Castra Lake is a Lake located in Algoma, Ontario and has an elevation of 406 meters.

• Latitude: 46° 34' 27'' North   (decimal: 46.5741666)
• Longitude: 83° 11' 20'' West   (decimal: -83.1888888)
• Topography Feature Category: Lake
• Geographical Feature: Lake
• Canadian Province/Territory: Ontario
• Elevation: 406 meters
• Location: Algoma
• Atlas of Canada Locator Map: Castra Lake
• GPS Coordinate Locator Map: Castra Lake Lat/Long