Muir Lake is a Lake located in Thunder Bay, Ontario and has an elevation of 331 meters.

• Latitude: 48° 48' 47'' North   (decimal: 48.8130555)
• Longitude: 88° 1' 56'' West   (decimal: -88.0322222)
• Topography Feature Category: Lake
• Geographical Feature: Lake
• Canadian Province/Territory: Ontario
• Elevation: 331 meters
• Location: Thunder Bay
• Atlas of Canada Locator Map: Muir Lake
• GPS Coordinate Locator Map: Muir Lake Lat/Long