On 1 January 2007 the municipality, which covers 29.67 km2, had 1,584 inhabitants, giving a population density of 53.4 inhabitants per km2. Besides Martelange itself, the municipality includes the villages of Grumelange and Radelange.
On 1 January 2007 the municipality, which covers 29.67 km2, had 1,584 inhabitants, giving a population density of 53.4 inhabitants per km2. Besides Martelange itself the municipality includes the villages of Grumelange and Radelang,e.