Île Mainville is a Island located in Saint-Joseph-de-Beauce; Robert-Cliche, Quebec and has an elevation of 156 meters.

• Latitude: 46° 16' 32'' North   (decimal: 46.2755555)
• Longitude: 70° 50' 6'' West   (decimal: -70.8349999)
• Topography Feature Category: Island
• Geographical Feature: Île / Ile
• Canadian Province/Territory: Quebec
• Elevation: 156 meters
• Location: Saint-Joseph-de-Beauce; Robert-Cliche
• Atlas of Canada Locator Map: Île Mainville
• GPS Coordinate Locator Map: Île Mainville Lat/Long