As of 2005[update], the town of Sanem, which lies in the north of the commune, has a population of 2,397. Other towns within the commune include Belvaux, Ehlerange, and Soleuvre.
Sanem Castle has a history dating back to the 13th century. Today's building was completed in 1557 after the medieval castle had been partly destroyed. The castle still maintains much of its original character.