Mahon Swamp is a Low vegetation located in Renfrew, Ontario and has an elevation of 319 meters.

• Latitude: 45° 23' 42'' North   (decimal: 45.3949999)
• Longitude: 77° 36' 8'' West   (decimal: -77.6022222)
• Topography Feature Category: Low vegetation
• Geographical Feature: Swamp
• Canadian Province/Territory: Ontario
• Elevation: 319 meters
• Location: Renfrew
• Atlas of Canada Locator Map: Mahon Swamp
• GPS Coordinate Locator Map: Mahon Swamp Lat/Long