Monaghan Lake is a Lake located in Cochrane, Ontario and has an elevation of 279 meters.

• Latitude: 49° 47' 45'' North   (decimal: 49.7958333)
• Longitude: 79° 43' 12'' West   (decimal: -79.7200000)
• Topography Feature Category: Lake
• Geographical Feature: Lake
• Canadian Province/Territory: Ontario
• Elevation: 279 meters
• Location: Cochrane
• Atlas of Canada Locator Map: Monaghan Lake
• GPS Coordinate Locator Map: Monaghan Lake Lat/Long