Retreat Island is a Island located in Cowichan Land District, British Columbia and has an elevation of 25 meters.

• Latitude: 48° 56' North   (decimal: 48.9332999)
• Longitude: 123° 30' West   (decimal: -123.5000000)
• Topography Feature Category: Island
• Geographical Feature: Island
• Canadian Province/Territory: British Columbia
• Elevation: 25 meters
• Location: Cowichan Land District
• Atlas of Canada Locator Map: Retreat Island
• GPS Coordinate Locator Map: Retreat Island Lat/Long