Lac Mareau is a Lake located in Lac-Jacques-Cartier; La Côte-de-Beaupré, Quebec and has an elevation of 817 meters.

• Latitude: 47° 40' 6'' North   (decimal: 47.6683333)
• Longitude: 71° 29' 30'' West   (decimal: -71.4916667)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 817 meters
• Location: Lac-Jacques-Cartier; La Côte-de-Beaupré
• Atlas of Canada Locator Map: Lac Mareau
• GPS Coordinate Locator Map: Lac Mareau Lat/Long