Barnston is a Unincorporated area located in Coaticook; Coaticook, Quebec.

• Latitude: 45° 6' 26'' North   (decimal: 45.1072663)
• Longitude: 71° 53' 0'' West   (decimal: -71.8834260)
• Topography Feature Category: Unincorporated area
• Geographical Feature: Village
• Canadian Province/Territory: Quebec
• Location: Coaticook; Coaticook
• Atlas of Canada Locator Map: Barnston
• GPS Coordinate Locator Map: Barnston Lat/Long