Lac à Foin is a Lake located in Saint-Alphonse-Rodriguez; Matawinie, Quebec and has an elevation of 271 meters.

• Latitude: 46° 10' 20'' North   (decimal: 46.1722221)
• Longitude: 73° 45' 10'' West   (decimal: -73.7527777)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 271 meters
• Location: Saint-Alphonse-Rodriguez; Matawinie
• Atlas of Canada Locator Map: Lac à Foin
• GPS Coordinate Locator Map: Lac à Foin Lat/Long