Gertrude Lake is a Lake located in Mackenzie, Northwest Territories and has an elevation of 225 meters.

• Latitude: 60° 23' 1'' North   (decimal: 60.3836405)
• Longitude: 111° 21' 5'' West   (decimal: -111.3512848)
• Topography Feature Category: Lake
• Geographical Feature: Lake
• Canadian Province/Territory: Northwest Territories
• Elevation: 225 meters
• Location: Mackenzie
• Atlas of Canada Locator Map: Gertrude Lake
• GPS Coordinate Locator Map: Gertrude Lake Lat/Long