Stewart Long Lake is a Lake located in Lennox and Addington, Ontario and has an elevation of 367 meters.

• Latitude: 45° 5' 56'' North   (decimal: 45.0988888)
• Longitude: 77° 22' 53'' West   (decimal: -77.3813888)
• Topography Feature Category: Lake
• Geographical Feature: Lake
• Canadian Province/Territory: Ontario
• Elevation: 367 meters
• Location: Lennox and Addington
• Atlas of Canada Locator Map: Stewart Long Lake
• GPS Coordinate Locator Map: Stewart Long Lake Lat/Long