Essonne

Essonne
Château de Courances
Flag of Essonne
Coat of arms of Essonne
Location of Essonne in France
Location of Essonne in France
Coordinates: 48°30′N 02°17′E / 48.500°N 2.283°E / 48.500; 2.283
CountryFrance
RegionÎle-de-France
PrefectureÉvry-Courcouronnes
SubprefecturesÉtampes
Palaiseau
Government
 • President of the Departmental CouncilFrançois Durovray[1] (LR)
Area
 • Total
1,804 km2 (697 sq mi)
Population
 (2021)[2]
 • Total
1,313,768
 • Rank14th
 • Density730/km2 (1,900/sq mi)
GDP
 • Total€58.462 billion (2021)
 • Per capita€44,500 (2021)
Time zoneUTC+1 (CET)
 • Summer (DST)UTC+2 (CEST)
Department number91
Arrondissements3
Cantons21
Communes194
^1 French Land Register data, which exclude estuaries and lakes, ponds and glaciers larger than 1 km2

Essonne (French pronunciation: [ɛsɔn] ) is a department in the southern part of the Île-de-France region in Northern France. It is named after the river Essonne. In 2019, it had a population of 1,301,659, across 194 communes.[4]

Essonne was formed on 1 January 1968, when Seine-et-Oise was split into smaller departments. Its prefecture is Évry-Courcouronnes. Its INSEE and postcode number is 91.

  1. ^ "Répertoire national des élus: les conseillers départementaux". data.gouv.fr, Plateforme ouverte des données publiques françaises (in French). 4 May 2022.
  2. ^ "Téléchargement du fichier d'ensemble des populations légales en 2021" (in French). The National Institute of Statistics and Economic Studies. 28 December 2023.
  3. ^ "Gross domestic product (GDP) at current market prices by NUTS 3 regions". ec.europa.eu.
  4. ^ Populations légales 2019: 91 Essonne, INSEE