Kopacki rit Nature Park is situated in the northeastern part of the Republic of Croatia, on the wider geographical area of eastern Croatia. Geographically speaking, Kopacki rit is the flat part of Baranja, belonging to Osjecko-baranja County, mainly lowland situated between the Drava and Danube rivers and the state border with the Republic of Hungary. It stretches from the northern part of the Drava where the mouth of the Drava flows into the Danube and upstream on the left and right banks of the Danube towards the former Kazuk port. The state border towards the Republic of Serbia designated the Nature Park's eastern border.
