Croissy-sur-Seine

Croissy-sur-Seine
Château de Croissy-sur-Seine
Location of Croissy-sur-Seine
Croissy-sur-Seine
Croissy-sur-Seine
Coordinates: 48°52′42″N 2°08′36″E / 48.8783°N 02.1433°E / 48.8783; 02.1433
CountryFrance
RegionÎle-de-France
DepartmentYvelines
ArrondissementSaint-Germain-en-Laye
CantonChatou
IntercommunalityCA Saint Germain Boucles Seine
Government
 • Mayor (2020–2026) Jean-Roger Davin
Area
1
3.44 km2 (1.33 sq mi)
Population
 (2023)
11,013
 • Density3,200/km2 (8,290/sq mi)
DemonymCroissillons
Time zoneUTC+01:00 (CET)
 • Summer (DST)UTC+02:00 (CEST)
INSEE/Postal code
78190 /78290
Elevation19–34 m (62–112 ft)
(avg. 26 m or 85 ft)
Websitewww.croissy.com
1 French Land Register data, which excludes lakes, ponds, glaciers > 1 km2 (0.386 sq mi or 247 acres) and river estuaries.

Croissy-sur-Seine (French pronunciation: [kʁwasi syʁ sɛn]; lit. 'Croissy-on-Seine') or simply Croissy is a commune in the Yvelines department in the Île-de-France region in Northern France. It is a suburban town on the western outskirts of Paris.

Croissy-sur-Seine is part of the Pays des Impressionnistes. It contains the two campuses of the British School of Paris, and was Russia's base camp for UEFA Euro 2016.