The autoroute A15 is an autoroute in 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. ...

France France (), officially the French Republic ( ), is a country primarily located in Western Europe. It also comprises of overseas regions and territories in the Americas and the Atlantic, Pacific and Indian Oceans. Its metropolitan ar ...

. The motorway starts at

Gennevilliers Gennevilliers () is a commune in the northwestern suburbs of Paris, in the Hauts-de-Seine department of Île-de-France. It is located from the centre of Paris. In 2017, it had a population of 46,907. History On 9 April 1929, one-fifth of the ...

Hauts-de-Seine Hauts-de-Seine (; ) is a département in the Île-de-France region, Northern France. It covers Paris's western inner suburbs. It is bordered by Paris, Seine-Saint-Denis and Val-de-Marne to the east, Val-d'Oise to the north, Yvelines to the we ...

and ends in

Cergy-Pontoise Cergy-Pontoise () is a new town and an agglomeration community in France, in the Val-d'Oise and Yvelines departments, northwest of Paris on the river Oise. It owes its name to two of the communes that it covers, Cergy and Pontoise. Its population ...

Val d'Oise Val-d'Oise (, "Vale of the Oise") is a department in the Île-de-France region, Northern France. It was created in 1968 following the split of the Seine-et-Oise department. In 2019, Val-d'Oise had a population of 1,249,674.

. The A15 was built to relieve the congested RN14 between Paris and the Cergy-Pontoise

new town New is an adjective referring to something recently made, discovered, or created. New or NEW may refer to: Music * New, singer of K-pop group The Boyz Albums and EPs * ''New'' (album), by Paul McCartney, 2013 * ''New'' (EP), by Regurgitator ...

. The A15 is operated by the

Île-de-France The Île-de-France (, ; literally "Isle of France") is the most populous of the eighteen regions of France. Centred on the capital Paris, it is located in the north-central part of the country and often called the ''Région parisienne'' (; en, Pa ...

Council. The motorway is in length and has no tolls The A15 serves

Argenteuil Argenteuil () is a commune in the northwestern suburbs of Paris, France. It is located from the center of Paris. Argenteuil is a sub-prefecture of the Val-d'Oise department, the seat of the arrondissement of Argenteuil. Argenteuil is the sec ...

Pierrelaye Pierrelaye () is a commune in the Val-d'Oise department in Île-de-France in northern France. Pierrelaye station has rail connections to Pontoise and Paris. Population See also *Communes of the Val-d'Oise department The following is a list ...

in Eragny,

Saint-Ouen-l'Aumône Saint-Ouen-l'Aumône () is a commune in the northwestern suburbs of Paris, France. It is located from the center of Paris, in the "new town" of Cergy-Pontoise, created in the 1960s. Population Transport Saint-Ouen-l'Aumône is served by tw ...

and

Pontoise Pontoise () is a commune in the northwestern suburbs of Paris, France. It is located from the centre of Paris, in the "new town" of Cergy-Pontoise. Administration Pontoise is the official '' préfecture'' (capital) of the Val-d'Oise ''d� ...

List of junctions

External links

A15 autoroute
in Saratlas {{Autoroutes A15