Pinnacle Rock is a Shoal located in Cowichan Land District, British Columbia.

• Latitude: 48° 51' 40'' North   (decimal: 48.8610999)
• Longitude: 123° 19' 6'' West   (decimal: -123.3183000)
• Topography Feature Category: Shoal
• Geographical Feature: Rock
• Canadian Province/Territory: British Columbia
• Location: Cowichan Land District
• GPS Coordinate Locator Map: Pinnacle Rock Lat/Long