Lake Johnstone is a Unincorporated area located in 17-14-1-W3, Saskatchewan.

• Latitude: 50° 10' North   (decimal: 50.1666979)
• Longitude: 106° 7' West   (decimal: -106.1172606)
• Topography Feature Category: Unincorporated area
• Geographical Feature: Station
• Canadian Province/Territory: Saskatchewan
• Location: 17-14-1-W3
• GPS Coordinate Locator Map: Lake Johnstone Lat/Long