Lassie Lake is a Lake located in Thunder Bay, Ontario and has an elevation of 467 meters.

• Latitude: 48° 43' 28'' North   (decimal: 48.7244444)
• Longitude: 89° 10' 26'' West   (decimal: -89.1738888)
• Topography Feature Category: Lake
• Geographical Feature: Lake
• Canadian Province/Territory: Ontario
• Elevation: 467 meters
• Location: Thunder Bay
• Atlas of Canada Locator Map: Lassie Lake
• GPS Coordinate Locator Map: Lassie Lake Lat/Long