Lac Saint-Denis is a Lake located in Pont-Rouge; Portneuf, Quebec and has an elevation of 108 meters.

• Latitude: 46° 45' 44'' North   (decimal: 46.7622456)
• Longitude: 71° 37' 36'' West   (decimal: -71.6267650)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 108 meters
• Location: Pont-Rouge; Portneuf
• Atlas of Canada Locator Map: Lac Saint-Denis
• GPS Coordinate Locator Map: Lac Saint-Denis Lat/Long