Lac du Castor Noir is a Lake located in Saint-Guillaume-Nord; Matawinie, Quebec and has an elevation of 459 meters.

• Latitude: 46° 31' 0'' North   (decimal: 46.5167075)
• Longitude: 74° 5' 24'' West   (decimal: -74.0898778)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 459 meters
• Location: Saint-Guillaume-Nord; Matawinie
• Atlas of Canada Locator Map: Lac du Castor Noir
• GPS Coordinate Locator Map: Lac du Castor Noir Lat/Long