Lac du Coteau is a Lake located in Lac-Matawin; Matawinie, Quebec and has an elevation of 420 meters.

• Latitude: 46° 47' 10'' North   (decimal: 46.7861111)
• Longitude: 74° 2' 12'' West   (decimal: -74.0366666)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 420 meters
• Location: Lac-Matawin; Matawinie
• Atlas of Canada Locator Map: Lac du Coteau
• GPS Coordinate Locator Map: Lac du Coteau Lat/Long