Thiverval-Grignon

Thiverval-Grignon
Town hall
Location of Thiverval-Grignon
Thiverval-Grignon
Thiverval-Grignon
Coordinates: 48°51′07″N 1°55′05″E / 48.8519°N 1.9181°E / 48.8519; 1.9181
CountryFrance
RegionÎle-de-France
DepartmentYvelines
ArrondissementRambouillet
CantonPlaisir
IntercommunalityCœur d'Yvelines
Government
  Mayor (20202026) Nadine Gohard
Area
1
11.17 km2 (4.31 sq mi)
Population
 (2022)
1,102
  Density99/km2 (260/sq mi)
Time zoneUTC+01:00 (CET)
  Summer (DST)UTC+02:00 (CEST)
INSEE/Postal code
78615 /78850
Elevation56–132 m (184–433 ft)
(avg. 77 m or 253 ft)
1 French Land Register data, which excludes lakes, ponds, glaciers > 1 km2 (0.386 sq mi or 247 acres) and river estuaries.

Thiverval-Grignon (French pronunciation: [tivɛʁval ɡʁiɲɔ̃] ) is a commune in the Yvelines department in the Île-de-France region in north-central France.