Agate Island is a Island located in Thunder Bay, Ontario and has an elevation of 189 meters.

• Latitude: 48° 41' 37'' North   (decimal: 48.6936111)
• Longitude: 87° 59' 15'' West   (decimal: -87.9875000)
• Topography Feature Category: Island
• Geographical Feature: Island
• Canadian Province/Territory: Ontario
• Elevation: 189 meters
• Location: Thunder Bay
• Atlas of Canada Locator Map: Agate Island
• GPS Coordinate Locator Map: Agate Island Lat/Long