Big Orillia Lake is a Lake located in Muskoka; Haliburton, Ontario and has an elevation of 333 meters.

• Latitude: 45° 5' 43'' North   (decimal: 45.0952777)
• Longitude: 78° 59' 55'' West   (decimal: -78.9986111)
• Topography Feature Category: Lake
• Geographical Feature: Lake
• Canadian Province/Territory: Ontario
• Elevation: 333 meters
• Location: Muskoka; Haliburton
• Atlas of Canada Locator Map: Big Orillia Lake
• GPS Coordinate Locator Map: Big Orillia Lake Lat/Long