Qusar is located in Eurasian continent, in the north-eastern inclination of the main Caucasus Mountain ridge. It is located between 41°11’ - 41°45’ latitude North and 47°52’ - 48°41’ longitude East. Mountains, among which is also Shahdagh Mount, take the great part of the rayon. Territory of the rayon occupies the north-eastern part of Azerbaijan. Qusar is a unique gate of the republic. Even in the ancient times the territory of the rayon took a good position on a junction of the main trade roads. It is 179 kilometers from Qusar to Baku.