Union is a Unincorporated area located in Elgin, Ontario and has an elevation of 209 meters.

• Latitude: 42° 42' 13'' North   (decimal: 42.7036111)
• Longitude: 81° 11' 25'' West   (decimal: -81.1902777)
• Topography Feature Category: Unincorporated area
• Geographical Feature: Compact Rural Community
• Canadian Province/Territory: Ontario
• Elevation: 209 meters
• Location: Elgin
• Atlas of Canada Locator Map: Union
• GPS Coordinate Locator Map: Union Lat/Long