Lac Chanceux is a Lake located in Lac-Nilgaut; Pontiac, Quebec and has an elevation of 242 meters.

• Latitude: 46° 11' 34'' North   (decimal: 46.1927778)
• Longitude: 77° 3' 7'' West   (decimal: -77.0519444)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 242 meters
• Location: Lac-Nilgaut; Pontiac
• Atlas of Canada Locator Map: Lac Chanceux
• GPS Coordinate Locator Map: Lac Chanceux Lat/Long