Land Registry Records

Map of Hamilton, 1842
Map of Hamilton, 1842

These records detail the chain of ownership of a property through plan and lot number. The date of each change of ownership can be determined but the existence of any specific building is not shown. 

Land Registry records  are on the Ontario Land Property Records Portal (OnLand)

To use these records efficiently you must have the property’s  lot and Concession or  plan of Subdivision number.  This information can be found on the Deed, Property Survey, or by searching OnLand