Île à l'Oignon is a Island located in Saint-Antoine-de-l'Isle-aux-Grues; Montmagny, Quebec and has an elevation of 1 meters.

• Latitude: 47° 6' 54'' North   (decimal: 47.1150222)
• Longitude: 70° 31' 47'' West   (decimal: -70.5298003)
• Topography Feature Category: Island
• Geographical Feature: Île / Ile
• Canadian Province/Territory: Quebec
• Elevation: 1 meters
• Location: Saint-Antoine-de-l'Isle-aux-Grues; Montmagny
• Atlas of Canada Locator Map: Île à l'Oignon
• GPS Coordinate Locator Map: Île à l'Oignon Lat/Long