Gertrude Mountain is a Mountain located in Cassiar Land District, British Columbia.

• Latitude: 57° 31' 31'' North   (decimal: 57.5252777)
• Longitude: 131° 36' 35'' West   (decimal: -131.6097222)
• Topography Feature Category: Mountain
• Geographical Feature: Mountain
• Canadian Province/Territory: British Columbia
• Location: Cassiar Land District
• Atlas of Canada Locator Map: Gertrude Mountain
• GPS Coordinate Locator Map: Gertrude Mountain Lat/Long