Cape St. Mary's is a Cape located in Newfoundland and Labrador and has an elevation of 23 meters.

• Latitude: 46° 49' 16'' North   (decimal: 46.8211111)
• Longitude: 54° 11' 51'' West   (decimal: -54.1974999)
• Topography Feature Category: Cape
• Geographical Feature: Cape
• Canadian Province/Territory: Newfoundland and Labrador
• Elevation: 23 meters
• Atlas of Canada Locator Map: Cape St. Mary's
• GPS Coordinate Locator Map: Cape St. Mary's Lat/Long