Barnston Island is a Unincorporated area located in New Westminster Land District, British Columbia and has an elevation of 3 meters.

• Latitude: 49° 12' North   (decimal: 49.1999999)
• Longitude: 122° 43' West   (decimal: -122.7167000)
• Topography Feature Category: Unincorporated area
• Geographical Feature: Community
• Canadian Province/Territory: British Columbia
• Elevation: 3 meters
• Location: New Westminster Land District
• Atlas of Canada Locator Map: Barnston Island
• GPS Coordinate Locator Map: Barnston Island Lat/Long