Mount Arlington Heights is a Unincorporated area located in Placentia, Newfoundland and Labrador and has an elevation of 40 meters.

• Latitude: 47° 25' 41'' North   (decimal: 47.4280555)
• Longitude: 53° 51' 17'' West   (decimal: -53.8547222)
• Topography Feature Category: Unincorporated area
• Geographical Feature: Neighbourhood
• Canadian Province/Territory: Newfoundland and Labrador
• Elevation: 40 meters
• Location: Placentia
• Atlas of Canada Locator Map: Mount Arlington Heights
• GPS Coordinate Locator Map: Mount Arlington Heights Lat/Long