L'Île-à-Tessier is a Unincorporated area located in Sainte-Anne-de-la-Pérade; Les Chenaux, Quebec.

• Latitude: 46° 33' 37'' North   (decimal: 46.5603039)
• Longitude: 72° 10' 55'' West   (decimal: -72.1820511)
• Topography Feature Category: Unincorporated area
• Geographical Feature: Centre de villégiature
• Canadian Province/Territory: Quebec
• Location: Sainte-Anne-de-la-Pérade; Les Chenaux
• Atlas of Canada Locator Map: L'Île-à-Tessier
• GPS Coordinate Locator Map: L'Île-à-Tessier Lat/Long