Johnville is a Unincorporated area located in Cookshire-Eaton; Le Haut-Saint-François, Quebec and has an elevation of 257 meters.

• Latitude: 45° 19' 55'' North   (decimal: 45.3319869)
• Longitude: 71° 45' 4'' West   (decimal: -71.7512015)
• Topography Feature Category: Unincorporated area
• Geographical Feature: Hameau
• Canadian Province/Territory: Quebec
• Elevation: 257 meters
• Location: Cookshire-Eaton; Le Haut-Saint-François
• Atlas of Canada Locator Map: Johnville
• GPS Coordinate Locator Map: Johnville Lat/Long