Sullivan Island is a Island located in Lennox and Addington, Ontario and has an elevation of 329 meters.

• Latitude: 45° 3' 51'' North   (decimal: 45.0641666)
• Longitude: 77° 22' 55'' West   (decimal: -77.3819444)
• Topography Feature Category: Island
• Geographical Feature: Island
• Canadian Province/Territory: Ontario
• Elevation: 329 meters
• Location: Lennox and Addington
• Atlas of Canada Locator Map: Sullivan Island
• GPS Coordinate Locator Map: Sullivan Island Lat/Long