Lac Lafantaisie is a Lake located in Wentworth-Nord; Les Pays-d'en-Haut, Quebec and has an elevation of 310 meters.

• Latitude: 45° 52' 18'' North   (decimal: 45.8716666)
• Longitude: 74° 29' 16'' West   (decimal: -74.4877778)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 310 meters
• Location: Wentworth-Nord; Les Pays-d'en-Haut
• Atlas of Canada Locator Map: Lac Lafantaisie
• GPS Coordinate Locator Map: Lac Lafantaisie Lat/Long