List of oldest buildings in Canada

Acadians were a people of French descent who lived in New Brunswick, Prince Edward Island and Nova Scotia for over a century before the British took over the lands that were New France.

The following is a list of oldest buildings and structures in Ontario constructed prior to 1830, excluding the cities of Markham, Toronto, and the Region of Waterloo.

The following is a list of oldest buildings and structures in Prince Edward Island constructed prior to 1860.

They founded Quebec City in 1608 and erected there the first foundations such as the Habitation made of wood and set up by Samuel de Champlain.

Despite the founding of other significant settlements in New France in the 17th century, notably Trois-Rivières in 1634 and Montreal in 1642, there are only a few 17th-century buildings that still survive outside the Capitale-Nationale region.

All such buildings date from the French regime and are protected as historical monuments under the law enforced by the Ministry of Culture and Communication of Quebec.