Sir John Johnson House National Historic Site of Canada is a Conservation area located in Glengarry, Ontario.

• Latitude: 45° 8' 41'' North   (decimal: 45.1446999)
• Longitude: 74° 34' 48'' West   (decimal: -74.5800000)
• Topography Feature Category: Conservation area
• Geographical Feature: National Historic Site
• Canadian Province/Territory: Ontario
• Location: Glengarry
• Atlas of Canada Locator Map: Sir John Johnson House National Historic Site of Canada
• GPS Coordinate Locator Map: Sir John Johnson House National Historic Site of Canada Lat/Long