Porcupine Island is a Cape located in Muskoka, Ontario and has an elevation of 177 meters.

• Latitude: 45° 0' 48'' North   (decimal: 45.0133333)
• Longitude: 79° 59' 24'' West   (decimal: -79.9899999)
• Topography Feature Category: Cape
• Geographical Feature: Point
• Canadian Province/Territory: Ontario
• Elevation: 177 meters
• Location: Muskoka
• Atlas of Canada Locator Map: Porcupine Island
• GPS Coordinate Locator Map: Porcupine Island Lat/Long