Canton of Châteaugiron

Châteaugiron
CountryFrance
RegionBrittany
DepartmentIlle-et-Vilaine
No. of communes11
SeatChâteaugiron
Area
240.25 km2 (92.76 sq mi)
Population
 (2023)
44,406
 • Density184.83/km2 (478.71/sq mi)
INSEE code35 05

The Canton of Châteaugiron is a canton of France, in the Ille-et-Vilaine département, located in the northeast of the department. At the French canton reorganisation which came into effect in March 2015, the canton was expanded from 9 to 14 communes (5 of which merged into the new communes Châteaugiron and Piré-Chancé):