It then met in a building on Rue du Gros-Horloge, previously belonging to Simon de Montfort, 5th Earl of Leicester, which was granted to them by Philip II in 1220.

[4][5] In the late 18th century, the city council was briefly accommodated in the Hôtel de la Première Présidence on Rue Saint-Lô, which had been designed by Jean-Jacques Martinet and completed in 1721.

It was designed by Jean-Pierre Defrance and Jean-Baptiste Le Brument in the neoclassical style, built in ashlar stone and was completed in the mid-18th century.

A programme of works to convert the former dormitory into a municipal building was carried out to a design by Charles-Felix Maillet du Boullay and was completed in 1825.

The central section of three bays, which was also projected forward, featured a tetrastyle portico on the first floor: it was formed by Corinthian order columns supporting an entablature and a modillioned pediment, with a coat of arms in the tympanum.