Highrock Island is a Island located in Rainy River, Ontario and has an elevation of 346 meters.

• Latitude: 48° 47' 8'' North   (decimal: 48.7855555)
• Longitude: 93° 17' 3'' West   (decimal: -93.2841666)
• Topography Feature Category: Island
• Geographical Feature: Island
• Canadian Province/Territory: Ontario
• Elevation: 346 meters
• Location: Rainy River
• Atlas of Canada Locator Map: Highrock Island
• GPS Coordinate Locator Map: Highrock Island Lat/Long