Lac Horizon is a Lake located in Lac-Marguerite; Antoine-Labelle, Quebec.

• Latitude: 47° 4' 26'' North   (decimal: 47.0738889)
• Longitude: 75° 53' 18'' West   (decimal: -75.8883333)
• Topography Feature Category: Lake
• Geographical Feature: Étang
• Canadian Province/Territory: Quebec
• Location: Lac-Marguerite; Antoine-Labelle
• Atlas of Canada Locator Map: Lac Horizon
• GPS Coordinate Locator Map: Lac Horizon Lat/Long