Lac Langley is a Lake located in Otter Lake; Pontiac, Quebec and has an elevation of 252 meters.

• Latitude: 46° 1' North   (decimal: 46.0166999)
• Longitude: 76° 23' West   (decimal: -76.3832999)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 252 meters
• Location: Otter Lake; Pontiac
• Atlas of Canada Locator Map: Lac Langley
• GPS Coordinate Locator Map: Lac Langley Lat/Long