Lac Rock is a Lake located in Lac-au-Brochet; La Haute-Côte-Nord, Quebec and has an elevation of 257 meters.

• Latitude: 48° 49' 55'' North   (decimal: 48.8319747)
• Longitude: 69° 16' 34'' West   (decimal: -69.2761639)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 257 meters
• Location: Lac-au-Brochet; La Haute-Côte-Nord
• Atlas of Canada Locator Map: Lac Rock
• GPS Coordinate Locator Map: Lac Rock Lat/Long