Mason Lake is a Lake located in Thunder Bay, Ontario and has an elevation of 484 meters.

• Latitude: 48° 22' 31'' North   (decimal: 48.3752777)
• Longitude: 90° 19' 8'' West   (decimal: -90.3188888)
• Topography Feature Category: Lake
• Geographical Feature: Lake
• Canadian Province/Territory: Ontario
• Elevation: 484 meters
• Location: Thunder Bay
• Atlas of Canada Locator Map: Mason Lake
• GPS Coordinate Locator Map: Mason Lake Lat/Long