Marshall's Lake is a Lake located in Grey, Ontario and has an elevation of 317 meters.

• Latitude: 44° 29' 36'' North   (decimal: 44.4933333)
• Longitude: 80° 51' 46'' West   (decimal: -80.8627777)
• Topography Feature Category: Lake
• Geographical Feature: Lake
• Canadian Province/Territory: Ontario
• Elevation: 317 meters
• Location: Grey
• Atlas of Canada Locator Map: Marshall's Lake
• GPS Coordinate Locator Map: Marshall's Lake Lat/Long