Newcastle is a Unincorporated area located in Northumberland, New Brunswick and has an elevation of 24 meters.

• Latitude: 47° 0' 14'' North   (decimal: 47.0039345)
• Longitude: 65° 34' 2'' West   (decimal: -65.56716)
• Topography Feature Category: Unincorporated area
• Geographical Feature: Urban Community
• Canadian Province/Territory: New Brunswick
• Elevation: 24 meters
• Location: Northumberland
• Atlas of Canada Locator Map: Newcastle
• GPS Coordinate Locator Map: Newcastle Lat/Long