Upper Main Branch is a River located in Madawaska, New Brunswick and has an elevation of 404 meters.

• Latitude: 47° 36' North   (decimal: 47.5999999)
• Longitude: 68° 4' West   (decimal: -68.0666999)
• Topography Feature Category: River
• Geographical Feature: Branch
• Canadian Province/Territory: New Brunswick
• Elevation: 404 meters
• Location: Madawaska
• Atlas of Canada Locator Map: Upper Main Branch
• GPS Coordinate Locator Map: Upper Main Branch Lat/Long