Marchs Lake is a Lake located in Saint John, New Brunswick and has an elevation of 73 meters.

• Latitude: 45° 12' 45'' North   (decimal: 45.2125258)
• Longitude: 66° 26' 00'' West   (decimal: -66.4332180)
• Topography Feature Category: Lake
• Geographical Feature: Lake
• Canadian Province/Territory: New Brunswick
• Elevation: 73 meters
• Location: Saint John
• Atlas of Canada Locator Map: Marchs Lake
• GPS Coordinate Locator Map: Marchs Lake Lat/Long