Rodange (German: Rodingen) is a town in the commune of Pétange, in south-western Luxembourg. It lies next to the border with Belgium, across which is the town of Athus. The town is to the south-west of the town of Pétange and to the west of the smaller town of Lamadelaine. As of 2010, Rodange has a population of 5,505, making it the 18th-most populous town in Luxembourg. The town has a railway station served by CFL trains. Rodange is situated on Line 70, which connects the south-west of the country to Luxembourg City; at Rodange, the line branches, and connects to both Athus and the French town of Longuyon (via Longwy).