Rocher-Noir is a Unincorporated area located in Montmagny; Montmagny, Quebec and has an elevation of 120 meters.

• Latitude: 46° 57' 23'' North   (decimal: 46.9564110)
• Longitude: 70° 30' 31'' West   (decimal: -70.5086859)
• Topography Feature Category: Unincorporated area
• Geographical Feature: Hameau
• Canadian Province/Territory: Quebec
• Elevation: 120 meters
• Location: Montmagny; Montmagny
• Atlas of Canada Locator Map: Rocher-Noir
• GPS Coordinate Locator Map: Rocher-Noir Lat/Long