Blackstone Lake is a Unincorporated area located in Parry Sound, Ontario and has an elevation of 209 meters.

• Latitude: 45° 14' 55'' North   (decimal: 45.2486111)
• Longitude: 79° 53' 4'' West   (decimal: -79.8844444)
• Topography Feature Category: Unincorporated area
• Geographical Feature: Dispersed Rural Community
• Canadian Province/Territory: Ontario
• Elevation: 209 meters
• Location: Parry Sound
• Atlas of Canada Locator Map: Blackstone Lake
• GPS Coordinate Locator Map: Blackstone Lake Lat/Long