Lac Toussaint is a Lake located in Notre-Dame-de-la-Merci; Matawinie, Quebec and has an elevation of 456 meters.

• Latitude: 46° 13' 57'' North   (decimal: 46.2324999)
• Longitude: 73° 58' 36'' West   (decimal: -73.9766667)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 456 meters
• Location: Notre-Dame-de-la-Merci; Matawinie
• Atlas of Canada Locator Map: Lac Toussaint
• GPS Coordinate Locator Map: Lac Toussaint Lat/Long