The five-story Montreal City Hall is the seat of local government in Montreal, Quebec, Canada. It was designed by architects Henri-Maurice Perrault and Alexander Cowper Hutchison, and built between 1872 and 1878 in the Second Empire style. It is located in Old Montreal, between Place Jacques-Cartier and the Champ de Mars, at 275 Notre-Dame …The five-story Montreal City Hall is the seat of local government in Montreal, Quebec, Canada. It was designed by architects Henri-Maurice Perrault and Alexander Cowper Hutchison, and built between 1872 and 1878 in the Second Empire style. It is located in Old Montreal, between Place Jacques-Cartier and the Champ de Mars, at 275 Notre-Dame Street East. The closest Metro station is Champ-de-Mars, on the Orange Line.