Tarn Lake is a Lake located in Coast Land District, British Columbia and has an elevation of 1631 meters.

• Latitude: 51° 12' North   (decimal: 51.2000000)
• Longitude: 124° 20' West   (decimal: -124.3333000)
• Topography Feature Category: Lake
• Geographical Feature: Lake
• Canadian Province/Territory: British Columbia
• Elevation: 1631 meters
• Location: Coast Land District
• Atlas of Canada Locator Map: Tarn Lake
• GPS Coordinate Locator Map: Tarn Lake Lat/Long