Martins Bluff is a Mountain located in Northumberland, New Brunswick and has an elevation of 451 meters.

• Latitude: 46° 55' 49'' North   (decimal: 46.9302981)
• Longitude: 66° 38' 49'' West   (decimal: -66.6470047)
• Topography Feature Category: Mountain
• Geographical Feature: Bluff
• Canadian Province/Territory: New Brunswick
• Elevation: 451 meters
• Location: Northumberland
• Atlas of Canada Locator Map: Martins Bluff
• GPS Coordinate Locator Map: Martins Bluff Lat/Long