The Zanjan region is located in the north-western part of Iran, it is a mountainous area with high peaks, but appears in the typical configuration of a plateau. The capital of the region is the city of Zanjan and the major population centers are: Abhar, Ijrud, Khorram Darre, Khoda Bande, Tarem and Mah Neshan.
In the Zanjan region there are numerous rivers, among which the most important and water-filled is the Qizil Uzun River.