Lac à Bigras is a Lake located in Wentworth-Nord; Les Pays-d'en-Haut, Quebec.

• Latitude: 45° 51' 58'' North   (decimal: 45.8660999)
• Longitude: 74° 20' 27'' West   (decimal: -74.3407999)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Location: Wentworth-Nord; Les Pays-d'en-Haut
• GPS Coordinate Locator Map: Lac à Bigras Lat/Long