Roz-sur-Couesnon

Roz-sur-Couesnon
Roz-an-Arvor (Breton)
The town hall in Roz-sur-Couesnon
Location of Roz-sur-Couesnon
Roz-sur-Couesnon
Roz-sur-Couesnon
Coordinates: 48°35′23″N 1°35′29″W / 48.5897°N 1.5914°W / 48.5897; -1.5914
CountryFrance
RegionBrittany
DepartmentIlle-et-Vilaine
ArrondissementSaint-Malo
CantonDol-de-Bretagne
Government
  Mayor (20202026) Christophe Fambon
Area
1
25.86 km2 (9.98 sq mi)
Population
 (2022)
1,036
  Density40/km2 (100/sq mi)
Time zoneUTC+01:00 (CET)
  Summer (DST)UTC+02:00 (CEST)
INSEE/Postal code
35247 /35610
Elevation5–97 m (16–318 ft)
1 French Land Register data, which excludes lakes, ponds, glaciers > 1 km2 (0.386 sq mi or 247 acres) and river estuaries.

Roz-sur-Couesnon (French pronunciation: [ʁo syʁ kwenɔ̃], literally Roz on Couesnon; Breton: Roz-an-Arvor) is a commune in the Ille-et-Vilaine department in Brittany in northwestern France.