Lac Saint-Pierre is a Lake located in Lac-Nilgaut; Pontiac, Quebec and has an elevation of 297 meters.

• Latitude: 46° 11' 29'' North   (decimal: 46.1913889)
• Longitude: 77° 18' 13'' West   (decimal: -77.3036111)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 297 meters
• Location: Lac-Nilgaut; Pontiac
• Atlas of Canada Locator Map: Lac Saint-Pierre
• GPS Coordinate Locator Map: Lac Saint-Pierre Lat/Long