|Intercommunality||CA Saint Germain Boucles Seine|
|• Mayor (2020–2026)||Daniel Cornalba|
|5.38 km2 (2.08 sq mi)|
|• Density||830/km2 (2,100/sq mi)|
|Time zone||UTC+01:00 (CET)|
|• Summer (DST)||UTC+02:00 (CEST)|
|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.|
It has 5000 inhabitants, of which the average salary is 50 000 €. It is currently France's 12th richest town income wise.
The inhabitants of L'Etang-la-ville are called Stagnovillois. In 2015 the town had a population of 4,831.
The town was once called "Guilbert l'Amaury". It was in 1686 that Louis XIV of France, passing during his Sunday walk from the Château de Marly gave the city its present name. It is said he declared: "This city's atmosphere is perfect to laugh, we shall re-name it!" .
- "Populations légales 2018". The National Institute of Statistics and Economic Studies. 28 December 2020.
- "Populations légales 2015 − Commune de l'Étang-la-Ville (78224) | Insee". www.insee.fr (in French). Retrieved 2018-10-25.
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