Barrett Lake is a Lake located in Muskoka, Ontario and has an elevation of 236 meters.

• Latitude: 45° 2' 13'' North   (decimal: 45.0369444)
• Longitude: 79° 37' 48'' West   (decimal: -79.6300000)
• Topography Feature Category: Lake
• Geographical Feature: Lake
• Canadian Province/Territory: Ontario
• Elevation: 236 meters
• Location: Muskoka
• Atlas of Canada Locator Map: Barrett Lake
• GPS Coordinate Locator Map: Barrett Lake Lat/Long