Grafton is a Unincorporated area located in Northumberland, Ontario and has an elevation of 116 meters.

• Latitude: 43° 59' 32'' North   (decimal: 43.9922222)
• Longitude: 78° 1' 25'' West   (decimal: -78.0236111)
• Topography Feature Category: Unincorporated area
• Geographical Feature: Compact Rural Community
• Canadian Province/Territory: Ontario
• Elevation: 116 meters
• Location: Northumberland
• Atlas of Canada Locator Map: Grafton
• GPS Coordinate Locator Map: Grafton Lat/Long