Rattail Lake is a Lake located in Renfrew, Ontario and has an elevation of 299 meters.

• Latitude: 46° 11' 7'' North   (decimal: 46.1852777)
• Longitude: 78° 10' 54'' West   (decimal: -78.1816666)
• Topography Feature Category: Lake
• Geographical Feature: Lake
• Canadian Province/Territory: Ontario
• Elevation: 299 meters
• Location: Renfrew
• Atlas of Canada Locator Map: Rattail Lake
• GPS Coordinate Locator Map: Rattail Lake Lat/Long