Barnum Lake is a Lake located in Haliburton, Ontario and has an elevation of 332 meters.

• Latitude: 45° 1' 41'' North   (decimal: 45.0280555)
• Longitude: 78° 31' 54'' West   (decimal: -78.5316666)
• Topography Feature Category: Lake
• Geographical Feature: Lake
• Canadian Province/Territory: Ontario
• Elevation: 332 meters
• Location: Haliburton
• Atlas of Canada Locator Map: Barnum Lake
• GPS Coordinate Locator Map: Barnum Lake Lat/Long