Grassie Lake is a Lake located in 98-23W, Manitoba.

• Latitude: 57° 28' 17'' North   (decimal: 57.4713999)
• Longitude: 101° 10' 37'' West   (decimal: -101.1769000)
• Topography Feature Category: Lake
• Geographical Feature: Lake
• Canadian Province/Territory: Manitoba
• Location: 98-23W
• Atlas of Canada Locator Map: Grassie Lake
• GPS Coordinate Locator Map: Grassie Lake Lat/Long