Monahan Lake is a Lake located in Cochrane, Ontario and has an elevation of 360 meters.

• Latitude: 48° 33' 38'' North   (decimal: 48.5605555)
• Longitude: 80° 5' 57'' West   (decimal: -80.0991666)
• Topography Feature Category: Lake
• Geographical Feature: Lake
• Canadian Province/Territory: Ontario
• Elevation: 360 meters
• Location: Cochrane
• Atlas of Canada Locator Map: Monahan Lake
• GPS Coordinate Locator Map: Monahan Lake Lat/Long