Mount Bonnycastle is a Mountain located in New Westminster Land District, British Columbia and has an elevation of 1481 meters.

• Latitude: 49° 32' 25'' North   (decimal: 49.5402777)
• Longitude: 122° 47' 52'' West   (decimal: -122.7977777)
• Topography Feature Category: Mountain
• Geographical Feature: Mount
• Canadian Province/Territory: British Columbia
• Elevation: 1481 meters
• Location: New Westminster Land District
• Atlas of Canada Locator Map: Mount Bonnycastle
• GPS Coordinate Locator Map: Mount Bonnycastle Lat/Long