Lac Marcet is a Lake located in Saint-Guillaume-Nord; Matawinie, Quebec and has an elevation of 406 meters.

• Latitude: 46° 27' 17'' North   (decimal: 46.4547608)
• Longitude: 73° 52' 7'' West   (decimal: -73.8684809)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 406 meters
• Location: Saint-Guillaume-Nord; Matawinie
• Atlas of Canada Locator Map: Lac Marcet
• GPS Coordinate Locator Map: Lac Marcet Lat/Long