|• Mayor (2001–2007)||Jean-Yves Bouhourd|
|Area1||5.38 km2 (2.08 sq mi)|
|• Density||910/km2 (2,300/sq mi)|
|Time zone||CET (UTC+1)|
|• Summer (DST)||CEST (UTC+2)|
|INSEE/Postal code||78224 /78620|
|Elevation||64–178 m (210–584 ft)
(avg. 66 m or 217 ft)
1 French Land Register data, which excludes lakes, ponds, glaciers > 1 km² (0.386 sq mi or 247 acres) and river estuaries.2 Population without double counting: residents of multiple communes (e.g., students and military personnel) only counted once.
It has 5000 inhabitants, of which the average salary is 50 000 €. It is currently France's 12th richest town income wise.
The town was once called "Guilbert l'Amaury". It was in 1686 that Louis XIV of France, passing during his Sunday walk since the Château de Marly gave the city its present name. It is said he declared: "This city's atmosphere is perfect to laugh, let's re-name it!" .
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