Mesnil-Roc'h
Mesnil-Roc'h | |
|---|---|
A general view of Saint-Pierre-de-Plesguen | |
Location of Mesnil-Roc'h | |
![]() Mesnil-Roc'h Location within France ![]() Mesnil-Roc'h Location within Brittany | |
| Coordinates: 48°26′52″N 1°54′43″W / 48.4478°N 1.9119°W | |
| Country | France |
| Region | Brittany |
| Department | Ille-et-Vilaine |
| Arrondissement | Saint-Malo |
| Canton | Combourg |
| Intercommunality | Bretagne Romantique |
Area 1 | 41.16 km2 (15.89 sq mi) |
| Population (2023)[1] | 4,492 |
| • Density | 109.1/km2 (282.7/sq mi) |
| Time zone | UTC+01:00 (CET) |
| • Summer (DST) | UTC+02:00 (CEST) |
| INSEE/Postal code | 35308 /35720 |
| Elevation | 34–99 m (112–325 ft) |
| 1 French Land Register data, which excludes lakes, ponds, glaciers > 1 km2 (0.386 sq mi or 247 acres) and river estuaries. | |
Mesnil-Roc'h (Breton: Sant-Pêr-Plewenn) is a commune in the Ille-et-Vilaine department in Brittany in northwestern France. It was established on 1 January 2019 by merger of the former communes of Saint-Pierre-de-Plesguen (the seat), Lanhélin and Tressé.[2]
Geography
The commune is located 41.1 kilometres from the prefecture of the department, Rennes, and 12.5 kilometres from the canton of Combourg.
Population
Population data refer to the commune in its geography as of January 2025.
| Year | Pop. | ±% p.a. |
|---|---|---|
| 1968 | 3,009 | — |
| 1975 | 2,903 | −0.51% |
| 1982 | 2,960 | +0.28% |
| 1990 | 2,960 | +0.00% |
| 1999 | 2,848 | −0.43% |
| 2007 | 3,630 | +3.08% |
| 2012 | 4,047 | +2.20% |
| 2017 | 4,301 | +1.22% |
| 2023 | 4,492 | +0.73% |
| Source: INSEE[3] | ||
See also
References
- ↑ "Populations de référence 2023" (in French). National Institute of Statistics and Economic Studies. 18 December 2025.
- ↑ Arrêté préfectoral 11 December 2018 (in French)
- ↑ Population municipale entre 1968 et 2023, INSEE
Wikimedia Commons has media related to Mesnil-Roc'h.

