Big Tancook Island is a Island located in Lunenburg, Nova Scotia and has an elevation of 7 meters.

• Latitude: 44° 27' North   (decimal: 44.4499999)
• Longitude: 64° 10' West   (decimal: -64.1658333)
• Topography Feature Category: Island
• Geographical Feature: Island
• Canadian Province/Territory: Nova Scotia
• Elevation: 7 meters
• Location: Lunenburg
• Atlas of Canada Locator Map: Big Tancook Island
• GPS Coordinate Locator Map: Big Tancook Island Lat/Long