Sermamagny

Sermamagny
Town hall
Location of Sermamagny
Sermamagny
Sermamagny
Coordinates: 47°41′32″N 6°50′09″E / 47.6922°N 6.8358°E / 47.6922; 6.8358
CountryFrance
RegionBourgogne-Franche-Comté
DepartmentTerritoire de Belfort
ArrondissementBelfort
CantonValdoie
IntercommunalityGrand Belfort
Government
 • Mayor (2020–2026) Philippe Challant
Area
1
7.90 km2 (3.05 sq mi)
Population
 (2023)
929
 • Density118/km2 (305/sq mi)
Time zoneUTC+01:00 (CET)
 • Summer (DST)UTC+02:00 (CEST)
INSEE/Postal code
90093 /90300
Elevation384–423 m (1,260–1,388 ft)
1 French Land Register data, which excludes lakes, ponds, glaciers > 1 km2 (0.386 sq mi or 247 acres) and river estuaries.

Sermamagny (French pronunciation: [sɛʁmamaɲi]) is a commune in Territoire de Belfort, a department in Bourgogne-Franche-Comté in northeastern France.