Grande-Synthe

Grande-Synthe
Groot-Sinten
The town hall in Grande-Synthe
Location of Grande-Synthe
Grande-Synthe
Grande-Synthe
Coordinates: 51°00′50″N 2°18′10″E / 51.0139°N 2.3028°E / 51.0139; 2.3028
CountryFrance
RegionHauts-de-France
DepartmentNord
ArrondissementDunkerque
CantonGrande-Synthe
IntercommunalityCU de Dunkerque
Government
  Mayor (20202026) Martial Beyaert
Area
1
21.44 km2 (8.28 sq mi)
Population
 (2022)
20,347
  Density950/km2 (2,500/sq mi)
Time zoneUTC+01:00 (CET)
  Summer (DST)UTC+02:00 (CEST)
INSEE/Postal code
59271 /59760
Elevation2 m (6.6 ft)
1 French Land Register data, which excludes lakes, ponds, glaciers > 1 km2 (0.386 sq mi or 247 acres) and river estuaries.

Grande-Synthe (French pronunciation: [ɡʁɑ̃d sɛ̃t]; West Flemish: Groot-Sinten) is a commune in the Nord department in the Nord-Pas de Calais region in northern France.

It is the third-largest suburb of the city of Dunkerque (Dunkirk) and lies adjacent to it on the west.