Île Matagheistic is a Island located in Côte-Nord-du-Golfe-du-Saint-Laurent; Basse-Côte-Nord, Quebec.

• Latitude: 50° 23' 14'' North   (decimal: 50.3871999)
• Longitude: 59° 48' 40'' West   (decimal: -59.8111000)
• Topography Feature Category: Island
• Geographical Feature: Île / Ile
• Canadian Province/Territory: Quebec
• Location: Côte-Nord-du-Golfe-du-Saint-Laurent; Basse-Côte-Nord
• GPS Coordinate Locator Map: Île Matagheistic Lat/Long