Lac la Grange is a Lake located in Amherst; Les Laurentides, Quebec.

• Latitude: 46° 4' 47'' North   (decimal: 46.0797690)
• Longitude: 74° 53' 44'' West   (decimal: -74.8954677)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Location: Amherst; Les Laurentides
• GPS Coordinate Locator Map: Lac la Grange Lat/Long