Mayhew is a Unincorporated area located in Renfrew, Ontario and has an elevation of 124 meters.

• Latitude: 45° 28' 41'' North   (decimal: 45.4780555)
• Longitude: 76° 37' 15'' West   (decimal: -76.6208333)
• Topography Feature Category: Unincorporated area
• Geographical Feature: Railway Point
• Canadian Province/Territory: Ontario
• Elevation: 124 meters
• Location: Renfrew
• Atlas of Canada Locator Map: Mayhew
• GPS Coordinate Locator Map: Mayhew Lat/Long