Longnes, Yvelines

Longnes
Town hall
Location of Longnes
Longnes
Longnes
Coordinates: 48°55′18″N 1°35′17″E / 48.9217°N 1.5881°E / 48.9217; 1.5881
CountryFrance
RegionÎle-de-France
DepartmentYvelines
ArrondissementMantes-la-Jolie
CantonBonnières-sur-Seine
IntercommunalityPays houdanais
Government
  Mayor (20232026) Anne Debras
Area
1
13.76 km2 (5.31 sq mi)
Population
 (2022)
1,582
  Density110/km2 (300/sq mi)
Time zoneUTC+01:00 (CET)
  Summer (DST)UTC+02:00 (CEST)
INSEE/Postal code
78346 /78980
Elevation109–160 m (358–525 ft)
(avg. 125 m or 410 ft)
1 French Land Register data, which excludes lakes, ponds, glaciers > 1 km2 (0.386 sq mi or 247 acres) and river estuaries.

Longnes is a commune in the Yvelines department in the Île-de-France region in north-central France.