Hrazdan is the capital of the Kotayk province of Armenia. Farzdan is connected to the Zoroastrian mythology. With a population of 52,900 it is the fifth-largest city in Armenia by population. It has lost significant population since the 1989 census reported 59,000 people. During the Soviet years it was one of the highly-industrialized towns of the Armenian SSR.
The town of Hrazdan is situated in the north-eastern part of Armenia. From the North it is bordered with Pambak mountains, from the south-west with Tsakhkunyats mountains, from the east the border crosses Geghama mountains up to the top of Goutanasar mountain. Hrazdan River flows along the town, and the streamlets Marmarik and Aghveran flow into it.