Kolah Darreh

Kolah Darreh (, also Romanized as Kaleh Darreh, Kolā Darreh, and Kulah Darreh) is a village in Zahray-ye Pain Rural District, in the Central District of Buin Zahra County, Qazvin Province, Iran. At the 2006 census, its population was 962, in 233 families.