Saint-Joachim

Saint-Joachim
A Briéronne house on the island of Fédrun
Location of Saint-Joachim
Saint-Joachim
Saint-Joachim
Coordinates: 47°22′59″N 2°11′58″W / 47.3831°N 2.1994°W / 47.3831; -2.1994
CountryFrance
RegionPays de la Loire
DepartmentLoire-Atlantique
ArrondissementSaint-Nazaire
CantonGuérande
IntercommunalityCA Région Nazairienne et Estuaire
Government
  Mayor (20202026) Raphaël Salaün
Area
1
86.22 km2 (33.29 sq mi)
Population
 (2022)
4,125
  Density48/km2 (120/sq mi)
Time zoneUTC+01:00 (CET)
  Summer (DST)UTC+02:00 (CEST)
INSEE/Postal code
44168 /44720
Elevation0–9 m (0–30 ft)
(avg. 6 m or 20 ft)
1 French Land Register data, which excludes lakes, ponds, glaciers > 1 km2 (0.386 sq mi or 247 acres) and river estuaries.

Saint-Joachim (French pronunciation: [sɛ̃ ʒɔaʃɛ̃] ; Breton: Sant-Yoasin) is a commune in the Loire-Atlantique department in western France. It is in the centre of the Brière marsh, and comprises a group of "islands" within the marsh.