La Forteresse

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La Forteresse
Commune
An old view of La Forteresse
An old view of La Forteresse
La Forteresse is located in France
La Forteresse
La Forteresse
Location within Auvergne-Rhône-Alpes region
La Forteresse is located in Auvergne-Rhône-Alpes
La Forteresse
La Forteresse
Coordinates: 45°17′44″N 5°24′15″E / 45.2956°N 5.4042°E / 45.2956; 5.4042Coordinates: 45°17′44″N 5°24′15″E / 45.2956°N 5.4042°E / 45.2956; 5.4042
CountryFrance
RegionAuvergne-Rhône-Alpes
DepartmentIsère
ArrondissementVienne
CantonBièvre
IntercommunalityBièvre Toutes Aures
Government
 • Mayor (2014–2020) Evelyne Collet
Area19.22 km2 (3.56 sq mi)
Population (2011)2308
 • Density33/km2 (87/sq mi)
Time zoneUTC+1 (CET)
 • Summer (DST)UTC+2 (CEST)
INSEE/Postal code38171 /38590
Elevation503–773 m (1,650–2,536 ft)
1 French Land Register data, which excludes lakes, ponds, glaciers > 1 km2 (0.386 sq mi or 247 acres) and river estuaries. 2 Population without double counting: residents of multiple communes (e.g., students and military personnel) only counted once.

La Forteresse is a commune in the Isère department in southeastern France.

Geography[edit]

La Forteresse is located in the valley of Rival, and is about 550 meters away from Saint-Étienne-de-Saint-Geoirs.

History[edit]

La Forteresse belonged until 1929 to the canton of Tullins. Then, on 17 December 1929, it was attached to the canton of Saint-Étienne-de-Saint-Geoirs.[1]

Population[edit]

Historical population
YearPop.±%
1793380—    
1806438+15.3%
1821450+2.7%
1831486+8.0%
1841481−1.0%
1851493+2.5%
1861448−9.1%
1872427−4.7%
1881457+7.0%
1891395−13.6%
1901354−10.4%
1911323−8.8%
1921281−13.0%
1931279−0.7%
1946295+5.7%
1962277−6.1%
1968262−5.4%
1975250−4.6%
1982245−2.0%
1990251+2.4%
1999235−6.4%
2007291+23.8%
2011308+5.8%

See also[edit]

References[edit]

  1. ^ "Bulletin of Acts of the French Republic" (in French). Gallica. 17 December 1929.