Long Island is a Island located in Lanark, Ontario and has an elevation of 164 meters.

• Latitude: 44° 47' 57'' North   (decimal: 44.7991666)
• Longitude: 76° 27' 8'' West   (decimal: -76.4522222)
• Topography Feature Category: Island
• Geographical Feature: Island
• Canadian Province/Territory: Ontario
• Elevation: 164 meters
• Location: Lanark
• Atlas of Canada Locator Map: Long Island
• GPS Coordinate Locator Map: Long Island Lat/Long