Qazvin is one of the 30 provinces of Iran. It is in the north-west of the country, and its center is the city of Qazvin. The province was created in 1996 out of part of Zanjan province and includes 20 cities: Qazvin city, Takestan, Abyek, Booin Zahra, Eqhbalieh, Mohammadieh, Alvand, Isfarvadin, Mahmood Abad Nemooneh, Khoram Dasht, Ziä Abad, Avaj, Shäl, Danesfahan, Abgarm, Ardägh, Moallem Keläyeh, Razmian Kouhin and Bidestan in the form of four townships (chief cities) contains 18 sections, 44 rural districts, and 1543 villages.

The population of the province is more than one million people (2003) of which 62 % live in the cities and 38 % live in the villages. Concerning the sex-ratio, the ratio of men to women is 50.7 to 49.3 %. 99.6% of the province population are Muslims and 0.4% of the rest come from other religions. The literacy rate is a bit higher than 82 % which represents the 7th rank in Ir