Lac Sainte-Croix is a Lake located in Mont-Valin; Le Fjord-du-Saguenay, Quebec.

• Latitude: 48° 55' 58'' North   (decimal: 48.9328186)
• Longitude: 70° 53' 3'' West   (decimal: -70.8842428)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Location: Mont-Valin; Le Fjord-du-Saguenay
• Atlas of Canada Locator Map: Lac Sainte-Croix
• GPS Coordinate Locator Map: Lac Sainte-Croix Lat/Long