Lac Castor is a Lake located in Saint-Faustin¿Lac-Carré; Les Laurentides, Quebec and has an elevation of 353 meters.

• Latitude: 46° 2' 20'' North   (decimal: 46.0389334)
• Longitude: 74° 31' 41'' West   (decimal: -74.5279526)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 353 meters
• Location: Saint-Faustin¿Lac-Carré; Les Laurentides
• Atlas of Canada Locator Map: Lac Castor
• GPS Coordinate Locator Map: Lac Castor Lat/Long