Lac des Trente et Un Milles is a Lake located in Bouchette; La Vallée-de-la-Gatineau, Quebec and has an elevation of 168 meters.

• Latitude: 46° 12' 22'' North   (decimal: 46.2061649)
• Longitude: 75° 48' 35'' West   (decimal: -75.8096667)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 168 meters
• Location: Bouchette; La Vallée-de-la-Gatineau
• Atlas of Canada Locator Map: Lac des Trente et Un Milles
• GPS Coordinate Locator Map: Lac des Trente et Un Milles Lat/Long