South Branch is a Unincorporated area located in Grenville, Ontario and has an elevation of 99 meters.

• Latitude: 44° 48' 58'' North   (decimal: 44.8161111)
• Longitude: 75° 42' 12'' West   (decimal: -75.7033333)
• Topography Feature Category: Unincorporated area
• Geographical Feature: Dispersed Rural Community
• Canadian Province/Territory: Ontario
• Elevation: 99 meters
• Location: Grenville
• Atlas of Canada Locator Map: South Branch
• GPS Coordinate Locator Map: South Branch Lat/Long