# Montesson

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Commune in Île-de-France, France

Montesson Commune The town hall in Montesson Coat of arms Location of Montesson Montesson Show map of France Montesson Show map of Île-de-France (region) Coordinates: 48°54′31″N 2°08′59″E / 48.9085°N 2.1496°E / 48.9085; 2.1496 Country France Region Île-de-France Department Yvelines Arrondissement Saint-Germain-en-Laye Canton Houilles Intercommunality CA Saint Germain Boucles Seine Government • Mayor (2020–2026) Nicole Bristol[1] Area 1 7.36 km2 (2.84 sq mi) Population (2023)[2] 14,549 • Density 1,980/km2 (5,120/sq mi) Time zone UTC+01:00 (CET) • Summer (DST) UTC+02:00 (CEST) INSEE/Postal code 78418 /78360 Elevation 23–56 m (75–184 ft) (avg. 45 m or 148 ft) 1 French Land Register data, which excludes lakes, ponds, glaciers > 1 km2 (0.386 sq mi or 247 acres) and river estuaries.

**Montesson** (French pronunciation: [\[mɔ̃tesɔ̃\]](https://en.wikipedia.org/wiki/Help:IPA/French)) is a [commune](/source/Communes_of_France) in the [Yvelines](/source/Yvelines) [department](/source/Departments_of_France) in the [Île-de-France](/source/%C3%8Ele-de-France) [region](/source/Regions_of_France) in north-central [France](/source/France). It is located in the western suburbs of [Paris](/source/Paris).

Transport in Montesson is served by buses with T-tickets as well as by several Paris-suburban lines: Line 01, Line 04, Line 07, Line 19, Line 22. The bus tickets have a category called "Bus T" which is for occasional users and replaces the old tickets in the notebooks of the previous bus network. The T ticket is also valid on the entire metro (Paris and suburbs) on the [RER](/source/R%C3%A9seau_Express_R%C3%A9gional) lines of the [RATP](/source/RATP_Group) and the [SNCF](/source/SNCF). It is sold for a single price of 1.70 € for a journey or 12.50 € for a book of 10. It can be purchased all around the Ile de France metro stations, RER stations, bus terminals, and RATP authorized dealers.

## Population

‹ The [template](https://en.wikipedia.org/wiki/Help:Template) *[Historical populations](https://en.wikipedia.org/wiki/Template:Historical_populations)* is being [considered for merging](https://en.wikipedia.org/wiki/Wikipedia:Templates_for_discussion/Log/2026_June_24#Template:Infobox_demographics). ›

Historical population Year Pop. ±% p.a. 1968 9,353 — 1975 9,494 +0.21% 1982 11,192 +2.38% 1990 12,365 +1.25% 1999 13,750 +1.19% 2007 14,885 +1.00% 2012 15,280 +0.53% 2017 15,019 −0.34% 2023 14,549 −0.53% Source: INSEE[3]

## See also

- [Communes of the Yvelines department](/source/Communes_of_the_Yvelines_department)

## References

1. **[^](#cite_ref-1)** ["Répertoire national des élus: les maires"](https://www.data.gouv.fr/fr/datasets/r/2876a346-d50c-4911-934e-19ee07b0e503) (in French). data.gouv.fr, Plateforme ouverte des données publiques françaises. 13 September 2022.

1. **[^](#cite_ref-2)** ["Populations de référence 2023"](https://www.insee.fr/fr/statistiques/8643952?geo=COM-78418) (in French). National Institute of Statistics and Economic Studies. 18 December 2025.

1. **[^](#cite_ref-pophist_3-0)** [Population municipale entre 1968 et 2023](https://www.insee.fr/fr/statistiques/8643952?geo=COM-78418#tableau-POPREF_G1), INSEE

## External links

Wikimedia Commons has media related to [Montesson](https://commons.wikimedia.org/wiki/Category:Montesson).

- [http://flagspot.net/flags/fr-78-ms.html](http://flagspot.net/flags/fr-78-ms.html)

v t e Communes in the Paris metropolitan area Population over 2 million Paris Population over 100,000 Argenteuil Boulogne-Billancourt Montreuil Saint-Denis Population over 75,000 Asnières-sur-Seine Aubervilliers Aulnay-sous-Bois Champigny-sur-Marne Colombes Courbevoie Créteil Nanterre Rueil-Malmaison Versailles Vitry-sur-Seine Population over 50,000 Antony Le Blanc-Mesnil Bobigny Bondy Cergy Chelles Clamart Clichy Corbeil-Essonnes Drancy Épinay-sur-Seine Évry-Courcouronnes Fontenay-sous-Bois Issy-les-Moulineaux Ivry-sur-Seine Levallois-Perret Maisons-Alfort Massy Meaux Neuilly-sur-Seine Noisy-le-Grand Pantin Saint-Maur-des-Fossés Saint-Ouen-sur-Seine Sarcelles Sartrouville Sevran Villejuif Population over 25,000 Alfortville Athis-Mons Bagneux Bagnolet Bezons Bois-Colombes Brétigny-sur-Orge Brunoy Bussy-Saint-Georges Cachan Champs-sur-Marne Charenton-le-Pont Châtenay-Malabry Châtillon Chatou Le Chesnay-Rocquencourt Choisy-le-Roi Clichy-sous-Bois Conflans-Sainte-Honorine Cormeilles-en-Parisis La Courneuve Creil Draveil Dreux Eaubonne Élancourt Ermont Étampes Fontenay-aux-Roses Franconville Fresnes Gagny La Garenne-Colombes Garges-lès-Gonesse Gennevilliers Gonesse Goussainville Grigny Guyancourt L'Haÿ-les-Roses Herblay-sur-Seine Houilles Limeil-Brévannes Livry-Gargan Malakoff Mantes-la-Jolie Melun Meudon Montfermeil Montigny-le-Bretonneux Montrouge Les Mureaux Neuilly-sur-Marne Nogent-sur-Marne Noisy-le-Sec Palaiseau Le Perreux-sur-Marne Plaisir Le Plessis-Robinson Poissy Pontault-Combault Pontoise Puteaux Rambouillet Ris-Orangis Romainville Rosny-sous-Bois Saint-Cloud Saint-Germain-en-Laye Sainte-Geneviève-des-Bois Sannois Savigny-sur-Orge Savigny-le-Temple Stains Sucy-en-Brie Suresnes Taverny Thiais Trappes Tremblay-en-France Les Ulis Vanves Vigneux-sur-Seine Villemomble Villeneuve-Saint-Georges Villeparisis Villepinte Villiers-le-Bel Villiers-sur-Marne Vincennes Viry-Châtillon Yerres Population under 25,000 1,792 other communes

v t e Communes of the Yvelines department Ablis Achères Adainville Aigremont Allainville Les Alluets-le-Roi Andelu Andrésy Arnouville-lès-Mantes Aubergenville Auffargis Auffreville-Brasseuil Aulnay-sur-Mauldre Auteuil Autouillet Bailly Bazainville Bazemont Bazoches-sur-Guyonne Béhoust Bennecourt Beynes Blaru Boinville-en-Mantois Boinville-le-Gaillard Boinvilliers Bois-d'Arcy Boissets La Boissière-École Boissy-Mauvoisin Boissy-sans-Avoir Bonnelles Bonnières-sur-Seine Bouafle Bougival Bourdonné Breuil-Bois-Robert Bréval Les Bréviaires Brueil-en-Vexin Buc Buchelay Bullion Carrières-sous-Poissy Carrières-sur-Seine La Celle-les-Bordes La Celle-Saint-Cloud Cernay-la-Ville Chambourcy Chanteloup-les-Vignes Chapet Châteaufort Chatou Chaufour-lès-Bonnières Chavenay Le Chesnay-Rocquencourt Chevreuse Choisel Civry-la-Forêt Clairefontaine-en-Yvelines Les Clayes-sous-Bois Coignières Condé-sur-Vesgre Conflans-Sainte-Honorine Courgent Cravent Crespières Croissy-sur-Seine Dammartin-en-Serve Dampierre-en-Yvelines Dannemarie Davron Drocourt Ecquevilly Élancourt Émancé Épône Les Essarts-le-Roi L'Étang-la-Ville Évecquemont La Falaise Favrieux Feucherolles Flacourt Flexanville Flins-Neuve-Église Flins-sur-Seine Follainville-Dennemont Fontenay-le-Fleury Fontenay-Mauvoisin Fontenay-Saint-Père Freneuse Gaillon-sur-Montcient Galluis Gambais Gambaiseuil Garancières Gargenville Gazeran Gommecourt Goupillières Goussonville Grandchamp Gressey Grosrouvre Guernes Guerville Guitrancourt Guyancourt Hardricourt Hargeville La Hauteville Herbeville Hermeray Houdan Houilles Issou Jambville Jouars-Pontchartrain Jouy-en-Josas Jouy-Mauvoisin Jumeauville Juziers Lainville-en-Vexin Lévis-Saint-Nom Limay Limetz-Villez Les Loges-en-Josas Lommoye Longnes Longvilliers Louveciennes Magnanville Magny-les-Hameaux Maisons-Laffitte Mantes-la-Joliesubpr Mantes-la-Ville Marcq Mareil-le-Guyon Mareil-Marly Mareil-sur-Mauldre Marly-le-Roi Maule Maulette Maurecourt Maurepas Médan Ménerville Méré Méricourt Le Mesnil-le-Roi Le Mesnil-Saint-Denis Les Mesnuls Meulan-en-Yvelines Mézières-sur-Seine Mézy-sur-Seine Millemont Milon-la-Chapelle Mittainville Moisson Mondreville Montainville Montalet-le-Bois Montchauvet Montesson Montfort-l'Amaury Montigny-le-Bretonneux Morainvilliers Mousseaux-sur-Seine Mulcent Les Mureaux Neauphle-le-Château Neauphle-le-Vieux Neauphlette Nézel Noisy-le-Roi Notre-Dame-de-la-Mer Oinville-sur-Montcient Orcemont Orgerus Orgeval Orphin Orsonville Orvilliers Osmoy Paray-Douaville Le Pecq Perdreauville Le Perray-en-Yvelines Plaisir Poigny-la-Forêt Poissy Ponthévrard Porcheville Le Port-Marly Prunay-en-Yvelines Prunay-le-Temple La Queue-les-Yvelines Raizeux Rambouilletsubpr Rennemoulin Richebourg Rochefort-en-Yvelines Rolleboise Rosay Rosny-sur-Seine Sailly Saint-Arnoult-en-Yvelines Saint-Cyr-l'École Saint-Forget Saint-Germain-de-la-Grange Saint-Germain-en-Layesubpr Saint-Hilarion Saint-Illiers-la-Ville Saint-Illiers-le-Bois Saint-Lambert Saint-Léger-en-Yvelines Saint-Martin-de-Bréthencourt Saint-Martin-des-Champs Saint-Martin-la-Garenne Saint-Nom-la-Bretèche Saint-Rémy-lès-Chevreuse Saint-Rémy-l'Honoré Sainte-Mesme Sartrouville Saulx-Marchais Senlisse Septeuil Soindres Sonchamp Tacoignières Le Tartre-Gaudran Le Tertre-Saint-Denis Tessancourt-sur-Aubette Thiverval-Grignon Thoiry Tilly Toussus-le-Noble Trappes Le Tremblay-sur-Mauldre Triel-sur-Seine Vaux-sur-Seine Vélizy-Villacoublay Verneuil-sur-Seine Vernouillet La Verrière Versaillespref Vert Le Vésinet Vicq Vieille-Église-en-Yvelines La Villeneuve-en-Chevrie Villennes-sur-Seine Villepreux Villette Villiers-le-Mahieu Villiers-Saint-Frédéric Viroflay Voisins-le-Bretonneux pref: prefecture subpr: subprefecture

Authority control databases International VIAF National France BnF data Israel Other IdRef Yale LUX

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Adapted from the Wikipedia article [Montesson](https://en.wikipedia.org/wiki/Montesson) by Wikipedia contributors ([contributor history](https://en.wikipedia.org/wiki/Montesson?action=history)). Available under [Creative Commons Attribution-ShareAlike 4.0 International](https://creativecommons.org/licenses/by-sa/4.0/). Changes may have been made.