Neuostheim is a suburb of the city of Mannheim, Germany, and is considered to be one of the more attractive neighbourhoods of Mannheim. It is located 3.5 km (2.2 mi) east of the city centre. It lies on the River Neckar and an important lock on the Neckar Canal is situated between Neuostheim and the suburb of Feudenheim. Neuostheim is well connected to the city centre and to Heidelberg by tram, bus and highways.