Badeleh Kuh () is a village in Rudbar Rural District of the Central District in Damghan County, Semnan province, Iran.
At the time of the 2006 National Census, the village's population was 144 in 24 households. The following census in 2011 counted 300 people in 85 households. The 2016 census measured the population of the village as 313 people in 99 households.