Secret Lake is a Lake located in Thunder Bay, Ontario and has an elevation of 518 meters.

• Latitude: 48° 12' 8'' North   (decimal: 48.2022222)
• Longitude: 85° 31' 54'' West   (decimal: -85.5316666)
• Topography Feature Category: Lake
• Geographical Feature: Lake
• Canadian Province/Territory: Ontario
• Elevation: 518 meters
• Location: Thunder Bay
• Atlas of Canada Locator Map: Secret Lake
• GPS Coordinate Locator Map: Secret Lake Lat/Long