ChalengdarChalengdar is a village in Baraghan Rural District of Chendar District in Savojbolagh County, Alborz province, Iran.DemographicsPopulationAt the time of the 2006 National Census, the village's population was 78, in 32 households, when it was in Tehran province. The 2016 census measured the population of the village as 421 people in 175 households, by which time the county had been separated from the province in the establishment of Alborz province.