Secret Lake is a Lake located in Thunder Bay, Ontario and has an elevation of 350 meters.

• Latitude: 50° 18' 57'' North   (decimal: 50.3158333)
• Longitude: 88° 58' 25'' West   (decimal: -88.9736111)
• Topography Feature Category: Lake
• Geographical Feature: Lake
• Canadian Province/Territory: Ontario
• Elevation: 350 meters
• Location: Thunder Bay
• Atlas of Canada Locator Map: Secret Lake
• GPS Coordinate Locator Map: Secret Lake Lat/Long