Buin Zahra (Persian: بوئين زهرا)[a] is a city in the Central District of Buin Zahra County, Qazvin province, Iran, serving as capital of both the county and the district.

[4] Native people and the main residents of Buin Zahra city speak Azerbaijani Turkish with a Qazvini accent.

[5][6][7][8] At the time of the 2006 National Census, the city's population was 15,848 in 4,250 households.

[10] The 2016 census measured the population of the city as 20,823 people in 6,298 households.

[2] Iran portal This Buin Zahra County location article is a stub.