Château d'Agnou

Maule (French pronunciation: [mol]) is a commune in the Yvelines department in the Île-de-France in north-central France.

Aulnay-sur-Mauldre (French pronunciation: [o(l)nɛ syʁ moldʁ]) is a commune in the Yvelines department in north-central France.

Bazemont (French pronunciation: [bazmɔ̃]) is a commune in the Yvelines department in Île-de-France, northern France. It is situated 18 km south east of the town of Mantes-la-Jolie. Bazemont means "la montagne de Baso", Baso's Mountain.

Mareil-sur-Mauldre (French pronunciation: [maʁɛj syʁ moldʁ], literally Mareil on Mauldre) is a commune in the Yvelines department in the Île-de-France region in north-central France.

Nézel (French pronunciation: [nezɛl]) is the commune in the Yvelines department in the Île-de-France region in north-central France.

Montainville (French pronunciation: [mɔ̃tɛ̃vil]) is a commune in the Yvelines department in the Île-de-France region in north-central France. The inhabitants are called Montainvillois and Montainvilloise.

La Falaise (French pronunciation: [la falɛz]) is a commune in the Yvelines department in the Île-de-France region in north-central France.

Andelu (French pronunciation: [ɑ̃dly]) is a commune in the Yvelines department in north-central France.

Herbeville is a commune in the Yvelines department in the Île-de-France region in north-central France.

Aubergenville (French pronunciation: [obɛʁʒɑ̃vil]) 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 Normandy.

The canton of Aubergenville (French: Canton d'Aubergenville) is an administrative division of the Yvelines department, northern France. Its borders were modified at the French canton reorganisation which came into effect in March 2015. Its seat is in Aubergenville.It consists of the following communes:

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 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. Its seat is in Aubergenville.