McMullen Lake is a Lake located in Thunder Bay, Ontario and has an elevation of 450 meters.

• Latitude: 49° 33' 58'' North   (decimal: 49.5661111)
• Longitude: 89° 45' 29'' West   (decimal: -89.7580555)
• Topography Feature Category: Lake
• Geographical Feature: Lake
• Canadian Province/Territory: Ontario
• Elevation: 450 meters
• Location: Thunder Bay
• Atlas of Canada Locator Map: McMullen Lake
• GPS Coordinate Locator Map: McMullen Lake Lat/Long