Mantes-la-Jolie

Mantes-la-Jolie
Mantes-la-Jolie
Subprefecture and commune
	The Collegiate Church of Notre-Dame de Mantes
	Coat of arms
	Location of Mantes-la-Jolie
	Mantes-la-Jolie Mantes-la-Jolie
	Coordinates: 48°59′27″N 1°43′02″E / 48.9908°N 1.7172°E
Country	France
Region	Île-de-France
Department	Yvelines
Arrondissement	Mantes-la-Jolie
Canton	Mantes-la-Jolie
Intercommunality	CU Grand Paris Seine et Oise
Government
• Mayor (2022–2026)	Raphaël Cognet
Area 1	9.38 km2 (3.62 sq mi)
Population (2021)	44,539
• Density	4,700/km2 (12,000/sq mi)
Demonym(s)	Mantais (masculine); Mantaise (feminine)
Time zone	UTC+01:00 (CET)
• Summer (DST)	UTC+02:00 (CEST)
INSEE/Postal code	78361 /78200
Elevation	17–41 m (56–135 ft) ; (avg. 34 m or 112 ft)
	1 French Land Register data, which excludes lakes, ponds, glaciers > 1 km2 (0.386 sq mi or 247 acres) and river estuaries.

Mantes-la-Jolie (French pronunciation: [mɑ̃t la ʒɔli] ^ⓘ, 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, 48.4 km (30.1 mi) from the centre of the capital. Mantes-la-Jolie is a subprefecture of Yvelines.

^ "Répertoire national des élus: les maires" (in French). data.gouv.fr, Plateforme ouverte des données publiques françaises. 13 September 2022.
^ "Populations légales 2021" (in French). The National Institute of Statistics and Economic Studies. 28 December 2023.