Brennan Harbour is a Unincorporated area located in Algoma, Ontario and has an elevation of 182 meters.

• Latitude: 46° 11' 15'' North   (decimal: 46.1874999)
• Longitude: 82° 23' 9'' West   (decimal: -82.3858333)
• Topography Feature Category: Unincorporated area
• Geographical Feature: Locality
• Canadian Province/Territory: Ontario
• Elevation: 182 meters
• Location: Algoma
• Atlas of Canada Locator Map: Brennan Harbour
• GPS Coordinate Locator Map: Brennan Harbour Lat/Long