Grass Lake is a Lake located in Waterloo, Ontario and has an elevation of 306 meters.

• Latitude: 43° 17' 47'' North   (decimal: 43.2963888)
• Longitude: 80° 20' 50'' West   (decimal: -80.3472222)
• Topography Feature Category: Lake
• Geographical Feature: Lake
• Canadian Province/Territory: Ontario
• Elevation: 306 meters
• Location: Waterloo
• Atlas of Canada Locator Map: Grass Lake
• GPS Coordinate Locator Map: Grass Lake Lat/Long