The Communauté urbaine Grand Paris Seine et Oise is the ''

communauté urbaine Communauté urbaine (French for "urban community") is the second most integrated form of intercommunality in France, after the ''Metropolis'' (french: link=no, métropole). A ''communauté urbaine'' is composed of a city ( commune) and its indep ...

'', an intercommunal structure, covering the western suburbs of

Paris Paris () is the capital and most populous city of France, with an estimated population of 2,165,423 residents in 2019 in an area of more than 105 km² (41 sq mi), making it the 30th most densely populated city in the world in 2020. S ...

. It is located in the

Yvelines Yvelines () is a department in the western part of the Île-de-France region in Northern France. In 2019, it had a population of 1,448,207.department, in the

Île-de-France , timezone1 = CET , utc_offset1 = +01:00 , timezone1_DST = CEST , utc_offset1_DST = +02:00 , blank_name_sec1 = Gross regional product , blank_info_sec1 = Ranked 1st , bla ...

region In geography, regions, otherwise referred to as zones, lands or territories, are areas that are broadly divided by physical characteristics (physical geography), human impact characteristics (human geography), and the interaction of humanity and t ...

, northern

France France (), officially the French Republic ( ), is a country primarily located in Western Europe. It also comprises of Overseas France, overseas regions and territories in the Americas and the Atlantic Ocean, Atlantic, Pacific Ocean, Pac ...

. It was created in January 2016 by the merger of the previous '' communautés d'agglomération'' Mantes-en-Yvelines, Deux Rives de la Seine, Poissy-Achères-Conflans-Sainte-Honorine, Seine & Vexin and the '' communautés de communes'' Coteaux du Vexin and Seine-Mauldre. Its area is 504.7 km². Its population was 417,556 in 2018.Comparateur de territoire
INSEE. 5 April 2022. Its seat is in

Aubergenville Aubergenville () is a commune in the Yvelines department in north-central France. It is located between Mantes-la-Jolie and Saint-Germain-en-Laye, in the valley of the Seine. This city is located near the Côteau de Montgardé on the road to ...

.CU Grand Paris Seine et Oise (N° SIREN : 200059889)
BANATIC. Accessed 5 April 2022.

Composition

The communauté urbaine consists of the following 73 communes:INSEE
/ref> # Achères # Les Alluets-le-Roi #

Andrésy Andrésy () is a commune in the Yvelines department in north-central France. Population Twin towns – sister cities Andrésy is twinned with: * Haren, Germany * Międzyrzecz, Poland * Oundle, England, United Kingdom * Westerwolde, Nether ...

Arnouville-lès-Mantes Arnouville-lès-Mantes () is a commune in the Yvelines department in north-central France. Population See also *Communes of the Yvelines department An intentional community is a voluntary residential community which is designed to have a ...

Auffreville-Brasseuil Auffreville-Brasseuil () is a commune in the Yvelines department in north-central France. Population See also *Communes of the Yvelines department An intentional community is a voluntary residential community which is designed to have a ...

# Aulnay-sur-Mauldre # Boinville-en-Mantois # Bouafle # Breuil-Bois-Robert #

Brueil-en-Vexin Brueil-en-Vexin (, literally ''Brueil in Vexin'') is a commune in the Yvelines department in the Île-de-France region in north-central France. See also *Communes of the Yvelines department An intentional community is a voluntary resident ...

Buchelay Buchelay () is a commune in the Yvelines department in the Île-de-France region in north-central France. See also *Communes of the Yvelines department An intentional community is a voluntary residential community which is designed to hav ...

# Carrières-sous-Poissy #

Chanteloup-les-Vignes Chanteloup-les-Vignes () is a commune and town in the Yvelines department, Île-de-France, north central France. The town was used for a large part of the film ''La Haine''. Demographic evolution See also *Communes of the Yvelines department ...

# Chapet #

Conflans-Sainte-Honorine Conflans-Sainte-Honorine () is a commune in the Yvelines department in the Île-de-France region in north-central France. It is located in the northwestern suburbs of Paris, from the center of Paris. The commune was originally named for its ge ...

# Drocourt # Ecquevilly # Épône # Évecquemont # La Falaise # Favrieux # Flacourt #

Flins-sur-Seine Flins-sur-Seine () is a commune in the Yvelines department in the Île-de-France in north-central France.Follainville-Dennemont Follainville-Dennemont () is a commune in the Yvelines department in the Île-de-France in north-central France. See also *Communes of the Yvelines department An intentional community is a voluntary residential community which is designed t ...

# Fontenay-Mauvoisin # Fontenay-Saint-Père # Gaillon-sur-Montcient #

Gargenville Gargenville () is a commune in the Yvelines department in the Île-de-France region in north-central France, 45 km to the center of Paris. It is part of the Parc naturel régional du Vexin français. With the neighborhing commune of Issou, ...

Goussonville Goussonville () is a Communes of France, commune in the Yvelines Departments of France, department in the Île-de-France Regions of France, region in north-central France. See also *Communes of the Yvelines department References

Comm ...

Guernes Guernes () is a commune in the Yvelines department in the Île-de-France region in north-central France. See also *Communes of the Yvelines department An intentional community is a voluntary residential community which is designed to have ...

# Guerville # Guitrancourt # Hardricourt # Hargeville #

Issou Issou () is a commune in the Yvelines department, administrative region of Île-de-France, France. See also *Communes of the Yvelines department An intentional community is a voluntary residential community which is designed to have a hig ...

Jambville Jambville () is a commune in the Yvelines department in the Île-de-France region in north-central France. It is 50 kilometres to the north west of Paris in the heart of the Vexin national park. Château de Jambville is the Centre national de ...

# Jouy-Mauvoisin # Jumeauville #

Juziers Juziers () is a commune in the Yvelines department in the Île-de-France region in north-central France. Population Twinnings * East Hoathly with Halland, England since 1995. See also *Communes of the Yvelines department An intentional ...

Lainville-en-Vexin Lainville-en-Vexin (, literally ''Lainville in Vexin'') is a commune in the Yvelines department in the Île-de-France region in north-central France. See also *Communes of the Yvelines department An intentional community is a voluntary re ...

Limay Limay, officially the Municipality of Limay ( tl, Bayan ng Limay), is a 1st class municipality in the province of Bataan, Philippines. According to the 2020 census, it has a population of 78,272 people. Limay is accessible via the Bataan Provin ...

# Magnanville #

Mantes-la-Jolie Mantes-la-Jolie (, often informally called Mantes) is a commune in the Yvelines department in the Île-de-France region of north-central France. It is located to the west of Paris, from the centre of the capital. Mantes-la-Jolie is a subprefe ...

Mantes-la-Ville Mantes-la-Ville () is a commune in the Yvelines department in the Île-de-France region in north-central France. It is located in the western suburbs of Paris from the center. Mantes-la-Ville is located at the confluence of the Seine and the ...

Médan Médan () is a village in the Yvelines department, Île-de-France region, in the northwestern suburbs of Paris, France, about 25 km from the capital. Inhabitants of Médan are called ''Médanais''. Geography Médan is located in the Seine V ...

# Méricourt #

Meulan-en-Yvelines Meulan-en-Yvelines (; formerly just ''Meulan'') is a commune in the Yvelines department in the Île-de-France region in north-central France. It hosted part of the sailing events for the 1900 Summer Olympics held in neighboring Paris, and would ...

Mézières-sur-Seine Mézières-sur-Seine (, literally ''Mézières on Seine'') is a commune in the Yvelines department in the Île-de-France region in north-central France. It is located in the western suburbs of Paris, near the bank of the Seine west of Paris. ...

Mézy-sur-Seine Mézy-sur-Seine (, literally ''Mézy on Seine'') is a commune in the Yvelines department in the Île-de-France region in north-central France. See also *Communes of the Yvelines department An intentional community is a voluntary residenti ...

Montalet-le-Bois Montalet-le-Bois () is a commune in the Yvelines department in the Île-de-France region in north-central France. See also *Communes of the Yvelines department An intentional community is a voluntary residential community which is designe ...

# Morainvilliers #

Mousseaux-sur-Seine Mousseaux-sur-Seine (, literally ''Mousseaux on Seine'') is a commune in the Yvelines department in the Île-de-France region in north-central France. Geography left, Map communeMousseaux-sur-Seine is a riverside town in the Seine, situated 14 ...

Les Mureaux Les Mureaux () is a commune in the Yvelines department in the Île-de-France region in north-central France. It is located in the north-western suburbs of Paris, from the centre of Paris. Population Transport Les Mureaux is served by Les ...

# Nézel #

Oinville-sur-Montcient Oinville-sur-Montcient is a commune in the Yvelines department in the Île-de-France region in north-central France. See also *Communes of the Yvelines department An intentional community is a voluntary residential community which is desi ...

# Orgeval # Perdreauville #

Poissy Poissy () is a commune in the Yvelines department in the Île-de-France region in north-central France. It is located in the western suburbs of Paris, from the centre of Paris. Inhabitants are called ''Pisciacais'' in French. Poissy is one ...

Porcheville Porcheville () is a commune in the Yvelines department in the Île-de-France region in north-central France. See also *Communes of the Yvelines department An intentional community is a voluntary residential community which is designed to ...

Rolleboise Rolleboise () is a commune in the Yvelines department in the Île-de-France region in north-central France. See also *Communes of the Yvelines department An intentional community is a voluntary residential community which is designed to hav ...

# Rosny-sur-Seine # Sailly # Saint-Martin-la-Garenne # Soindres # Le Tertre-Saint-Denis # Tessancourt-sur-Aubette #

Triel-sur-Seine Triel-sur-Seine (, literally ''Triel on Seine'') is a commune in the Yvelines department in the Île-de-France in north-central France. It is positioned approximately to the north-west of Saint-Germain-en-Laye. The city is known for the "Fête ...

Vaux-sur-Seine Vaux-sur-Seine (, literally ''Vaux on Seine'') is a commune in the Yvelines department in the Île-de-France in north-central France. Population See also *Communes of the Yvelines department An intentional community is a voluntary reside ...

Verneuil-sur-Seine Verneuil-sur-Seine (, literally ''Verneuil on Seine'') is a commune in the Yvelines department in the Île-de-France in north-central France. Population Education Schools include: Preschools: *École La Garenne *École du Chemin Vert *École ...

# Vernouillet # Vert #

Villennes-sur-Seine Villennes-sur-Seine (, literally ''Villennes on Seine'') is a commune in the Yvelines department in the Île-de-France in north-central France. Villennes-sur-Seine is located in the Seine Valley west of Paris. Located in the village itself are ...

References

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Grand Paris Seine et Oise The Communauté urbaine Grand Paris Seine et Oise is the ''communauté urbaine'', an intercommunal structure, covering the western suburbs of Paris. It is located in the Yvelines department, in the Île-de-France region, northern France. It was c ...