Abyek is a city located in the Central District of Abyek County within the Qazvin province of Iran. It serves as the administrative capital for both the county and the district. Geographically, the city is situated approximately halfway between the cities of Qazvin to the northwest and Karaj to the southeast.
The area is characterized by industrial activity, most notably a major cement factory. This facility is a significant local landmark but is also noted for being responsible for air pollution in the surrounding region.