Marsh Lake is a Lake located in Manitoulin, Ontario and has an elevation of 191 meters.

• Latitude: 45° 43' 39'' North   (decimal: 45.7275000)
• Longitude: 82° 26' 51'' West   (decimal: -82.4475000)
• Topography Feature Category: Lake
• Geographical Feature: Lake
• Canadian Province/Territory: Ontario
• Elevation: 191 meters
• Location: Manitoulin
• Atlas of Canada Locator Map: Marsh Lake
• GPS Coordinate Locator Map: Marsh Lake Lat/Long