Marsh Lake is a Lake located in Frontenac, Ontario and has an elevation of 273 meters.

• Latitude: 45° 10' 56'' North   (decimal: 45.1822222)
• Longitude: 76° 55' 30'' West   (decimal: -76.9250000)
• Topography Feature Category: Lake
• Geographical Feature: Lake
• Canadian Province/Territory: Ontario
• Elevation: 273 meters
• Location: Frontenac
• Atlas of Canada Locator Map: Marsh Lake
• GPS Coordinate Locator Map: Marsh Lake Lat/Long