Ollainville, Essonne

Ollainville (French pronunciation: [ɔlɛ̃vil] ^ⓘ) is a commune in the Essonne department in Île-de-France in northern France.

Ollainville
Commune
The town hall in Ollainville
Coat of arms
Location of Ollainville
Ollainville Show map of France Ollainville Show map of Île-de-France (region)
Coordinates: 48°35′30″N 2°12′59″E
Country	France
Region	Île-de-France
Department	Essonne
Arrondissement	Palaiseau
Canton	Arpajon
Intercommunality	CA Cœur d'Essonne
Government
• Mayor (2020–2026)	Jean-Michel Giraudeau[1]
Area 1	11.33 km2 (4.37 sq mi)
Population  (2022)[2]	5,361
• Density	470/km2 (1,200/sq mi)
Time zone	UTC+01:00 (CET)
• Summer (DST)	UTC+02:00 (CEST)
INSEE/Postal code	91461 /91340
Elevation	46–168 m (151–551 ft)
1 French Land Register data, which excludes lakes, ponds, glaciers > 1 km2 (0.386 sq mi or 247 acres) and river estuaries.

Population

Historical population

Year	Pop.	±% p.a.
1968	1,393	—
1975	1,876	+4.34%
1982	2,603	+4.79%
1990	3,555	+3.97%
1999	3,896	+1.02%
2007	4,565	+2.00%
2012	4,613	+0.21%
2017	4,722	+0.47%
Source: INSEE[3]

Inhabitants of Ollainville are known as Ollainvillois in French.

See also

• Communes of the Essonne department