Grassy Island is a Island located in Essex, Ontario and has an elevation of 176 meters.

• Latitude: 42° 13' 6'' North   (decimal: 42.2183333)
• Longitude: 83° 6' 31'' West   (decimal: -83.1086111)
• Topography Feature Category: Island
• Geographical Feature: Island
• Canadian Province/Territory: Ontario
• Elevation: 176 meters
• Location: Essex
• Atlas of Canada Locator Map: Grassy Island
• GPS Coordinate Locator Map: Grassy Island Lat/Long