Sister Islands is a Island located in Frontenac, Ontario and has an elevation of 89 meters.

• Latitude: 44° 26' 21'' North   (decimal: 44.4391666)
• Longitude: 76° 17' 54'' West   (decimal: -76.2983333)
• Topography Feature Category: Island
• Geographical Feature: Islands
• Canadian Province/Territory: Ontario
• Elevation: 89 meters
• Location: Frontenac
• Atlas of Canada Locator Map: Sister Islands
• GPS Coordinate Locator Map: Sister Islands Lat/Long