Mary Lake is a Lake located in 90-22-W, Manitoba and has an elevation of 316 meters.

• Latitude: 56° 46' 44'' North   (decimal: 56.7788999)
• Longitude: 100° 48' 53'' West   (decimal: -100.8147000)
• Topography Feature Category: Lake
• Geographical Feature: Lake
• Canadian Province/Territory: Manitoba
• Elevation: 316 meters
• Location: 90-22-W
• Atlas of Canada Locator Map: Mary Lake
• GPS Coordinate Locator Map: Mary Lake Lat/Long