Lac du Trois Milles is a Lake located in Longue-Rive; La Haute-Côte-Nord, Quebec and has an elevation of 139 meters.

• Latitude: 48° 33' 42'' North   (decimal: 48.5616934)
• Longitude: 69° 18' 58'' West   (decimal: -69.3161654)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 139 meters
• Location: Longue-Rive; La Haute-Côte-Nord
• Atlas of Canada Locator Map: Lac du Trois Milles
• GPS Coordinate Locator Map: Lac du Trois Milles Lat/Long