Lac Wallace is a Lake located in La Pêche; Les Collines-de-l'Outaouais, Quebec and has an elevation of 293 meters.

• Latitude: 45° 46' 31'' North   (decimal: 45.7752778)
• Longitude: 76° 12' 34'' West   (decimal: -76.2094444)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 293 meters
• Location: La Pêche; Les Collines-de-l'Outaouais
• Atlas of Canada Locator Map: Lac Wallace
• GPS Coordinate Locator Map: Lac Wallace Lat/Long