Lac Boulanger is a Lake located in Sainte-Émélie-de-l'Énergie; Matawinie, Quebec and has an elevation of 445 meters.

• Latitude: 46° 21' 14'' North   (decimal: 46.3538888)
• Longitude: 73° 48' 32'' West   (decimal: -73.8088889)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 445 meters
• Location: Sainte-Émélie-de-l'Énergie; Matawinie
• Atlas of Canada Locator Map: Lac Boulanger
• GPS Coordinate Locator Map: Lac Boulanger Lat/Long