Lac Gestas is a Lake located in Saint-Thomas-Didyme; Maria-Chapdelaine, Quebec and has an elevation of 266 meters.

• Latitude: 48° 52' 12'' North   (decimal: 48.8700200)
• Longitude: 72° 46' 14'' West   (decimal: -72.7705945)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 266 meters
• Location: Saint-Thomas-Didyme; Maria-Chapdelaine
• Atlas of Canada Locator Map: Lac Gestas
• GPS Coordinate Locator Map: Lac Gestas Lat/Long