To the west Koula municipality borders the Republic of Serbia along a 12 km borderline. The hilly Balkan range extends to the south and southeast at an altitude of 300 - 500 m.
The climate is moderate continental with cold winters and hot summers. The soils are humus (black earth) in the plain and brown soils in the higher areas, suitable for the development of agriculture.
Landmarks: - The Holy Trinity Monastery (12 century) is situated near the village of Rakovitsa and functions as a tourist facility (at a distance of 21 km from town of Kula). - There is a tourist route leads from the monastery to the Babin Nos and Chernoglav peaks. - The Vrashka Chuka protected natural sight is located on the territory of the municipality. - The ruins of the Kastra Martis (2 c.) - Roman fortress dating back to late antiquity and giving the name of the town can be found in the center of the Municipality.