Lac Lily is a Lake located in Lac-Nilgaut; Pontiac, Quebec and has an elevation of 258 meters.

• Latitude: 46° 22' 34'' North   (decimal: 46.3761719)
• Longitude: 77° 44' 13'' West   (decimal: -77.7369741)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 258 meters
• Location: Lac-Nilgaut; Pontiac
• Atlas of Canada Locator Map: Lac Lily
• GPS Coordinate Locator Map: Lac Lily Lat/Long