Padegan-e Chehel Dokhtar () is a village in Kalateh Hay-ye Gharbi Rural District of Bastam District in Shahrud County, Semnan province, Iran.
At the time of the 2006 National Census, the village's population was 493 in 133 households. The following census in 2011 counted 496 people in 146 households. The 2016 census measured the population of the village as 1,902 people in 150 households, the most populous in its rural district.