Châteaugiron (; ; Gallo: Chaujon) is a commune in the Ille-et-Vilaine department of Brittany in northwestern France. It extended on 1 January 2017 by merging with the former communes of Saint-Aubin-du-Pavail and Ossé. Arrêté du 13 juin 2016 portant création de la commune nouvelle de Châteaugiron Châteaugiron castle dates from the 12th century, and now houses the town hall. Its oldest part is the apse of the chapel; the keep dates from the 13th-14th century.
Population Inhabitants of Châteaugiron are called Castelgironnais and Castelgironnaises in French. Population data given in the table and graph below refer to the area corresponding with the commune as of January 2025.
Sister cities Puszczykowo, Poland
Gallery
See also Communes of the Ille-et-Vilaine department
References
External links
Official website
Mayors of Ille-et-Vilaine Association