Lillian Lake is a Lake located in Thunder Bay, Ontario and has an elevation of 358 meters.

• Latitude: 49° 34' 49'' North   (decimal: 49.5802777)
• Longitude: 87° 50' 53'' West   (decimal: -87.8480555)
• Topography Feature Category: Lake
• Geographical Feature: Lake
• Canadian Province/Territory: Ontario
• Elevation: 358 meters
• Location: Thunder Bay
• Atlas of Canada Locator Map: Lillian Lake
• GPS Coordinate Locator Map: Lillian Lake Lat/Long