Qarah Dash () is a village in Owryad Rural District of the Central District in Mahneshan County, Zanjan province, Iran.
At the time of the 2006 National Census, the village's population was 510 in 105 households. The following census in 2011 counted 287 people in 82 households. The 2016 census measured the population of the village as 257 people in 82 households.