste is a Lake located in Saint-André-Avellin; Papineau, Quebec and has an elevation of 207 meters.

• Latitude: 45° 42' 46'' North   (decimal: 45.7127778)
• Longitude: 75° 5' 26'' West   (decimal: -75.0905555)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 207 meters
• Location: Saint-André-Avellin; Papineau
• Atlas of Canada Locator Map: Lac Lacoste
• GPS Coordinate Locator Map: Lac Lacoste Lat/Long