Lac Saint-Louis is a Lake located in Saint-Édouard-de-Maskinongé; Maskinongé, Quebec and has an elevation of 249 meters.

• Latitude: 46° 22' 21'' North   (decimal: 46.3724999)
• Longitude: 73° 10' 17'' West   (decimal: -73.1713889)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 249 meters
• Location: Saint-Édouard-de-Maskinongé; Maskinongé
• Atlas of Canada Locator Map: Lac Saint-Louis
• GPS Coordinate Locator Map: Lac Saint-Louis Lat/Long