Signboard Island is a Island located in Leeds, Ontario and has an elevation of 115 meters.

• Latitude: 44° 33' 55'' North   (decimal: 44.5652777)
• Longitude: 76° 15' 30'' West   (decimal: -76.2583333)
• Topography Feature Category: Island
• Geographical Feature: Island
• Canadian Province/Territory: Ontario
• Elevation: 115 meters
• Location: Leeds
• Atlas of Canada Locator Map: Signboard Island
• GPS Coordinate Locator Map: Signboard Island Lat/Long