Lac aux Castors is a Lake located in Lac-Pikauba; Charlevoix, Quebec.

• Latitude: 47° 58' 1'' North   (decimal: 47.9669444)
• Longitude: 71° 9' 30'' West   (decimal: -71.1583333)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Location: Lac-Pikauba; Charlevoix
• GPS Coordinate Locator Map: Lac aux Castors Lat/Long