Saint-Ouen-l'Aumône

Saint-Ouen-l'Aumône
Maubuisson Abbey
Location of Saint-Ouen-l'Aumône
Saint-Ouen-l'Aumône
Saint-Ouen-l'Aumône
Coordinates: 49°02′41″N 2°06′40″E / 49.0447°N 2.1111°E / 49.0447; 2.1111
CountryFrance
RegionÎle-de-France
DepartmentVal-d'Oise
ArrondissementPontoise
CantonSaint-Ouen-l'Aumône
IntercommunalityCergy-Pontoise
Government
  Mayor (20202026) Laurent Linquette
Area
1
12.21 km2 (4.71 sq mi)
Population
 (2022)
25,614
  Density2,100/km2 (5,400/sq mi)
Time zoneUTC+01:00 (CET)
  Summer (DST)UTC+02:00 (CEST)
INSEE/Postal code
95572 /95310
Elevation22–58 m (72–190 ft)
1 French Land Register data, which excludes lakes, ponds, glaciers > 1 km2 (0.386 sq mi or 247 acres) and river estuaries.

Saint-Ouen-l'Aumône (French pronunciation: [sɛ̃t‿wɛ̃ lomon] ) is a commune in the northwestern suburbs of Paris, France. It is located 27.6 km (17.1 mi) from the center of Paris, in the "new town" of Cergy-Pontoise, created in the 1960s.