Sanem

Sanem
Suessem (Luxembourgish)
Sassenheim (German)
The castle
Map of Luxembourg with Sanem highlighted in orange, and the canton in dark red
Coordinates: 49°32′50″N 5°55′40″E / 49.5472°N 5.9278°E / 49.5472; 5.9278
Country Luxembourg
CantonEsch-sur-Alzette
Government
 • MayorSimone Asselborn-Bintz (LSAP)
Area
 • Total
24.42 km2 (9.43 sq mi)
 • Rank36th of 100
Highest elevation
422 m (1,385 ft)
 • Rank34th of 100
Lowest elevation
277 m (909 ft)
 • Rank79th of 100
Population
 (2025)
 • Total
19,085
 • Rank6th of 100
 • Density781.5/km2 (2,024/sq mi)
  • Rank11th of 100
Time zoneUTC+1 (CET)
 • Summer (DST)UTC+2 (CEST)
LAU 2LU0000213
Websitesanem.lu

Sanem (Luxembourgish: Suessem [ˈzu̯əsəm] ; German: Sassenheim [ˈzasn̩ˌhaɪm]) is a commune and town in south-western Luxembourg. It is part of the canton of Esch-sur-Alzette. The administrative centre and largest town is Belvaux.

As of 2025, the town of Sanem, which lies in the north of the commune, has a population of 2,860. Other towns within the commune include Belvaux, Ehlerange, and Soleuvre.