Lac Lalonde is a Lake located in Lac-au-Brochet; La Haute-Côte-Nord, Quebec and has an elevation of 254 meters.

• Latitude: 48° 53' 31'' North   (decimal: 48.8919761)
• Longitude: 69° 11' 4'' West   (decimal: -69.1844960)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 254 meters
• Location: Lac-au-Brochet; La Haute-Côte-Nord
• Atlas of Canada Locator Map: Lac Lalonde
• GPS Coordinate Locator Map: Lac Lalonde Lat/Long