[5] The 14th-century author Hamdallah Mustawfi listed Komijan (as Kūmjān) as one of the main villages in the Sharahin district under Hamadan.

One of the largest tribes is Anari and Mohammad Karim, which can be seen in its population dispersion in the villages of Rastkordan and Qazooq, as well as Rahan (Saqarjuq, Dastjan and Zanjeiran, Kudzar and Aghaziart).

Other clans in this neighborhood include Anari, Azimi, Kadivar, Moradi, Alizadeh Bastan and Pezeshki.

Other neighborhoods include: Komijan is 90 kilometres (56 mi) northwest of Markazi's capital Arak.

Komijan has a semi-arid climate, characterized with extremely cold winters where the minimum temperature could fall down to −25 °C (−13 °F).

On the other hand, summertime in Komijan is relatively hot with temperatures that could reach up to 36 °C (97 °F).

The major product of horticulture and cultivation in the city of Kamijan is grapes and almonds.

[12] Media related to Komijan at Wikimedia Commons Iran portal