There are three main routes that connect Kladovo to the hinterland of Serbia: from Belgrade (260 km), via Požarevac and Donji Milanovac, along the Danube Đerdap highway; from Paraćin (200 km), via the Belgrade – Niš highway through the Cestobrodica mountain pass, Zaječar, and Negotin; and from Niš (about 200 km), across the second Tresibaba mountain pass, Knjaževac, Zaječar, and Negotin. Kladovo is located in an area called Ključ in the far south-east of Serbia, and is the last stop in the east towards Bulgaria and Romania. The Town had about 10,000 residents. The Municipality had around 30,000 residents and covers about 63 ha.