Sydenham is a Unincorporated area located in Frontenac, Ontario and has an elevation of 151 meters.

• Latitude: 44° 24' 31'' North   (decimal: 44.4086111)
• Longitude: 76° 35' 45'' West   (decimal: -76.5958333)
• Topography Feature Category: Unincorporated area
• Geographical Feature: Suburban Community
• Canadian Province/Territory: Ontario
• Elevation: 151 meters
• Location: Frontenac
• Atlas of Canada Locator Map: Sydenham
• GPS Coordinate Locator Map: Sydenham Lat/Long