Mabretou Lake is a Lake located in Naskaupi, Newfoundland and Labrador and has an elevation of 421 meters.

• Latitude: 52° 16' 15'' North   (decimal: 52.2708333)
• Longitude: 61° 38' 5'' West   (decimal: -61.6347221)
• Topography Feature Category: Lake
• Geographical Feature: Lake
• Canadian Province/Territory: Newfoundland and Labrador
• Elevation: 421 meters
• Location: Naskaupi
• Atlas of Canada Locator Map: Mabretou Lake
• GPS Coordinate Locator Map: Mabretou Lake Lat/Long