Vukovar (Croatian pronunciation:[v̞ûkɔv̞aːr]; Serbian Cyrillic:Вуковар) is a city in eastern Croatia. It has Croatia's biggest river port, located at the confluence of the Vuka River and the Danube. Vukovar is the seat of the Vukovar-Syrmia County. The city's registered population was 26,468 in the 2011 census, with a total of 27,683 in the municipality.