Županja is a city in eastern Slavonia, Croatia, located 254 km east of Zagreb. It is administratively part of the Vukovar-Srijem county. In 2001 census, the population of the city was 13,775. Županja lies on the Sava river opposite Bosnia and Herzegovina, and is the site of a border-crossing bridge with the city of Orašje in Bosnia and Herzegovina. The A3 highway Zagreb-Slavonski Brod-Belgrade passes north of it, and the city is also reachable by a local railroad from Vinkovci as well as the state road D55.