Lac Sainte-Hélène is a Lake located in Baie-James; Jamésie, Quebec and has an elevation of 268 meters.

• Latitude: 49° 48' 58'' North   (decimal: 49.8161111)
• Longitude: 78° 19' 28'' West   (decimal: -78.3244444)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 268 meters
• Location: Baie-James; Jamésie
• Atlas of Canada Locator Map: Lac Sainte-Hélène
• GPS Coordinate Locator Map: Lac Sainte-Hélène Lat/Long