Grosne

Grosne
Grosne
Commune
	Town hall
	Coat of arms
	Location of Grosne
	Grosne Grosne
	Coordinates: 47°34′32″N 7°00′00″E / 47.5756°N 7.0000°E
Country	France
Region	Bourgogne-Franche-Comté
Department	Territoire de Belfort
Arrondissement	Belfort
Canton	Grandvillars
Intercommunality	Sud Territoire
Government
• Mayor (2020–2026)	Jean-Louis Hottlet
Area 1	3.65 km2 (1.41 sq mi)
Population (2023)	321
• Density	87.9/km2 (228/sq mi)
Time zone	UTC+01:00 (CET)
• Summer (DST)	UTC+02:00 (CEST)
INSEE/Postal code	90055 /90100
Elevation	345–388 m (1,132–1,273 ft)
	1 French Land Register data, which excludes lakes, ponds, glaciers > 1 km2 (0.386 sq mi or 247 acres) and river estuaries.

Grosne (French pronunciation: [ɡʁon]) is a commune in the Territoire de Belfort department in Bourgogne-Franche-Comté in northeastern France.

References

^ "Répertoire national des élus: les maires" (in French). data.gouv.fr, Plateforme ouverte des données publiques françaises. 13 September 2022.
^ "Populations de référence 2023" (in French). National Institute of Statistics and Economic Studies. 18 December 2025.