Monterblanc

Monterblanc
Sterwenn
Commune
The Ytrac roundabout, in Monterblanc
The Ytrac roundabout, in Monterblanc
Coat of arms of Monterblanc
Coat of arms
Location of Monterblanc
Monterblanc is located in France
Monterblanc
Monterblanc
Location within France
Monterblanc is located in Brittany
Monterblanc
Monterblanc
Location within Brittany
Coordinates: 47°44′36″N 2°40′49″W / 47.7433°N 2.6803°W / 47.7433; -2.6803
CountryFrance
RegionBrittany
DepartmentMorbihan
ArrondissementVannes
CantonVannes-3
IntercommunalityGolfe du Morbihan - Vannes Agglomération
Government
 • Mayor (2026–32) Alban Moquet
Area
1
25.41 km2 (9.81 sq mi)
Highest elevation
151 m (495 ft)
Lowest elevation
46 m (151 ft)
Population
 (2023)
3,356
 • Density132.1/km2 (342.1/sq mi)
Time zoneUTC+01:00 (CET)
 • Summer (DST)UTC+02:00 (CEST)
INSEE/Postal code
56137 /56250
1 French Land Register data, which excludes lakes, ponds, glaciers > 1 km2 (0.386 sq mi or 247 acres) and river estuaries.

Monterblanc (French pronunciation: [mɔ̃tɛʁblɑ̃]; Breton: Sterwenn) is a commune in the Morbihan department and Brittany region of north-western France.

Geography

The river Arz forms most of the commune's northern border.

Population

Historical population
YearPop.±% p.a.
1968 1,126—    
1975 1,386+3.01%
1982 1,794+3.75%
1990 2,006+1.41%
1999 1,951−0.31%
2007 2,592+3.61%
2012 3,229+4.49%
2017 3,275+0.28%
2023 3,356+0.41%
Source: INSEE

In French the inhabitants of Monterblanc are known as Monterblancais.

See also

References

  1. ↑ "Répertoire national des élus: les maires". data.gouv.fr, Plateforme ouverte des données publiques françaises (in French). 5 May 2026.
  2. ↑ "Populations de référence 2023" (in French). National Institute of Statistics and Economic Studies. 18 December 2025.
  3. ↑ INSEE commune file
  4. ↑ Population municipale entre 1968 et 2023, INSEE